Additional Work Cost Data 15.12.17.pdf

Powering Tamil Nadu’s Progress

TAMILNADU GENERATION AND DISTRIBUTION CORPORATION LIMITED

ADDITIONAL COST- DATA FOR NCTPS & ALSO COMMON FOR OTHER 210 & 600 MW THERMAL POWER STATIONS VOLUME- III – C 2017-2018 (with effect from 01.06.2017)

VISION STATEMENT To make TANGEDCO Synonymous with availability of quality and reliable power at competitive rates

TANGEDCO LTD O/o Director/Finance, Chennai-2 Circular Memo No.DIR/FIN/CFC/RC/CE/M/RC/F.COST DATA/ D175/17 DT.30.06.17 Sub:- Regulatory Cell – Additional Cost data on Labour charges to be considered for the common works of 210 & 600MW Thermal Power Stations of TANGEDCO in the preparation of works contract estimate for the FY 2017-18 -Approved for implementation-Reg. Ref:- 1) Circular memo no.CFC/RC/CE/M/RC/F.COST DATA /D141/17 DT.11.04.17 2) Circular memo no.DIR/FIN/CFC/RC/CE/M/RC/F.COST DATA/D185/17 DT.15.05.17 3) CMD’s note approval dt.30.06.17 1.

****** In order to follow the uniform procedure in the preparation of estimate for the works contract particularly for engagement of labours in the system wise works carried out in various locations of TANGEDCO’s 210MW & 600MW Thermal Power Stations, Cost Data(Volume-I, Volume-II) for the FY 2017-18 has already been issued vide references cited (1) & (2) above.

2.

The present cost data Volume-III-A, III-B, III-C & III-D effective from 01.06.2017 comprises of additional cost data pertaining to TTPS (210MW), MTPS-I&II(210MW&600MW), NCTPS-I(210MW) and an amendment to cost data Volume-I respectively which shall be referred along with the earlier cost data (Volume-I, Volume-II) cited (1) & (2) above while preparing the estimate for the FY 2017-18. Corrections to 185 nos. cost data and also deleted items in volume –I are indicated in the Volume-III-D. 3. The following factors were considered in the preparation of cost data; i) The no. of labour component and total amount considered for each and every works were arrived after indepth discussion with the concerned thermal power stations. ii) PWD schedule of rates as in the Govt. Proceedings no.HDO/ Sr.DO/23500/2016-1, dated 16.08.2016 for the FY 2016-17 has been considered in the cost data Volume- III-A, III-B, III-C & III-D. 1

iii) System wise code nos. were assigned for the common works are detailed as below; a) Volume- III-A .....3690 nos. b) Volume- III-B ..... 1414 nos. (210MW) & 145 nos. (600MW) c) Volume- III-C ...... 992 nos. d) Volume- III-D ...... 185 nos. iv) Standard PWD schedule of rates for labours (2016-17) as in the Govt. Proceedings no.HDO/Sr.DO/23500/2016-1, dated 16.08.2016 were adopted. v) An extra 5% & 10% on the rates of labour over MTPS-I & II were arrived for TTPS & NCTPS-I & II as per the Proceedings no.HDO/ Sr.DO/ 23500/2016-1, dated 16.08.2016. vi) Total amount and unit rates for TTPS, MTPS- I & II, NCTPS- I & II and an amendment to cost data Volume- I are indicated in the cost data Volume-III-A, III-B, III-C & III-D for all the common works. 4. After careful consideration, the following matters placed were approved by the CMD/TANGEDCO. 1) To approve the cost data (Volume- III-A, III-B, III-C & III-D) on labour charges to be considered for the common works of 210 MW & 600 MW thermal power stations of TANGEDCO in the preparation of works contract estimate in respect of Civil/ Electrical/Mechanical works for the FY 2017-18. 2) To adopt the cost data (Volume- III-A, III-B, III-C & III-D) with effect from 01.06.17 and shall also be referred while preparing the estimate along with the earlier cost data (Volume- I & Volume- II) cited (1) & (2) above which is already in force with effect from 01.04.2017 & 01.05.2017 respectively. 3) To adopt the recent schedule of rates issued by the PWD for the FY 2017-18 while preparing the estimate for the FY 2017-18. 4) To adopt the rates obtained through the tenders for any works if it is found to be lesser than the rates indicated in the cost data (VolumesI, II, III-A, III-B, III-C & III-D) while preparing the estimate for the subsequent years and accordingly update the rates in the cost data in each and every year.

2

5) To include those works not covered in the cost data(Volumes- I, II, III-A, III-B, III-C & III-D) subsequently, after ascertaining the rate reasonableness and till such time the concerned CE’s of thermal power stations are empowered to act on their own for preparation of estimate after getting prior approval from Director/Generation. 6) To entrust the work of updation, revision and issue of cost data every year by the CE/Mechanical/Thermal stations in future and forward the same to CE/Projects for uploading in the ERP-SAP. 7) Employee portion of EPF/ESI should be provided in the estimate as extra without specifying the amount. EPF/ESI is to be reimbursed based on the actual remittance made by the contractor. The receipt of this memo shall be acknowledged. (S.ARULSAMY) DT.30.06.2017 DIRECTOR/FINANCE/TANGEDCO (BY ORDER OF THE CMD/TANGEDCO) Enclosure:- Details of Labour charges in landscape format. To 1) The Chief Engineer/MTPS-II, Metturdam-6 2) The Chief Engineer/NCTPS-II, Chennai-120 3) The Chief Engineer/TTPS, Tuticorin-4 4) The Chief Engineer/MTPS-I, Metturdam-6 5) The Chief Engineer/NCTPS-I, Chennai-120 6) The Chief Engineer/M/TS, Chennai-2 7) The Chief Engineer/Projects, Chennai-2 8) Copy submitted to the Director/Finance table. 9) Copy submitted to the Director/Distribution table. 10)

Copy to CFC/General, TANGEDCO, Chennai-2

11) Copy to CE/Planning, TANGEDCO, Chennai-2 12) Copy to CIAO, TANGEDCO, Chennai-2

3

PWD SCHEDULE OF RATES FOR THE YEAR 2016-2017

Sl.No.

DESCRIPTION OF LABOURS

1.

TECHNICAL ASSISTANT-I

2.

TECHNICAL ASSISTANT-II

3. 4. 5. 6. 7. 8. 9.

MASON-I GRADE TECHNICAL ASSISTANT-III MASON-II GRADE FITTER-I GRADE ELECTRICIAN-I GRADE ELECTRICIAN-II GRADE FITTER-II GRADE

10.

SYRANG – I CLASS

11.

WELDER-I C LASS

12.

PAINTER-II CLASS

13.

SYRANG – II CLASS

14.

WELDER-II CLASS

15.

MECHANIC-II CLASS

16.

BRAZER-II CLASS

17.

TURNER-I CLASS

18.

TURNER-II CLASS

19.

MAZDOOR CATEGORY -I

20.

ELECTRICAL HELPER

21.

MAZDOOR CATEGORY -II

RATE APPROVED FOR THE YEAR 2016-2017 (w.e.f.16.08.2016) In Rs. 636 573 496 485 444 438 432 409 409 381 381 369 352 352 352 352 352 321 310 308 280

ABBREVIATION

LETTER STANDS FOR

N

NCTPS

2

200MW

A

Additional Data

ACP

Air Cooling plant

AHP

Ash Handling Pump

APH

Air pre Heater(BM)

BM

Boiler Maintenance

BPR

Boiler Pressure Parts

CA

Common Auxiliaries

CHE

Chemical

CHP

Coal Handling Plant

CI

Control & Instrumentation

CM

Civil Maintenanace

CMP

Central Maintenance & planning

DMP

De Miniralising Plant (BM)

EM

Electrical Maintenance

ESP

Electro Static Precipitator

FAN

FAN (ID,FD & PA)

FF

Fire Fighting

FGD

Flue Gas Duct

FOPH

Fuel Oil Pump House

MRT

Meter & Relay Testing

MP

Mill Plant Maintenance

INDEX Sl.No. 1 2 3 4 5 6 7 8 9 10 11 12 13 14

NAME OF THE DIVISION

BOILER MAINTENANCE FIRE FIGHTING CHEMICAL DIVISION OIL & ASH HANDLING COMMON AUXILLARY COAL HANDLING PALNT ELECTRICAL MAINTENANCE METER RELAY TEST CONTROL AND INSTRUMENTATION MILL PLANT AIR COOLING PALNT PDFACS TURBINE MAINTENANCE CIVIL MAINTENANCE

PAGE.No. 01 - 20 21 - 26 26 26 - 45 45 - 50 51 - 79 79 - 93 93 - 95 95 - 96 96 - 109 109 - 115 115 - 116 116 - 133 133 - 134

TAMILNADU GENERATION AND DISTRIBUTION CORPORATION LIMITED Sl. No

CODE

DIVISION

1

N-APH-A-2001

BM

2

N-APH-A-2002

BM

3

N-APH-A-2003

BM

4

N-APH-A-2004

BM

5

N-APH-A-2005

BM

6

N-APH-A-2006

BM

7

N-APH-A-2007

BM

DESCRIPTION OF WORK

QTY

BOILER MAINTENANCE AIR PRE HEATER Checking and cleaning of APH main gear drive unit including decoupling of APH drive from motor, dismantling of fluid coupling, draining of gear box lube oil from gear box, opening of gear box inspection doors and bottom pinion door, cleaning, inspection and Checking of all components inside the gear box and pinion, checking the tapper lock bush, root gap and bottom gap of pinion and pin rack, and grinding the bur projected on bottom surface of the pinion and renewal of lubricant oils and assembly the same.

UNIT

TOTAL AMOUNT

RATE PER UNIT (Rs.) MTPS

TTPS

NCTPS

1

No

20181

20181.00

21190.05

22199.10

Chipping, breaking and removing of refractory super ceramic packing, graphite rope of Stationary spool retainer ring, dismantling & removal of worn out sealing ring cover cutting, machining fixing new sealing ring Welding grinding, reconditioning of Stationary spool retainer ring in Worn-out portions, reassemble of all Components cutting bending, fabrication & Fixing of guide bearing oil flow Inspection door & breather in cover .

1

No

21216

21216.00

22276.80

23337.60

Removing the existing support bracing pipe assembly of APH flue gas side transporting the new from stores, cutting in to required size leading, lifting, positioning and welding. Removal and refixing of support bearing water shield and air sealing ring. Cutting & removing the damaged / dislocated ribs of cold end baskets seating frame, Straightening the same positioning & welding in position with the frame and refilling of worn out welding for reconditioning in position (12 no seating frames per air pre heater)

1

Set

5428

5428.00

5699.40

5970.80

1

No

12408

12408.00

13028.40

13648.80

1

No

2774

2774.00

2912.70

3051.40

Cutting & removing the jammed partition plates of HE & HIE baskets and aligning refixing and welding of the new existing partition plates in positioning after fixing of APH HIE baskets. Charges for Rectification of oil leak in out put drive shaft of air pre heater speed reducer gear drive unit . Work involves dismantling the seal air flanges, fluid coupling and Bibby coupling from electric motor and air motor. Dismantling and removing the electric motor and air motor bed from speed reducer gear drive unit, dismantling the pinion cover, taper lock bushing, pulling out the pinion wheel by heating and hammering remove the speed reducer gear drive unit from its bed, lifting, renewal of the damaged oil seal in the gear box, lowering, placed on the bed and assembly the same.

2

No

3963

1981.50

2080.58

2179.65

1

No

23256

23256.00

24418.80

25581.60

1

TAMILNADU GENERATION AND DISTRIBUTION CORPORATION LIMITED Sl. No

CODE

DIVISION

8

N-APH-A-2008

BM

9

N-APH-A-2009

BM

10

N-APH-A-2010

BM

11

N-APH-A-2011

12

DESCRIPTION OF WORK

QTY

UNIT

TOTAL AMOUNT

Renewal of new / reconditioned of air seal cover assembly in work involves dismantling of guide bearing housing cover assembly, cutting & removal of guide bearing housing arresting, removal of guide bearing housing assembly from its position, cutting and removal of defective air seal assembly, fixing of new/reconditioned air seal assembly in Stationary spool assembly and reassembling Guide bearing housing with new sealing tube assembly , fixing, aligning and removing arresting

1

No

143984

MTPS 143984.00

TTPS 151183.20

NCTPS 158382.40

Removing the existing stationary spool assembly (HE) and fixing of new / reconditioned stationary spool assembly (HE). Dismounting of Trunnion with housing after making necessary locking arrangements by removing the locking bars and 16 Nos. locking bolts of M 39 x 118, lifting lowering to “O” m level and transporting of released trunnion to central stores for devolution.

1

No

88110

88110.00

92515.50

96921.00

1

No

9435

9435.00

9906.75

10378.50

BM

Dismounting of Trunnion with housing after making necessary locking arrangements by removing the locking bars and 16 Nos. locking bolts of M 39 x 118, lifting lowering to “O” m level and transporting of released trunnion to central stores for devolution.

1

No

24878

24878.00

26121.90

27365.80

N-APH-A-2012

BM

Fabrication rotor supports, packing plates and rotor arresting fixtures, checking the condition of 50 ton hydraulic jacks and its pumps and hoses. Lifting the entire rotor assembly by 10 to 12 mm. Placing temporary packing supports and arresting the rotor assembly in A & B pass

1

No

35480

35480.00

37254.00

39028.00

13

N-APH-A-2013

BM

1

No

27200

27200.00

28560.00

29920.00

14

N-APH-A-2014

BM

Disconnecting the instruments tapings, oil lines, rotor stoppage alarm switch fixing brackets, dismantling of damaged support bearing assembly, pulling it to the access opening, removing the grills and supports, lowering it to platform, taking out damaged bearing, adopter plate etc., in A &B pass Changing of air pre heater speed reducer gear drive unit. Work involves drawl of new/reconditioned speed reducer gear box from stores, leading lifting the new/reconditioned gear box and its spares from 0 mtr to 18 mtr, dismantling the seal air flanges, fluid coupling and Bibby coupling from electric motor and air motor. Dismantling and removing the electric motor and air motor bed from speed reducer gear drive unit, dismantling the pinion cover, taper lock bushing, pulling out the pinion wheel by heating and hammering, dismantling the old speed reducer gear drive unit from its bed, lifting & lowering the same to the safety working platform assembly ,lifting and placing the new/reconditioned gear box with pinion wheel on the bed and assembly the same. (SEISO MAKE / ELICON MAKE)

1

No

70152

70152.00

73659.60

77167.20

15

N-APH-A-2015

BM

Changing of worn-out / damaged resilient plate and fixing of new/ reconditioned resilient plate.

1

No

1747

1747.00

1834.35

1921.70

2

RATE PER UNIT (Rs.)

TAMILNADU GENERATION AND DISTRIBUTION CORPORATION LIMITED Sl. No

CODE

DIVISION

16

N-APH-A-2016

BM

17

N-APH-A-2017

BM

18

N-APH-A-2018

BM

19

N-APH-A-2019

BM

20

N-APH-A-2020

BM

21

N-APH-A-2021

BM

22

N-APH-A-2022

BM

23 24 25

N-FGD-A-2001 N-FGD-A-2002 N-FGD-A-2003

BM BM BM

26

N-FGD-A-2004

BM

27

N-FGD-A-2005

BM

28

N-FGD-A-2006

BM

DESCRIPTION OF WORK

QTY

UNIT

TOTAL AMOUNT

Removing the worn-out mechanic oil seals from APH Guide bearing & APH support bearing Lop’s works involves, removing the pipe line joints, pump spacer, coupling & pump shaft of the pump and changing the mechanic oil seals and reassembling

1

No

1368

MTPS 1368.00

TTPS 1436.40

NCTPS 1504.80

Cutting & removing of leaking / worn out swivel joint of APH soot blowers top & bottom, cutting of corroded bolts, assembling of new swivel joint/ reconditioned and providing gaskets and fixing. Decoupling of APH top & bottom soot blower gear box and lowering to ‘0”mtr and assembling of new / overhauling of gear box, positioning, aligning and coupling the gear box. Arresting the door leaks of APH A & B pass man hole doors, and changing /reconditioning of door clamps and reassembling. Cleaning of APH equipments such as Guide bearing assembly,Main drive gear box assembly ,Support bearing assembly and LOPs.

1

No

1099

1099.00

1153.95

1208.90

2

No

3494

1747.00

1834.35

1921.70

6

clamps

1129

188.17

197.58

206.98

1

Operation

560

560.00

588.00

616.00

Cutting and removal of chocked SCAPH coils & fins (04 Nos) in Apass from the end connecting pipes, lifting the coils out of Secondary duct ,lowering in to Boiler ‘0’ mtr. and transporting and devoluting the retrieved chocked SCAPH coil in to stores. Charges for leading, lifting SCAPH coils to SCAPH area, positioning, aligning of SCAPH coils (Total 4 Nos) in A pass fixing in to the position inclusive of drawl from stores to site . FLUE GAS DUCT Renewal / reconditioning of metallic expansion joints:- Work involves arresting the upstream and down stream of duct, cutting and removal of existing eroded cover plate and metalic expansion joints and gauching. Leading , lifting , positioning of new expansion joint,aligning with the duct channel and complete welding.

4

Nos.

28154

7038.50

7390.43

7742.35

4

Nos.

12960

3240.00

3402.00

3564.00

Style#1 / Style#2 Style#3 / Style#4 Style#5 / Style#6 /Style#7 / Style#8 Renewal of worn out pipe support and gazzette plate,fabrication of new supports in Dia 80 / 100 mm pipe and gazette plate fixing and welding as directed by the Engineer in charge. Including scaffolding, transportation, completely.

1 1 1

Mtr Mtr Mtr

2758 4137 5280

2758.00 4137.00 5280.00

2895.90 4343.85 5544.00

3033.80 4550.70 5808.00

10

mtr

2642

264.20

277.41

290.62

Complete cleaning by water wash of ID fan delivary duct up to chimney:The work includes opening of manhole doors,complete water washing of duct and hopper from ID fan delivery duct up to chimney .Closing of all manhole doors after completion of works with proper packing ropes. NORTH CHENNAI ONLY

1

Operation

25430

25430.00

26701.50

27973.00

Erection of MS Mesh size : 6mmx100mmx100mm.Work involves supply erecting and welding of MS Mesh 6x100x100mm at Flue Gas duct

3

m2

632

210.67

221.20

231.73

3

RATE PER UNIT (Rs.)

TAMILNADU GENERATION AND DISTRIBUTION CORPORATION LIMITED Sl. No

CODE

DIVISION

29

N-FGD-A-2007

BM

30

N-FGD-A-2008

31

DESCRIPTION OF WORK

QTY

UNIT

TOTAL AMOUNT

Clearing of Released wool from the works spot:This work involves complete collection of released waste wool,debris and other unwanted insulation materials from the work spot,gathered in one place and clear, transport for away from the site as per the instruction of Engineer in-charge.

5

m2

280

MTPS 56.00

TTPS 58.80

NCTPS 61.60

BM

Dismantling of existing worn out hanger supports: and fixing the new one including trasportation and providing scaffolding if necessary & devolution of scrap materials.

2

Nos

1544

772.00

810.60

849.20

N-FGD-A-2009

BM

32

M

31010

969.06

1017.52

1065.97

32

N-FGD-A-2010

BM

32

M

11310

353.44

371.11

388.78

33

N-FGD-A-2011

BM

1

No

6245

6245.00

6557.25

6869.50

34

N-FGD-A-2012

BM

Fixing of non metalic expansion joints frame in FG duct , Fixing of non metalic expansion joints fabric in FG duct size. Overhauling of flue gas and primary air gates and its chains, sprockets, end bushes and internals of actuators. Assembly of Damper spares of GD 3 & 4 with frame work involves Drawl of Damper spares & Frame from stores, assembly of spares in New frame positioning, correcting aligning and checking of Damper operation by manually

1

No

10314

10314.00

10829.70

11345.40

35

N-FGD-A-2013

BM

1

No

37256

37256.00

39118.80

40981.60

36

N-FGD-A-2014

BM

Leading, lifting of Louver damper full assembly to 8 mtr. Elevation. Positioning and erection & commissioning as directed by the Engineer in-charge. Lowering, leading and transportation of damaged louver damper assembly and retrieved parts & spares to the stores

1

No

8860

8860.00

9303.00

9746.00

37

N-FGD-A-2015

BM

Removing the existing worn-out and damaged spring seal assemblies in Guillotine Gate at ESP Inlet & Outlet (5 to 12), ID inlet & outlet (13 to 16) and PAG (3 & 4) for Unit-I & III including all consumables and Tools & plants. This work includes for gas cutting and removal of all bolt & nuts, duct plates, guillotine channels, guides and spring seal assembly by gas cutting and cleaning, grinding the cutting and Gouging portions and edge preparation for welding and devolution of retrieved materials to stores (1 Assy consists of 10 Nos)

1

Assy

14800

14800.00

15540.00

16280.00

38

N-FGD-A-2016

BM

1

Assy

22200

22200.00

23310.00

24420.00

39

N-FGD-A-2017

BM

Renewal of spring seal Assembly with new one: This work includes fabrication of seal setting plates as required sizes, drilling holes (12mm dia) in the seal setting plates, cleaning, grinding, edge preparation, fixing the new seal assembly with setting plate and positioning with the gate blade and tack welding with duct, checking the alignment and full weld and checking the operation. The required MS plates are given by TANGEDCO. Renewal of damaged / worn out seal assemblies in damper blades (SAD) by new one . Work involves cutting and removing the damaged seals along with seal setting plate, cleaning and gouching the surface by grinding, fixing of new seal assemblies by welding without damaging damper blade.

1

No

1480

1480.00

1554.00

1628.00

FD,PA,ID FAN

4

RATE PER UNIT (Rs.)

TAMILNADU GENERATION AND DISTRIBUTION CORPORATION LIMITED Sl. No

CODE

DIVISION

40

N-FAN-A-2001

BM

41

N-FAN-A-2002

BM

42

N-FAN-A-2003

43

DESCRIPTION OF WORK

QTY

UNIT

TOTAL AMOUNT

Renewal Of Inlet Nozzle : Work involves loosening of fitted bolts, gas cutting if required,arresting both sides flanges, removal of existing corroded inlet nozzle. Erection of new inlet nozzle, bolt torque tightening. Renew the weaken FD Fan IGV base: Work involves disconnecting and dismantling of IGV link rod from actuator.Dimantle the actuator base plate and PCC concrete.Making holes in the ground throgh diamond core cutting machine, fixing and leveling foundation bolts, reconcreting, fixing of base plate with channel,apply two coats of anticorrossive paint and remounting of actuator,reconnecting of links & checking the IGV open / close operation by manually and normalizing.

1

No

11208

MTPS 11208.00

TTPS 11768.40

NCTPS 12328.80

1

No

9780

9780.00

10269.00

10758.00

BM

Renewal of DE bearing housing:Drawl of DE bearing housing from stores, transporting to work spot area, cleaning of non corrosion paint and devolution the released housing to stores..

1

No

6423

6423.00

6744.15

7065.30

N-FAN-A-2004

BM

Renewal of NDE bearing housing:Drawl of NDE bearing housing from stores, transporting to work spot area, cleaning of non corrosion paint and devolution the released housing to stores. .

1

No

2823

2823.00

2964.15

3105.30

44

N-FAN-A-2005

BM

Renewal of worn out shaft and impeller:Work involves loosening of mounted bolts of shaft & impeller,dismantle.Gas cutting of manhole in fan casing for removal of shaft.Leading , lifting,move the shaft to outside the fan casing by slinging and dismantle the screw ring.Removal of impeller to from the fan casing.Through cleaning of new shaft,impellerand take measurements.Leading,lifting and positioning of new impeller and shaft. Mounting of screw ring in the shaft after through cleaning and inspection. Bolting and torque tightening of shaft and impeller (After mounting of bearing & housing and positioning) and remounting the stabiliser top half,shaft cover and welding of manhole in casing after completion of work.Including drawl,devolution.

1

No

42030

42030.00

44131.50

46233.00

45

N-FAN-A-2006

BM

Rectification of wornout 2 MT capacity manual trolley and monorails in NDE ,diffuser of FD Fan : This work includes removal of existing wornout trolly and reconditioning of gears, chains ,and cutting, removal of monorail and rectification by removal of bend & welding ,painting and normalizing .

1

No

6636

6636.00

6967.80

7299.60

46

N-FAN-A-2007

BM

Rectification of damaged portions in fD fan Suction chamber,impeller casing diffuser : This work includes complete cleaning of casing patch up by fabfrication and fixing of M.S.plate required size at damaged portions in fan casing and welding.

1

No

3963

3963.00

4161.15

4359.30

5

RATE PER UNIT (Rs.)

TAMILNADU GENERATION AND DISTRIBUTION CORPORATION LIMITED Sl. No

CODE

DIVISION

47

N-FAN-A-2008

BM

48

N-FAN-A-2009

BM

49

N-FAN-A-2010

BM

50

N-FAN-A-2011

BM

51

N-FAN-A-2012

52

53

DESCRIPTION OF WORK

QTY

UNIT

TOTAL AMOUNT

Reconditioning by replacing the damaged portion of foundation bolts in Suction,NDE,diffuser in FD Fan : This work includes chipping and removal grouting &concrete around the bolt.Cutting and removal of existing wornout portion of foundation bolts.Surface preperation and match the new foundation bolt with the existing one ,welding and normalising.

1

No

9954

MTPS 9954.00

TTPS 10451.70

NCTPS 10949.40

Grouting of DE Bearing/Suction/Impeller/Diffuser pedestal: This work involves arrangement of shutter around the base plates, Mixing, pouring of grouting cement. Static balancing of FD fans shaft & Impeller: Work involves rotate the rotor,marking and indentify the unbalance point in impeller, adding trial weight,ensuring balance of rotor and finally welding of balance weight in impeller and trial run.Including opening & closing of manhole doors,necessary arrangement for approching the rotor. Field balancing (Dynamic) of rotor by engaging expertised private agency.Work involves initial arrangements for field balancing,taking vibration readings by using analyser,analyse the unbalance of rotor,bring down the vibration lavel to the satisfactory operation by adding trial and actual weight and welding.Including opening & closing of manhole doors,necessary arrangement for approching the rotor.

1

No

1938

1938.00

2034.90

2131.80

1

No

16010

16010.00

16810.50

17611.00

1

No

10285

10285.00

10799.25

11313.50

BM

Rectification of wornout shaft cover protection tube assemby in FD Fan : This work includes reconditioning by Cutting, threading of holes and welding in flanges ,surface finishing

1

No

4977

4977.00

5225.85

5474.70

N-FAN-A-2013

BM

Replacement of foundation base bolt in suction,NDE and diffuser:This work invilves dismantling of existing damaged foundation bolt in suction,NDE and diffuser along with bolt mounting box by complete dismantling of grouting cemen in side the box, gas cutting of side wall of the box,removal of bolt from locking angle.Edge preparing fabrication and fixing of side wall plate and complete welding.Refixing of new foundation bolt in the fixing box and arresting with locking angle,positioning the box in original,aligning and normalising including scaffolding.

1

No

8463

8463.00

8886.15

9309.30

N-FAN-A-2014

BM

Renewal of mounted bolts of diffucer delivery flange in FD fan: Work involves gas cutting and removal of existing wornout mounted bolts,remove the rust&flakes and complete cleaning of flanges,provide new asbestos rope bolting with new HT bolts & nut and torque tightening.

1

No

6657

6657.00

6989.85

7322.70

6

RATE PER UNIT (Rs.)

TAMILNADU GENERATION AND DISTRIBUTION CORPORATION LIMITED Sl. No

CODE

DIVISION

54

N-FAN-A-2015

BM

55

N-FAN-A-2016

56

DESCRIPTION OF WORK

QTY

UNIT

TOTAL AMOUNT

Renewal of foundation base plates of Suction,impeller,diffuser casings in FD Fan : This work includes loosening of foundation bolts, lift the casing by jack,providing supports,dismantling of existing grouting cement, removal of packer plates.Cutting and removal of existing wornout foundation base plates.Surface preperation by gauching & grinding the flange edges.Fix the new foundation base plates,providing packer plates to get zero level.Complete welding and normalising.Apply two coat of anticorrossive paint.

1

No

26829

MTPS 26829.00

TTPS 28170.45

NCTPS 29511.90

BM

Overhaul of 10T capacity Electrically Operated Wire Rope Hoist in FD &,PA Fans:Work involves dismantling and shifting of complete hoist assembly to ground floor from its position,complete cleaning,dismantling of all internals,inspection of electrical control panel switches,wirings, cables & mechanical components attending minor faults,renewal of wornout spares.Assembling,lifting,aligning & positioning in run way beams at 10 Mtr elevation and commissioning.

1

No

32139

32139.00

33745.95

35352.90

N-FAN-A-2017

BM

Overhaul of 3T capacity Electrically Operated Wire Rope Hoist in FD Fans: Work involves dismantling and shifting of complete hoist assembly to ground floor from its position,complete cleaning,dismantling of all internals,inspection of electrical control panel switches,wirings, cables & mechanical components attending minor faults,renewal of wornout spares.Assembling,lifting,aligning & positioning in run way beams at 10 Mtr elevation and commissioning.

1

No

26982

26982.00

28331.10

29680.20

57

N-FAN-A-2018

BM

Rectification of damges in the baffles perforated sheet of the silencer assembly: Work involves providing scaffolding to approach the silencer at 9mtr elevation,fixing and welding a fabricated M.S.flat over the perforated sheett.

1

No

15792

15792.00

16581.60

17371.20

58

N-FAN-A-2019

BM

Rectification of damaged cover top & bottom in the silencer baffle: Work involves providing scaffolding to approach the silencer at 9mtr elevation,gas cutting of damaged baffle cover top and bottom;Fabrication and bending of M.S.plate 3.15mm thick fixing and welding as original.

1

No

9039

9039.00

9490.95

9942.90

59

N-FAN-A-2020

BM

Inspection of bearings, shaft, Impeller and housings: This work includes decoupling of motor and fan, opening of DE and NDE bearing housings, checking the condition of bearings, bearing housings, shaft, impeller, radial & axial seals and it’s clearance. DPT at impeller blades and checking of manhole doors locks and attending minor repair works.

1

No

11718

11718.00

12303.90

12889.80

7

RATE PER UNIT (Rs.)

TAMILNADU GENERATION AND DISTRIBUTION CORPORATION LIMITED Sl. No

CODE

DIVISION

60

N-FAN-A-2021

BM

61

N-FAN-A-2022

BM

62

N-FAN-A-2023

BM

63

N-FAN-A-2024

BM

DESCRIPTION OF WORK

QTY

UNIT

TOTAL AMOUNT

Renewal of DE bearing: Loosening the motor bed bolts, shifting a motor for accessibility, arrangement of fixtures and removal of fan coupling, arrangement of fixtures and removal of DE Bearing along with the housing. Checking the bearing mounting area, measuring,rectifying minor defects and polishing. Heating the new bearing to 120 degree and soaking in the oil bath/Induction heater, and mounting. Mounting of coupling by heating, positioning and re fixing of motor in the original position.

1

No

36990

MTPS 36990.00

TTPS 38839.50

NCTPS 40689.00

Renewal of NDE bearing: Lifting up the shaft arrangement of fixtures, removal of NDE bearing along with the housing, heating up new bearing to 120 degree by soaking it in oil bath/induction heater, and mounting of bearing along with the housing and bring down the shaft to its original position. Replacement of PA fan DE/ NDE bearing housing: Work involves blue matching the housing with pedestal, positioning. Including drawl devolution, transportation . Renewal of damaged shaft / impeller in PA Fan :Work involves dismatling of casing by gas cutting the mounted bolts of casing & labrinth seal, and dismantle the worn out shaft / impeller, .Leading , lifting,move the shaft to outside the fan casing by slinging. Through cleaning of shaft,impeller and take measurements.Leading,lifting and positioning of impeller to the shaft, after through cleaning and inspection & Bolting and torque tightening of impeller to the shaft and remounting the shaft with impeller from it's original position of fan DE & NDE padestal, laying the asbestos rop in casing flange and refixing the casing by bolting and torque tightening of casing and providing labyrinth seal and tag weld the impeller bolt and normalising.Including drawl,devolution,consumables and T&P’s. The required shaft/ impeller, Bearing & housing etc TANGEDCO scope.

1

No

12390

12390.00

13009.50

13629.00

1

No

5322

5322.00

5588.10

5854.20

a.Dismantling and refixing of left &Right side suction chamber and sprial casing by gas cutting the HT bolts and lifting and leading the casing outside the fan and removal and refixing of labyrinth seal etc.

1

No

53460

53460.00

56133.00

58806.00

8

RATE PER UNIT (Rs.)

TAMILNADU GENERATION AND DISTRIBUTION CORPORATION LIMITED Sl. No

CODE

DIVISION

64

N-FAN-A-2025

BM

65

N-FAN-A-2026

BM

66

N-FAN-A-2027

BM

67

N-FAN-A-2028

68

69

DESCRIPTION OF WORK

QTY

UNIT

TOTAL AMOUNT

b.Dismantling of existing damaged shaft and mounting of new shaft / impeller : Work involves :dismantle the shaft & impeller, for removal of shaft , impeller.Leading , lifting,move the shaft to outside the fan casing by slinging. Through cleaning of shaft and take measurements.Leading,lifting and positioning of new/old impeller to the shaft, after through cleaning and inspection & Bolting and torque tightening of impeller to the shaft and remounting the shaft with impeller from it's original position of fan DE & NDE padestal and tag weld the impeller bolt and normalising.

1

No

62050

MTPS 62050.00

TTPS 65152.50

NCTPS 68255.00

c.Drawl of New shaft / impeller from stores to work site and devolution of shaft / impeller from work site to stores (after gas cutting the impeller bolt). Alignment of fan and motor :This work includes taking pre alignment reading, complete dismantling of motor bed bolts and fan housing bolts. Lifting, cleaning of motor foot, base plate, housing base and positioning. Aligning the fan and motor axially and radially within the allowable limits. Box up the fan bearings, checking tightness of all bolts, couple the fan and motor and trial run of the fan.

1

No

6910

6910.00

7255.50

7601.00

1

No

15684

15684.00

16468.20

17252.40

BM

Overhaul of IGV Left and Right side and its gearbox :This work includes loosening of IGV casing bolts and removal of IGV assly. from fan casing. Dismantling of connecting rod, guide ring, flaps, angular joints and IGV blades. Cleaning and checking the above internals for any defect and attending repair works and replace the wornout internals. Re assembling, greasing, aligning and bolting the IGV set and normalizing for smooth operation.Removal of gearbox by chain block from its bed,removal of mounting channel. Fixing and welding of mounting channel.Repositioning and fixing the gear box.Opening the actuator gear box, inspection of gears and fillingup the lubrication.

1

No

18704

18704.00

19639.20

20574.40

N-FAN-A-2029

BM

Renewal of wornout steady bearing shaft and rectification of base of IGV: Work involves,disconnecting the links,gas cutting of broken bolts,lifting the drive shaft with chain block,dismantle the existing grouting,shim & cleaning. Welding a bolts with the existing foundation bolts positioning the steady bearing to drive shaft assembly,leveling with shims and bolting. Reconnecting the links, grouting and normalising. Including drawl devolution, transportation .

1

No

15870

15870.00

16663.50

17457.00

N-FAN-A-2030

BM

Rectification of damaged portions in PA fan casing : This work includes complete cleaning of casing patch up by fabfrication and fixing of M.S.plate required size at damaged portions in fan casing and welding.

1

No

3963

3963.00

4161.15

4359.30

9

RATE PER UNIT (Rs.)

TAMILNADU GENERATION AND DISTRIBUTION CORPORATION LIMITED Sl. No

CODE

DIVISION

70

N-FAN-A-2031

BM

71

N-FAN-A-2032

72

DESCRIPTION OF WORK

QTY

UNIT

TOTAL AMOUNT

Disconnecting the gear couplings at motor and fan ends,opening of all man hole doors.Water washing the impeller,suction,spiral casing and delivery chamber.Cleaning the gear coupling,inspecting and replace the wornout bolts.Opening the bearing housings,taking radial clearence of bearings and its condition.Cleaning the housing, end cover, bolts, base bolts, replace the wornout bolts and provide new gaskets.Dismantle the labyrinth seal and renew the gaskets.Checking the condition of the shafts at bearing seating area .Di-penetrate test at welding joints.

1

No

34128

MTPS 34128.00

TTPS 35834.40

NCTPS 37540.80

BM

Overhaul of Lub oil Lines:Drain the working oil, dismantle the oil lines.Draining oil from coolers, opening the end covers ,complete cleaning of cooler tubes by lengthy brush, flushing and checking any puncture and boxup.Dismatle the NRVs in AOP and MOP end cleaning and refixing.Boxup the oil lines with proper gaskets after completion of all works and fill the working oil.Trial run of AOP.including drawl, devolution, transportation.

1

No

14022

14022.00

14723.10

15424.20

N-FAN-A-2033

BM

Renewal of DE Bearing. The Work involves arrangement of fixtures dismantling of bearing housing, lifting, shifting and placing of hydraulic unit to convenient place for removing the coupling and bearing. Removal of DE side fan bearing and sealing collars etc. and supporting the shaft assembly on the wooden sleepers. Checking the bearing mounting area , measuring , rectifying the minor defects and polishing, mounting of DE bearing after heating in the oil/Induction heating to 120degree and soaking .Mounting of gear coupling to the shaft after heating in the oil bath, assly of sealing collars and oil rings etc. Assembling of bearing housing, resetting of hydraulic unit and positioning of coupling with shaft.

1

No

30771

30771.00

32309.55

33848.10

73

N-FAN-A-2034

BM

Renewal of NDE bearing. Work involves lifting and locking of shaft, arrangement of fixtures, removal of housing and bearing. Heating of new bearing in the oil/Induction heating to 120degree and soaking and mounting. Including drawl, devolution and transpoartion.

1

No

11032

11032.00

11583.60

12135.20

74

N-FAN-A-2035

BM

Renewal of NDE/DE Bearing housing: Drawl of NDE/DE bearing housing from the stores transporting to the site. Taking necessary measurements, positioning on the pedestal and blue matching with the pedestal by scrapping in the housing and positioning for alignment. Including drawl, devolution, transpoartation.

1

No

10492

10492.00

11016.60

11541.20

10

RATE PER UNIT (Rs.)

TAMILNADU GENERATION AND DISTRIBUTION CORPORATION LIMITED Sl. No

CODE

DIVISION

75

N-FAN-A-2036

BM

76

N-FAN-A-2037

77

DESCRIPTION OF WORK

QTY

UNIT

TOTAL AMOUNT

Dismantling wornout ID fan shaft & Impller : Work involves Loosening of all the bolts and removal of all bolts and nuts, gas cutting if necessary and dismantling the top quadrant portion of casing ,dismantling the seals, removal of shaft and impeller assembly by proper slinging and placing over the stand.Removal of shaft with impeller assly after loosening all the bolts and gas cutting of conical cover Plates and thin bolt covering disc plate. Inculiding devolution and transporttion.

1

No

32088

MTPS 32088.00

TTPS 33692.40

NCTPS 35296.80

BM

Renewal of shaft, Impeller & conical cover plate assembling: Work involves Refixing the new shaft into the impeller hub by proper matching , torque tightening of impeller bolts, tack welding the bolts with the shaft,mounting the conical cover plate, bolting and torque tightening the cover plate bolts and welding of bolt head cover plate inserting the entire shaft impeller assembly with out damagening , edgeprepartion in the flages and refixing the top quadrant portion of casing ,seals,fefixing of all bolts, renewal of asbestos rope in casing flanges and tightening of all flange bolts and normalising Including drawal, devolution and transporttion.

1

No

46836

46836.00

49177.80

51519.60

N-FAN-A-2038

BM

Renewal of impeller radial seal: Work involves removal of existing eroded radial seals(L&R) by loosening of bolts, and fixing of new radial seal bolting and tack welding. Adjusting the radial seal for required clearance.Including drawal, devolution , transporttion.

1

No

6520

6520.00

6846.00

7172.00

78

N-FAN-A-2039

BM

Inspection of ID Fan shaft impeller mounting flange weldings by opening the conical cover plate:Work involves gas cutting of cover plate,loosening of bolts of conical cover plate, dismantling of conical cover plates, cleaning of ash&rust at shaft flange weldings,DPT of weldings, remounting the conical cover plate, bolting and providing cover plate and welding, normalizing.

1

No

32030

32030.00

33631.50

35233.00

79

N-FAN-A-2040

BM

Overhaul of IGV Dampers and its gearbox :This work includes Dismantling of connecting rod,links.cleaning the deposited ash in the drive shafts by applying kerosene/diesel,make free Opening and closing of each flaps by chain block. Lubricating and reassembling completely.Opening the actuator gear box, inspection of gears and filling up the lubrication.

1

No

16032

16032.00

16833.60

17635.20

80

N-FAN-A-2041

BM

Rectification of damaged portions in ID fan casing : This work includes complete cleaning of casing patch up by fabfrication and fixing of M.S.plate required size at damaged portions in fan casing and welding.

1

No

3963

3963.00

4161.15

4359.30

11

RATE PER UNIT (Rs.)

TAMILNADU GENERATION AND DISTRIBUTION CORPORATION LIMITED Sl. No

CODE

DIVISION

81

N-FAN-A-2042

BM

82

N-FAN-A-2043

BM

83

N-ESP-A-2001

BM

84

N-ESP-A-2002

BM

85

N-ESP-A-2003

BM

86

N-ESP-A-2004

BM

87

N-ESP-A-2005

BM

88

N-ESP-A-2006

BM

DESCRIPTION OF WORK

QTY

UNIT

TOTAL AMOUNT

Renewal of lub oil pipe lines and its fittings in ID fan.Work involves complete dismantling of existing weakened lub oil lines,fabrication of new pipe lines & fittings and fixing as original and comissioning the lub oil system.Devolution of existing damages materials to NCTPS stores.

1

No

55008

MTPS 55008.00

TTPS 57758.40

NCTPS 60508.80

Overhaul of voith coupling 1150SVNL21-18,5.3:Work involves loosening of all mounting bolts,removal of top housing, removal of runner assembly,disassemble the internals,removal of 6Nos bearings, primary & secondary wheel,inspection & resonance test of blades,replace the wornout parts,reassemble the runner with mounting of 6Nos bearings ,end housing,leading, positioning the runner in the housing.Complete cleaning of oil sump,overhaul of MOP & AOP,scoop tube assembly,renew the O'rings,remounting the top cover with proper sealing compund and torgue tightening of all bolts.Paint out side the voith

1

No

88850

88850.00

93292.50

97735.00

1

pass

9910

9910.00

10405.50

10901.00

1

pass

13746

13746.00

14433.30

15120.60

12

Pads

998

83.17

87.33

91.48

3

Nos.

1070

356.67

374.50

392.33

1

No

1321

1321.00

1387.05

1453.10

1

No

1350

1350.00

1417.50

1485.00

ELECTROSTATIC PRECIPITATOR Overhaul of Collecting Electrode Rapping Mechanism (A&B Streams): This work includes inspection of CERM rapping shaft, inner & outer arm, plain bearings, set rings and gear box assembly and its clutch & coupling, shock bar, attending minor repair works in the CERM. Renewal of gear box oil. Overhaul of Emitting Electrodes Rapping Mechanism (A&B Streams): The work includes inspection of EERM shaft insulators, vertical and horizontal shaft, pin wheel, plain bearing, thrust bearing, inner and outer arm and attending minor repair works. Cleaning and inspection of shaft insulator with C.T.C. Renewal of gear box oil. Renewal of Collecting Electrode Shock Bar pad: Work involves cutting and removal wornout shock bar pad and erection new one and bolting with shock bar. Including drawal & devolution Renewal of pocking pipes:Work involves cutting and removal of damaged pocking pipes, gauching, edge preparation, erection of new pocking one. Including drawal & devolution Replacement of ESP inspection door :Work involves disconnecting the handle lever and dismantling the inspection door and fixing of new inspection door,bolting the handle lever and clamping.Including drawal,devolution Fabrication and fixing of corroded & damaged shaft insulators inspection door frame:Work involves cotting and removal of corroded and damaged shaft insulator inspection door frame,edge preperation,fabrication of new frame & fixing and complete welding.

12

RATE PER UNIT (Rs.)

TAMILNADU GENERATION AND DISTRIBUTION CORPORATION LIMITED Sl. No

CODE

DIVISION

89

N-ESP-A-2007

BM

90

N-ESP-A-2008

BM

91

N-ESP-A-2009

BM

92

N-ESP-A-2010

93

DESCRIPTION OF WORK

QTY

UNIT

TOTAL AMOUNT

Charges for renewal of support / shaft insulators:Work involves locking the field frame,releasing of lock nut and support insulator. Fixing of new insulator, bolting, releasing field and alighning. Renewal of top casing access door : Work involves gas cutting and removal existing door bolt ,fixing of new door & bolting and providing packing rope,tightening of bolts and normalising. Rectification of Emitting electrode suspension frames in ESP field :Work involves complete inspection at height of 13.5 mtr of emitting coil hook frame ,cleaning of eroded and damaged portion of hockes, rectification of damages by welding and strengthening of frames as directed by Engineer in charge

1

No

1601

MTPS 1601.00

TTPS 1681.05

NCTPS 1761.10

1

No

1601

1601.00

1681.05

1761.10

1

Field

14640

14640.00

15372.00

16104.00

BM

Replacement of corroded hopper botom assembly with heating chamber by new one in ESP hopper: Work involves cutting and removal of corroded hopper bottom assembly with heating chamber, edge preparation by gauching & grinding in the existing hopper wall.Leading, lifting, positioning, aligning the new hopper assembly with the existing hopper portion and provide jointing plate, welding both top, bottom & inside and grinding the flux. Paint one coat of redoxide and two coat of enamel paint.

1

Hopper

13576

13576.00

14254.80

14933.60

N-ESP-A-2011

BM

Renewal of eroded cable tray to facilitate for fix the hopper heaters in the renewed hopper bottom assembly : Work involves arresting, cutting, leading and removal of eroded exiciting cable tray with supourting angles completely as directed by the Engineer in charge. fabricating suporting 'L' type structrue in ms angle 50X50X6 mm and fabricating the cable tray in required size ,fixing and welding completely Including materials ISA 50X50X6 mm and 100mmX2000mm perferated type Cable tray , scaffolding, transportation, T&P’s and consumables completely.

1

Hopper

6390

6390.00

6709.50

7029.00

94

N-ESP-A-2012

BM

Rectification of inspection ladder in ESP field :Work involves complete inspection up to height of 13.5 mtr of ladder ,cleaning of eroded and damaged portion of ladder, rectification of damages by patch welding and strenthing of ladder as directed by Engineer in charge.

1

No

3202

3202.00

3362.10

3522.20

95

N-ESP-A-2013

BM

Rectification of field short: Work involves opening of inspection doors, thorough inspection of field collecting and emitting electrodes. Renewal of emitting electrodes and aligning gap between collecting electrode by U guide welding / plate bend removing. Opening of hopper doors for removing ash. Test charge for field normalizing to the satisfactory operation.

1

No

4724

4724.00

4960.20

5196.40

13

RATE PER UNIT (Rs.)

TAMILNADU GENERATION AND DISTRIBUTION CORPORATION LIMITED Sl. No

CODE

DIVISION

96

N-ESP-A-2014

BM

97

N-ESP-A-2015

98

DESCRIPTION OF WORK

QTY

UNIT

TOTAL AMOUNT

Manual opening and closing of Guillotine gates of ESP inlet and outlet. The work involves arrangement of tools and plants for closing electricaly inoperative gate manually to isolate the pass to facilitate to attend the field short.Opening and normalising after completion of work.

1

No

3170

MTPS 3170.00

TTPS 3328.50

NCTPS 3487.00

BM

Upkeepment of equipments and area,attending minor oil and ash leaks in all the fans and ESP area.

1

Operation

689

689.00

723.45

757.90

N-ESP-A-2016

BM

Disconnecting and removal of defective CERM Gear box from its position at 15 Mtrs height and removal of coupling.Fxixing of coupling in the spre gear box lifting positioning,fixing in its position and normalising for smooth operation.

1

No

2642

2642.00

2774.10

2906.20

99

N-ESP-A-2017

BM

Disconnecting and removal of defective EERM Gear box from its position at 32Mtr height and removal of coupling.Fxixing of coupling in the spre gear box lifting positioning,fixing in its position and normalising for smooth operation.

1

No

3088

3088.00

3242.40

3396.80

100

N-ESP-A-2018

BM

1

Operation

3058

3058.00

3210.90

3363.80

101

N-BPR-A-2001

BM

Complete cleaning of flue gas duct,SA&PA delivery duct and hot air ducts completely. BOILER PRESSURE PARTS RECTIFICTION OF JAMMEDACTUATORS:This work involves completely dismantling of center column, worm, worm wheel, auto/manual clutch mechanism along with yoke, limit switch transmission drive shaft, motor switch mechanism, complete inspection and cleaning of individual components of drive mechanism, rectification of defects if any found in clutch center column, spring washer and other components, Changing of damaged central column oil seal limit switch drive, shaft oil seal ‘o’ rings, motor, ‘o’ seal, reassembling of all the components. Setting limit switch inclusive of oil draining and topping up.- K300,K600

1

No

6519

6519.00

6844.95

7170.90

102

N-BPR-A-2002

BM

Ash choke cleaning work in the air vent tray:Charges for cutting the choked boiler vent drain pipeline, in the bend portion to remove the ash choke from 52 mtr to ‘0’ mtr level of boiler and including cutting & rewelding the pipe line after removing of ash choke.

3

nos

4964

1654.67

1737.40

1820.13

103

N-BPR-A-2003

BM

3

M2

1437

479.00

502.95

526.90

104

N-BPR-A-2004

BM

PALSTERING WORK. Mixing of cement pluff mixture and applying the plastering over the insulation done in steam lines like M.S,HRH,CRH, Burner corner, IBD and CBD tank etc., Providing of deflection plate in LTSH rear side with proper inclination and necessary welding as per the direction of field Engineer (this work involves minor work if any).Charges inclusive of cost of transportation of materials from stores to works spot, .( deflection plate, support plates and welding electrodes will be supplied by the TANGEDCO)

3

Nos.

1410

470.00

493.50

517.00

105

N-BPR-A-2005

BM

1)Charges for erection of screen support frames in the eco hopper inside and dismantling the same after completion of water washing works.

50

M2

7446

148.92

156.37

163.81

14

RATE PER UNIT (Rs.)

TAMILNADU GENERATION AND DISTRIBUTION CORPORATION LIMITED Sl. No

CODE

DIVISION

106

N-BPR-A-2006

BM

107

N-BPR-A-2007

BM

108

N-BPR-A-2008

BM

109

N-BPR-A-2009

BM

110

N-BPR-A-2010

BM

111

N-BPR-A-2011

BM

112

N-BPR-A-2012

BM

113

N-BPR-A-2013

114

DESCRIPTION OF WORK

QTY

UNIT

TOTAL AMOUNT

2)Charges for leading and lifting of GI corrugated sheets to 27 Mtr elevations for providing the GI corrugated sheets in the eco hopper area. 3)Providing the GI corrugated sheets in the Economizer hopper area at 27 mtr elevation of Boiler. This works includes positioning the GI corrugated sheets and making the hole for fixing J-bolts and nuts.

300

M2

7446

MTPS 24.82

TTPS 26.06

NCTPS 27.30

25

M2

10662

426.48

447.80

469.13

4)Dismantling the screen sheet from the screen support angle frame after completion of water washing works in the second pass area. 1)Dismantling of existing damaged ACC sheet 2)Providing new/old ACC sheet, charges inclusive of scoffolding arrangements. 1) Overhauling of burner tilting mechanisam&components: Removing inner and outer panel doors, reach rods, burner tilting mechanism Components & inspection, cleaning rectification of defects and alignment of burner tilting mechanism components, reassembling with proper lubricants, fixing of inner & outer panel doors. 2)Over hauling of coal compartment assembly: Dismantling of old coal compartment assembly from the respective elevations, cleaning and preparing the respective elevations, checking of coal nozzle & tips, rectification if any refixing of coal compartment assembly inside the respective elevation checking the clearance & burner tilt etc.

100

M2

10662

106.62

111.95

117.28

20

M2

1001

50.05

52.55

55.06

25

M2

9306

372.24

390.85

409.46

1

Corner

15633

15633.00

16414.65

17196.30

1

No

4591

4591.00

4820.55

5050.10

BM

3)Overhauling of oil compartment assembly: Removal of oil compartment assembly (oil gun guide tube) from the respective oil elevation, cleaning, checking dimension, guide tube assembly and supports & rectification of defects, Removing the oil nozzle tip, overhauling of nozzle tip and linkage, checking the holds lubrication of pins, refixing oil nozzles tip and checking the clearance with wind box refixing oil gun guide tube scanner, igniter guide tube assembly etc.,

1

No

4321

4321.00

4537.05

4753.10

N-BPR-A-2014

BM

4)Overhauling of air compartments: Dismantling of air compartment nozzle tip, Overhauling of air nozzle tip and its linkage, pin etc., checking the pins, Rectification, checking the clearance, refixing after lubrication.

1

No

2963

2963.00

3111.15

3259.30

115

N-BPR-A-2015

BM

5)Rectification of oil gun stationary parts: Cutting the existing damaged bolts/studs from the oil gun, fixing the flange, drilling grinding and sizing the same for fixing the bolts/studs welding and checking the alignment with the oil compartments for proper fixing.

1

No

1099

1099.00

1153.95

1208.90

116

N-BPR-A-2016

BM

6)Checking of burner assembly vertical alignment in inside and out side with reference to the top burner tip after providing necessary scaffolding. checking of burner tips horizontal alignment and operation checking after assembling of coal bend.

1

8151

8151.00

8558.55

8966.10

15

Corner

RATE PER UNIT (Rs.)

TAMILNADU GENERATION AND DISTRIBUTION CORPORATION LIMITED Sl. No

CODE

DIVISION

117

N-BPR-A-2017

BM

118

N-BPR-A-2018

BM

119

N-BPR-A-2019

BM

120

N-BPR-A-2020

BM

121

N-BPR-A-2021

BM

122

N-BPR-A-2022

BM

123

N-BPR-A-2023

BM

124

N-BPR-A-2024

BM

DESCRIPTION OF WORK

QTY

7)Dismantling of burner tilt external link assembly in AB-CD elevation and CD-EF elevation cleaning. Assembling back and aligning in original position for smooth operation. Rectification of defective coal nozzle with plasma cutting of SS plates a)Transporting of defective coal nozzle tips from NCTPS stores to site. b)Reconditioning of defective coal nozzle tips: Cutting the worn out/damaged portions in the tip. Inner portions such as splitter plate and support plates etc., outer portions such as outer plates and stiffeners etc., and grinding for patch up works in between the inner outer plate stiffeners and other areas. Rectification work in the tip by renewing of all the damaged/eroded portions such as splitter plates, support plates, outer plates and stiffeners etc.,6mm plate for tip outer portions.10 mm plate for tip inner portions by SS309/310. Checking and alignment, welding, finishing for the smooth working conditions. (New splitter plates, insert plate support plates, outer plates and stiffeners will be supplied by TANGEDCO .)

Painting of safety valve silencers overhaul works Leading and lifting of Painting materials and Scaffolding materials, charges for scaffolding arrangements and cleaning the silencers at 60 M level for complete work. Cutting, removing, rectification & alignment of safety valve exhaust pipe including Rectification of safety valve silencer cover: This work involves, cutting, removing, of corroded /damaged safety valve silencer cover lowering the same, leading, lifting of MS sheet, to the work spot, aligning, fixing and welding of safety valve silencer cover at above 60mtr elevation including provision for scaffolding (Required MS sheet will be supplied by TANGEDCO). Rectification of buck stay beams & supports by bringing to the original position, providing suitable locking pin and washer etc. and welding the scalloped bar, locking pin and washer and providing channels etc.charges inclusive of cost of scaffolding arrangements, Seal through seal plates overhaul work 1)Providing necessary temporary scaffolding arrangements in the Boiler bottom area upto 7.5Mtrs Elevation all the four sides of the boiler for Dismantling, cleaning and Rectification of defective / dislocated boiler seal trough seal plates, and providing patch plate, and refixing of S.S woven wire mesh, after completion work dismantling the scaffolding arrangements.

16

UNIT

TOTAL AMOUNT

RATE PER UNIT (Rs.)

21605

MTPS 10802.50

TTPS 11342.63

NCTPS 11882.75

Nos

840

84.00

88.20

92.40

1

No

10016

10016.00

10516.80

11017.60

10

m2

1341

134.10

140.81

147.51

1

No

9100

9100.00

9555.00

10010.00

22407

22407.00

23527.35

24647.70

2

Corner

10

1

1

NO

3013

3013.00

3163.65

3314.30

10

M2

560

56.00

58.80

61.60

TAMILNADU GENERATION AND DISTRIBUTION CORPORATION LIMITED Sl. No

CODE

DIVISION

125

N-BPR-A-2025

BM

126

N-BPR-A-2026

BM

127

N-BPR-A-2027

BM

128

N-BPR-A-2028

BM

129

N-BPR-A-2029

BM

130

N-BPR-A-2030

BM

131

N-BPR-A-2031

132

N-BPR-A-2032

DESCRIPTION OF WORK

QTY

UNIT

TOTAL AMOUNT

2)a)Dismantling cleaning and refixing of S.S woven wire mesh (old/new) inside boiler bottom seal trough area: Dismantling the existing wire mesh and Lowering to ground level b)Cleaning the dismantled mesh removing the bends distortion on the mesh, reconditioning the damaged bars and support plates lifting the cleaned mesh to 7.5 Mtrs Elevation and refixing new/old S.S mesh with new S.S bolt, Nut & Washer. 3)Chipping the cracked and dented portion of the refractory welding the support Plates if necessary plastering with refractory cement and curing including charges For transporting of refractory from NCTPS Stores.

10

M2

912

MTPS 91.20

TTPS 95.76

NCTPS 100.32

10

M2

3138

313.80

329.49

345.18

10

M2

1728

172.80

181.44

190.08

4)Cutting, rectification and rewelding the existing seal plate in the bottom ash hopper area. . patch plate will be provided by the TANGEDCO if required. Coating of water wall "S" panel Cleaning , application of eromat primophos rust convertor one coat followed by two coats of high temprerature with standing cley coats 550°c compounds Fixing of calcium silicate beveled lags having 250 kgs/m 3 in 100mm thickness the same is held tightly using 22SWG SS wire, further the insulation secured by means of aluminum band of size 25mm X 0.71mm ,fixing of GI wire netting size ½” X 22SWG over the insulation, fixing of scrim cloth over the wire netting as reinforcement and finally hard setting compound CAT 9 applied over the scrim cloth for protection of insulation for Final Super heater and Hot reheater header.

1

M2

3640

3640.00

3822.00

4004.00

4

M2

649

162.25

170.36

178.48

1

m2

1995

1995.00

2094.75

2194.50

BM

Complete removal of ash from buck stays from 07 Mtrs to 49 Mtrs. (Ash height of 01 Mtr) in all sides and all elevations, wind box area and burner area etc including burner protection roof at 30 Mtrs

1

TIME

15252

15252.00

16014.60

16777.20

BM

Removal of accumulated ash in penthouse, roof, ceiling girder and rear arch enclosure. Removal of accumulated ash in boiler pent house, I&II pass boiler roof, ceiling girders, drum enclosure area between I Pass &II pass.

35

m2

2550

72.86

76.50

80.14

1

No

3604

3604.00

3784.20

3964.40

2

Nos

1041

520.50

546.53

572.55

RATE PER UNIT (Rs.)

PRDS HP & LP valves Overhauling of HP/LP valves, this overhauling involves dismantling, inspection, rectification of defects if any, lapping of valve seat and disc renewal of sealing rings, gland packing, flange gaskets, and bonnet gasket cleaning all parts, inspection of drive bush, bearing etc. and renewing if necessary and assembling of valves. 133

N-BPR-A-2033

BM

134

N-BPR-A-2034

BM

250 / 150 / 100 / 65 mm valves & NRV’s of class 1500/2500. NB:1”,1/2” & 3/8” valves and NRV’s of class 800/1500/2500.

17

TAMILNADU GENERATION AND DISTRIBUTION CORPORATION LIMITED Sl. No

CODE

DIVISION

135

N-BPR-A-2035

BM

DESCRIPTION OF WORK

QTY

UNIT

TOTAL AMOUNT

1

No

4047

MTPS 4047.00

TTPS 4249.35

NCTPS 4451.70

Upto 25mm NB Above 25mm to 50mm NB Above 50mm to 100mm NB Above 100mm to 150mm NB Above 150mm to 200mm NB Above 200mm to 300mm NB Arresting of steam leaks in Flange and Bonnet joints by On Line Sealing method in the following sizes Valves. Up to 25mm NB Above 25mm to 50mm NB Above 50mm to 100mm NB Above 100mm to 150mm NB Above 150mm to 200mm NB Arresting of steam leak in Pressure Seal Bonnet by On Line Sealing method in the following size Valves.

1 1 1 1 1 1

No No No No No No

1129 2075 3848 3848 5772 9990

1129.00 2075.00 3848.00 3848.00 5772.00 9990.00

1185.45 2178.75 4040.40 4040.40 6060.60 10489.50

1241.90 2282.50 4232.80 4232.80 6349.20 10989.00

1 1 1 1 1

No No No No No

3848 4610 8229 9372 9372

3848.00 4610.00 8229.00 9372.00 9372.00

4040.40 4840.50 8640.45 9840.60 9840.60

4232.80 5071.00 9051.90 10309.20 10309.20

Reconditioning of Electrical / Pneumatic control valves 150 / 100/65 NB valve. Work involve such as dismantling of diaphragm, pneumatic actuator, bonnet, checking of valve seat, plug and diaphragm, reconditioning of wornout portion by metal filling, machining, grinding & fine lapping to suit with valve seat and reassembling.

RATE PER UNIT (Rs.)

Online Leak arresting /Attending steam/ feed water Leak at high pressure and temperature, In PRDS System, Soot blowing system Valve Glands. Drilling holes, tapping And forming threads and fixing of Adaptors and Injecting of sealing Chemical compound through the adaptors At high pressure than system pressure and Arresting leak by On Line Leak Arresting Technique./Arresting of steam leak in Valve Glands by On Line Sealing Method in the Following size Valves. 136 137 138 139 140 141

N-BPR-A-2036 N-BPR-A-2037 N-BPR-A-2038 N-BPR-A-2039 N-BPR-A-2040 N-BPR-A-2041

BM BM BM BM BM BM

142 143 144 145 146

N-BPR-A-2042 N-BPR-A-2043 N-BPR-A-2044 N-BPR-A-2045 N-BPR-A-2046

BM BM BM BM BM

147 148 149

N-BPR-A-2047 N-BPR-A-2048 N-BPR-A-2049

BM BM BM

Up to 100mm NB Above 100mm to 150mm NB Above 150mm to 200mm NB Arresting of steam leak in Pipe welding joints, Pin hole Puncture, Cracks etc., by On Line Sealing method In the following size Pipes.

1 1 1

No No No

8229 12496 12212

8229.00 12496.00 12212.00

8640.45 13120.80 12822.60

9051.90 13745.60 13433.20

150 151

N-BPR-A-2050 N-BPR-A-2051

BM BM

Up to 50mm O.D. Pipe Above 50mm to 100mm O.D. Pipe

1 1

No No

3848 3848

3848.00 3848.00

4040.40 4040.40

4232.80 4232.80

152 153

N-BPR-A-2052 N-BPR-A-2053

BM BM

275mm O.D. Pipe Dismantling, removing of bolts and nuts damaged gaskets of soot blower steam pipe flange of Water wall soot blower cutting and fixing of new /old gaskets and re-fixing of bolts and nuts to arrest steam leak.

1 1

No Nos.

8229 470.5

8229.00 470.50

8640.45 494.03

9051.90 517.55

154

N-BPR-A-2054

BM

Up keeping all the WWSB and checking adequacy of lube oil in traverse and rotary gear box, top up if necessary, (For 56 Nos)

1

Opns

560

560.00

588.00

616.00

155

N-BPR-A-2055

BM

1

Nos.

8298

8298.00

8712.90

9127.80

156

N-BPR-A-2056

BM

1

Nos.

7790

7790.00

8179.50

8569.00

157

N-BPR-A-2057

BM

1

Nos.

1129

1129.00

1185.45

1241.90

158

N-BPR-A-2058

BM

Dismantling of defective carriage inspection and rectification of defects and cleaning. Dismantling of defective rotary gear box / Traverse gear box inspection and rectification of defects if and cleaning. Renewal of chains (new/old) for traverse chains, (small) and rotary chains (small). Renewal of chains (new/old) for traverse chains, (Big) and rotary chains (Big).

1

Nos.

3020

3020.00

3171.00

3322.00

18

TAMILNADU GENERATION AND DISTRIBUTION CORPORATION LIMITED Sl. No

CODE

DIVISION

159

N-BPR-A-2059

BM

160

N-BPR-A-2060

BM

161

N-BPR-A-2061

162

DESCRIPTION OF WORK

QTY

UNIT

TOTAL AMOUNT

Dismantling of clutch assembly / drift rod assembly SBV head for inspection and rectification of defects if any and Cleaning. Rectification of defective nozzle head with nozzles by new one in Swivel tube assembly of Water Wall Soot Blower work involves cutting and removal of severely deteoriated / eroded portion of Nozzle head with nozzle at the end of swivel tube assembly, Preparing edges by grinding, setting, aligning of new nozzle head with nozzle in existing swivel tube assembly and welding by SS welding rod by IBR welder and machining to obtain smooth surface for trouble free operation.

1

Nos.

3640

MTPS 3640.00

TTPS 3822.00

NCTPS 4004.00

1

No.

2059

2059.00

2161.95

2264.90

BM

Tube rectification by window cutting:Tube rectification by window cutting and welding: Marking of defective tubes identified, cutting of defective portion of tubes, edge preparation, welding of new spool piece with IBR welder. Window cutting on the tube, edge preparation, welding of new piece with IBR Welder. Charges inclusive of cost of consumables and T&Ps.

4

nos

11050

2762.50

2900.63

3038.75

N-BPR-A-2062

BM

Strengthening of existing joints:This work involves identification of less eroded existing joints, transportation of tools and plants and consumables, Grinding less eroded joints and strengthening the joints by welding with IBR welder. Charges inclusive of cost of consumables and T&Ps.

10

joints

3644

364.40

382.62

400.84

163

N-BPR-A-2063

BM

Renewal for safety valve flange gasket:This work involves dismantling safety valve flange, cutting gasket for required size, renewal of gasket and assembling of safety valve properly. (Gasket will be supplied by the TANGEDCO) Charges inclusive of cost of consumables and T&Ps.

1

nos

2878

2878.00

3021.90

3165.80

164

N-BPR-A-2064

BM

8)Disconnecting the SADC stuffing box from power cylinder, removing stuffing box flange inspection the gland packing and the jammed SADC components, dismantling, rectification of defects assembling the SADC with new packing and lubricants replacing the damaged link plate cutting & new link plate position welding the flange checking the clearance from shaft and stuffing box connection the old/new link plate with power cylinder and providing air line modification with legress nipple and operation of SADC etc. (charges inclusive of cost of consumable such as cutting gas, gada cloth, cotton waste, kerosene etc. welding electrode supply by the TANGEDCO at free of cost.)

1

No

1832

1832.00

1923.60

2015.20

19

RATE PER UNIT (Rs.)

TAMILNADU GENERATION AND DISTRIBUTION CORPORATION LIMITED Sl. No

CODE

DIVISION

165

N-BPR-A-2065

BM

166

N-BPR-A-2066

BM

167

N-BPR-A-2067

BM

168

N-BPR-A-2068

BM

169

N-BPR-A-2069

BM

170

N-DMP-A-2001

BM

171

N-DMP-A-2002

BM

DESCRIPTION OF WORK

QTY

UNIT

TOTAL AMOUNT

8)Disconnecting the SADC stuffing box from power cylinder, removing stuffing box flange inspection the gland packing and the jammed SADC components, dismantling, rectification of defects assembling the SADC with new packing and lubricants replacing the damaged link plate cutting & new link plate position welding the flange checking the clearance from shaft and stuffing box connection the old/new link plate with power cylinder and providing air line modification with legress nipple and operation of SADC etc. (charges inclusive of cost of consumable such as cutting gas, gada cloth, cotton waste, kerosene etc. welding electrode supply by the TANGEDCO at free of cost.)

1

No

1832

MTPS 1832.00

TTPS 1923.60

NCTPS 2015.20

4)Cutting, rectification and rewelding the existing seal plate in the bottom ash hopper area. Including the cost of consumables and T&P. patch plate will be provided by the TANGEDCO if required. Charges for safety valve floating by Trevitest method. Charges for bending of various size of boiler tubes. Skin casing welding and patch up work in pent house area( This work involves removing refractory, cutting the damaged existing skin casing sheet where ever required, Welding with new skin casing sheet) Dismantling of inspection doors of package boiler, cleaning of components like furnace chamber, super heater chamber, flue gas duct, flue gas tubes, burner assembly, oil guns, changing of packing ropes, gaskets, bolts, nuts etc., Decoupling & dismantling of feed water pumps, cleaning inspection of internals, bearings etc., Assembling aligning & coupling of pumps devolution of scrap materials from package boiler house painting of chimney ducts, etc., with heat resistant aluminum paint and hydraulic testing of package boiler for a pressure of 18.05 kg/cm² towards renewal of Boiler license regn.no.T4400 for the year 2017-18. by Deputy Director of Boiler.

1

M2

4516

4516.00

4741.80

4967.60

1

No

8979

8979.00

9427.95

9876.90

1

bend

1350

1350.00

1417.50

1485.00

10

m2

30520

3052.00

3204.60

3357.20

1

No

12060

12060.00

12663.00

13266.00

1

Opn

280

280.00

294.00

308.00

1

No

2169

2169.00

2277.45

2385.90

Up keeping in and around CST area, CST Pumps and its lines such as Boiler fill pump, Hot well make up pumps A & B and its lines and checking adequacy of lube oil, top up if necessary, arresting of gland leaks and changing of gland ropes if necessary

RATE PER UNIT (Rs.)

FIRE FIGHTING Overhauling works of Jockey pump 172

N-FF-A-2001

FF

Isolation of pump from the pressurization system, removing the guard arrangement, decoupling of Lovejoy coupling dismantling of pump and motor, shifting to repair bay

20

TAMILNADU GENERATION AND DISTRIBUTION CORPORATION LIMITED Sl. No

CODE

DIVISION

173

N-FF-A-2002

FF

174

N-FF-A-2003

FF

175

N-FF-A-2004

FF

176

N-FF-A-2005

FF

177

N-FF-A-2006

FF

178

N-FF-A-2007

FF

179

N-FF-A-2008

FF

180

N-FF-A-2009

FF

181

N-FF-A-2010

FF

DESCRIPTION OF WORK

Dismantling of pump and its internals, thorough cleaning, checking of trueness of shaft, reconditioning of worn-out components such as casing wear ring, shaft sleeve, replacement of bearings and assembling of pump, fixing of flexible coupling, connecting the inlet and outlet pipeline, Dismantling the worn out 100 NB ‘Y’ strainer from the piping network, thorough cleaning the seating area and erection of new strainer in the piping network Erection of pump in the bed, cleaning the flange surfaces, connecting the inlet and outlet pipelines, assembling with motor Preventive Maintenance work Fire Extinguishers Carrying out periodical maintenance works on fire extinguishers at various locations and elevations viz., checking for pitting, corrosion, accidental discharge, wear and tear on the metal body and in the pressure retaining part, cap washers, extinguishing medium and operating mechanism for healthiness, cleaning the nozzle outlet and vent holes for any blockages with blower, pressure indicating devices for retaining of correct pressure/gas cartridges for correct weight and healthy sealing disc, lubricating the plungers, replacement of the washers, recording the facts on cylinder & maintenance cards 5,10 kg DCP, 9 Lt WCO2,Foam type extinguishers 9/22.5 kg CO2, 50/75 kg DCP, 50 ltr Foam type extinguishers Co2 fire Extinguishers refilling Drain oil system Carrying out periodical preventive maintenance works in vertical extended shaft pump such as correcting the alignment of pump with motor, dismantling and removing of chokes in the auxiliary piping connections and refixing, replacement of gland ropes lubricating the pump and motor with fresh lubricants, removal of terminal cover and fan cover of motor and correcting the looseness and trial run Attending gland/gasket leaks in 100 NB ball / plug valves of drain oil system Carrying out periodical preventive maintenance works in Hose reel drums in 18 m and MOT-II area such as correcting the swing /revolving mechanism, twists, attending leaks in hoses, charging lubricants, recoiling Carrying out periodical preventive maintenance works in petrol driven Godiva Fire pump such as cleaning the Heat Exchanger, spark plug, priming system, recoiling mechanism, push button, attending defects in suction and delivery line etc and conducting trial run including the cost of consumables and T&P hire charges Breakdown works in fire protection mains

21

QTY

UNIT

TOTAL AMOUNT

1

No

11718

MTPS 11718.00

TTPS 12303.90

NCTPS 12889.80

1

No

1321

1321.00

1387.05

1453.10

1

No

3462

3462.00

3635.10

3808.20

40

No

1321

33.03

34.68

36.33

15

No

1571

104.73

109.97

115.21

1

No

2498

2498.00

2622.90

2747.80

10

No

1249

124.90

131.15

137.39

5

No

1542

308.40

323.82

339.24

1

No

3142

3142.00

3299.10

3456.20

RATE PER UNIT (Rs.)

TAMILNADU GENERATION AND DISTRIBUTION CORPORATION LIMITED Sl. No

CODE

DIVISION

DESCRIPTION OF WORK

QTY

UNIT

TOTAL AMOUNT

RATE PER UNIT (Rs.) MTPS

TTPS

NCTPS

Attending puncture in Hydrant /HVWS mains by welding one full circle welding joint :Cutting & removal of old/damaged pipe and rfixing of new pipe by welding . 182 183 184

N-FF-A-2011 N-FF-A-2012 N-FF-A-2013

FF FF FF

185

N-FF-A-2014

FF

In 200/150 mm dia pipe line In 100/80 mm dia pipe line Identification of water leaks in the hydrant mains erected 1 m below the civil utilities in plant area by isolating the hydrant system, dismantling of the civil utilities in the plant area by isolating the hydrant system. Identifying the water leaks, arresting the leak by welding, wrapping, refilling the earth, reconstruction of civil utilities. Attending the breakdown /Puncture in the existing corroded / worn out 200 mm dia MS ERW hydrant mains erected 1m below ground level laid inside Hume pipe in road crossing area by closing isolation valves, excavation of earth, cutting of pipes, de-watering in and around pipelines, removal of pipe line, Attending break down / puncture and re erection, wrapping coating, re-filling of the excavated area with sand on both sides of Hume pipe, re-concreting in the above area including cost of consumables and T&P hire charges.

2 4 1

joint joints No

1601 1601 31488

800.50 400.25 31488.00

840.53 420.26 33062.40

880.55 440.28 34636.80

6

m

14076

2346.00

2463.30

2580.60

Fire Protection pumps 410/273 m3 186

N-FF-A-2015

FF

Carrying out periodical preventive maintenance works in horizontal split casing Fire Hydrant Pump model 8A 20B such as correcting the alignment of pump with motor, dismantling and removing of chokes in the auxiliary piping connections and refixing, dismantling split packing glands in DE & NDE reconditioning, replacement of gland ropes & refixing glands, lubricating the pump and motor with fresh lubricants, removal of terminal cover and fan cover of motor and correcting the looseness/removal of fuel filters, cleaning, attending leaks and trial run including the cost of consumables and T&P hire charges.

1

No

1350

1350.00

1417.50

1485.00

187

N-FF-A-2016

FF

Carrying out periodical preventive maintenance works in Jockey pump such as correcting the alignment of pump with motor, dismantling and removing of chokes in the strainers and refixing, dismantling the packing glands in DE & NDE reconditioning, replacement of gland ropes & refixing glands, lubricating the pump and motor with fresh lubricants, removal of terminal cover and fan cover of motor and correcting the looseness and trial run including the cost of consumables and T&P hire charges.

1

No

718

718.00

753.90

789.80

22

TAMILNADU GENERATION AND DISTRIBUTION CORPORATION LIMITED Sl. No

CODE

DIVISION

188

N-FF-A-2017

FF

189

N-FF-A-2018

FF

190

N-FF-A-2019

FF

191

N-FF-A-2020

FF

192

N-FF-A-2021

FF

193

N-FF-A-2022

FF

194

N-FF-A-2023

FF

195

N-FF-A-2024

FF

196

N-FF-A-2025

FF

197

N-FF-A-2026

FF

198

N-FF-A-2027

FF

199

N-FF-A-2028

FF

200

N-FF-A-2029

FF

201

N-FF-A-2030

FF

202

N-FF-A-2031

FF

203

N-FF-A-2032

FF

DESCRIPTION OF WORK

QTY

UNIT

TOTAL AMOUNT

Carrying out periodical preventive maintenance works in sluice valves (300 dia- 8 no)/ NRV’s (300 dia -5 nos) in Fire protection system in the Raw water pump house such as replacement of glands ropes, gaskets, worn-out bolts & nuts and thorough cleaning of overhead headers of Fire Protection System including cost of consumables and T&P hire charges. replacement of glands ropes, gaskets, worn-out bolts & nuts and thorough cleaning of overhead headers of Fire Protection System including cost of consumables and T&P hire charges.

1

No

998

MTPS 998.00

TTPS 1047.90

NCTPS 1097.80

Attending gland/gasket leaks in sluice valves of Hydrant/HVWS system in various location of plant area by replacement of worn-out gland rope/gaskets data for 100 200 NB Hydro pneumatic tank Isolation of Hydro pneumatic tank and its accessories. Cleaning of Hydro pneumatic tank

3

Nos

718

239.33

251.30

263.27

1

No

1813

1813.00

1903.65

1994.30

1

No

6720

6720.00

7056.00

7392.00

Overhauling of Hydro pneumatic tank and its accessories Assembling of Hydro pneumatic tank accessories Overhauling of air compressor of Hydro pneumatic tank by replacing of wornout components

1

No

4383

4383.00

4602.15

4821.30

1

No

11710

11710.00

12295.50

12881.00

1

No

7012

7012.00

7362.60

7713.20

1

No

7926

7926.00

8322.30

8718.60

b) Dismantling of pump by dismantling of Head shaft, Intermediate shaft, Impeller, bearings, Guide bearing bush, Bearing cover thorough cleaning and re-assembling after replacing of worn-out parts, c) Reconditioning of head shaft by assessing the damages, under cutting, metal filling, machining and final grinding (will be carried out outside the site) d) Reconditioning of pump casing in bearing seating areas and impellar by assessing the damages, under cutting, metal filling, and machining to required sizes including cons (will be carried out outside the site)

1

No

7926

7926.00

8322.30

8718.60

1

No

4164

4164.00

4372.20

4580.40

1

No

6808

6808.00

7148.40

7488.80

e) Impeller dynamic balancing charges (will be carried out outside the site) f) Ceaning and removal of sludges and other foreign materials in the underground sump of 105 KL capacity g) Assembling & re erection of pump in the sump, and re-fixing motor, replacing worn-out flange gaskets on delivery line, overhauling of lubrication system and overhauling of delivery side 150mm discharge valve and trial run Reservoir Submergible pump Dismantling the submergible pump erected in the under waters and shifting to repair bay: Complete dismantling of pump, motor and its accessories etc.,

1

No

923

923.00

969.15

1015.30

1

No

10080

10080.00

10584.00

11088.00

1

No

7260

7260.00

7623.00

7986.00

1

No

6426

6426.00

6747.30

7068.60

1

No

4840

4840.00

5082.00

5324.00

Vertical extended shaft Pump a) Dismantling of pump delivery pipe line, valves, motor and pump and lifting the pump from the sump

23

RATE PER UNIT (Rs.)

TAMILNADU GENERATION AND DISTRIBUTION CORPORATION LIMITED Sl. No

CODE

DIVISION

204

N-FF-A-2033

FF

205

N-FF-A-2034

FF

206

N-FF-A-2035

FF

207

N-FF-A-2036

FF

208

N-FF-A-2037

FF

209

N-FF-A-2038

FF

210

N-FF-A-2039

FF

211

N-FF-A-2040

FF

DESCRIPTION OF WORK

QTY

UNIT

TOTAL AMOUNT

1

No

10856

MTPS 10856.00

TTPS 11398.80

NCTPS 11941.60

1

No

9448

9448.00

9920.40

10392.80

1

No

2553

2553.00

2680.65

2808.30

1

No

4137

4137.00

4343.85

4550.70

1

opn

573

573.00

601.65

630.30

1

No

20853

20853.00

21895.65

22938.30

Re-erection of Partially Dismantled HVWS / Drain Oil System and their accessories of GT-I work includes refixing of spray nozzles & bulbs, detection net work, spray net work, Oil network, pylon supports including cost of consumables and T&P hire charges.

1

No

18774

18774.00

19712.70

20651.40

Charges for recharging of fire trace automatic fire suppression systemerected in the electrical panel of Oil centrifuge /oil conditioner of MOT’s by dismantling the extinguisher and the accessories from the system, recharging and re-erection of the same including cost of transportation, gas, paint, T&P and consumables Underground Hydrant mains

1

No

1996

1996.00

2095.80

2195.60

Overhauling of pump by thorough cleaning of internals, reconditioning, replacing worn out components, bearings, renewal of packing, painting with two coats of epoxy paint and re assembling of pump intact. Re erection of submergible pump and accessories with new discharge pipe and specials and conducting trial run. Fire doors Overhaul of sliding type fire doors by releasing the counterweight arrangments, rectificationof defects in accessories, replacement of wornout rople, refixing of counterweight and checking for normal operation and painting including cost of T&P and consumbles. WaterFoam Monitor Overhaul of Swivel type W/F monitor of size 75 NB and its accessories by dismantling, sluice/ball valve, drain,cleaning, replacement of wornout components, painting and reassembling, topping up of foam in storage tanks, testing and commissioning including cost T&P and Consumbles Switchgear/Switch yard Operation Charges for carrying out the works such as Operation of breakers, HT & LT modules, monitoring and rcording the parameter reading etc., in 6.6 KV SWGR/Operation of 230 KV breakers & isolators, monitoring and recording 230 KV parameters readngs, battery and battery charger room, operation of Diesel Generator set etc., in 230KV switchyard as directed by the Engineer incharge including cost of consumables , T&P hire charges and safety appliances. Special works HVWS Partial dismantling of HVWS system of GT-I, drain oil system their accessories, work includes removal of spray nozzles & bulbs, detection net work, spray net work, pylon supports by releasing their bolts & nuts /by hacksaw cutting and reerection of the same after completion of GT-I repair works including cost of consumables and T&P hire charges.

24

RATE PER UNIT (Rs.)

TAMILNADU GENERATION AND DISTRIBUTION CORPORATION LIMITED Sl. No

CODE

DIVISION

212

N-FF-A-2041

FF

213

N-FF-A-2042

214

DESCRIPTION OF WORK

QTY

UNIT

TOTAL AMOUNT

Dismantling the 200 NB worn-out MS ERW Hydrant mains in various locations of plant area which are 1m below ground level (in certain areas below Hume pipe) by isolating the Hydrant System in the above areas, excavation of earth for removal of mains, cutting of mains and hydrants, dewatering, removal of mains, including cost of consumables, leading, lifting and T&P hire charges

5

m

2514

MTPS 502.80

TTPS 527.94

NCTPS 553.08

FF

Fabrication & erection of new 200 NB mains, mitre bends, in various locations of plant area which are 1m below ground level (in certain areas below Hume pipe)in the above areas, re-erection of hydrants, refilling the excavated earth, connecting with the Hydrant System and normalizing including cost of consumables, leading, lifting and T&P hire charges

4

m

2880

720.00

756.00

792.00

N-FF-A-2043

FF

Wrapping and coating of 200 NB underground pipes in various locations of plant area including cost of wrap coat materials, consumables and T&P hire charges.

10

m

3496

349.60

367.08

384.56

215

N-FF-A-2044

FF

Replacement of worn out Bunker raiser by utilizing 100/80NB MS ERW from underground level to Bunker top ( o m to 52 m)in units by dismantling the worn out ones, fabrication and erection of new raiser with pipes and specials, hydrant valves work includes edge preparation, loading, leading, lifting, positioning aligning, welding providing scaffolding and temporary platform, transportation charges, crane, winch hire charges, painting T&P and consumables, safety appliances complete.

5

m

3762

752.40

790.02

827.64

216

N-FF-A-2045

FF

Dismantling of worn-out 300/350 NB Fire Hydrant/HVWS pump suction/discharge/Spool mains assembly up to suction/discharge side sluice valve in Raw Water Pump House by isolating from the hydrant/HVWS system and fabrication and erection of new suction mains with mitre bend and reducers

1

Activity

11525

11525.00

12101.25

12677.50

217

N-FF-A-2046

FF

Dismantling the 300 NB worn-out MS ERW pump discharge over head Hydrant mains (upto 6 m level) in RWPH area by isolating the Hydrant System cutting of mains , dewatering, removal of mains, including cost of consumables, scffoldin g charges , leading, lifting and T&P hire charges

3

m

2392

797.33

837.20

877.07

218

N-FF-A-2047

FF

Fabrication & erection of new 300 NB mainsMS ERW pump discharge over head Hydrant mains (upto 6 m level) in RWPH area , mitre bends, ,connecting with the Hydrant System and normalizing including cost of consumables,scoffolding charges, leading, lifting and T&P hire charges

2

m

2571

1285.50

1349.78

1414.05

Overhauling valves

of

HD

deluge

25

RATE PER UNIT (Rs.)

TAMILNADU GENERATION AND DISTRIBUTION CORPORATION LIMITED Sl. No

CODE

DIVISION

219

N-FF-A-2048

FF

220

N-FF-A-2049

FF

221

N-CHE-A-2001

CHEM

222

N-CHE-A-2002

CHEM

223

N-CHE-A-2003

CHEM

DESCRIPTION OF WORK

Overhauling of deluge valves by dismantling, inspection of internals, thorough cleaning, changing of diaphragm seating washer, replacement of worn out priming system including cost of changing of corroded and worn-out fitting etc. including cost of removing the damaged bolts and re taping, Fire Alarm Charges for removing dust, cleaning, terminal tightness, attending faults such as open/close circuit testing and normalizing of window Annunciation fire alarm panels located in plant area including cost of consumables and T&P hire charges CHEMICAL DIVISION Charges for the Collection of Water samples viz – CST, CEP, FEED TANK, FEED ECO, CBD, SS, MS in units round the clock ,Stator Water, H2 gas samples in each unit, ACW samples in units related to Chemical lab in PRDS Floor area as directed by Junior Chemist incharge. Charges for the Collection of Flue Gas samples in 18M in each unit, dosing of Chemical(Tri Sodium Phosphate, Hydrazine Hydrate/Ammonia) in the ‘0’ M level Chemical Dosing tank and CST as directed by the Junior Chemist in charge Charges for the opening and closing of valves for the drawal of Hydrochloric Acid & Caustic Soda Lye from the Overhead Storage Tanks to Acid/ Lye dilution tanks for the Regeneration of Ion Exchangers of DM Plant and for dosing Acid to RO Plant, for starting the RO/DM plants and in stopping the RO/DM plants for the production of RO Product water and DM Water round the clock .To carry out the regeneration of Ion Exchangers Beds of DM Plant, during the starting of the pumps and stopping of the pumps at the plant area, for the Neutralization of the Effluent Water by dosing chemicals and then pumping out the effluent water, collection of water samples from the running R.O/D.M Plant round the clock as directed by the Junior Chemist in-charge.

QTY

UNIT

TOTAL AMOUNT

1

no

4020

MTPS 4020.00

TTPS 4221.00

NCTPS 4422.00

1

No

740

740.00

777.00

814.00

1

OPE

1227

1227.00

1288.35

1349.70

1

OPE

409

409.00

429.45

449.90

1

OPE

1227

1227.00

1288.35

1349.70

1

No

11680

11680.00

12264.00

12848.00

RATE PER UNIT (Rs.)

OIL & ASH HANDLING PUMP HOUSE Renewal of outer casing , inner casing, impeller, expeller, wear plates, gland housing, L. Ring, shaft sleeve, Liquid thrower, shaft, Bearings, oil seals and etc. in the Ash slurry disposal pump. 224

N-ASP-A-2001

Oil&AHS

1(a) charges for removing the suction pipe, discharge pipes and decoupling from the motor by removing the V-belt and dismantle the pump internals then remove the bearing housing from bed, open and inspection of bearings, Bearing bed, shaft, outer casing, inner casing, impeller, expeller, wear plates, gland housing, sleeve and liquid thrower.

26

TAMILNADU GENERATION AND DISTRIBUTION CORPORATION LIMITED Sl. No

CODE

225

N-ASP-A-2002

DIVISION Oil&AHS

DESCRIPTION OF WORK

1(b) charges for rectification the suction side cover, bracket side cover seating area of outer casing and renew the above items and reassemble back. Fix the suction and discharge pipe and V-belts and commissioning the pump. Renewal , Reconditioning of 336 dia slurry line valve of Ash slurry disposal pump. 2(a) charges for removal of 336 dia slurry line valve from the line, and reconditioning the worn out portion of valve body and gate

QTY

UNIT

TOTAL AMOUNT

1

No

11452

MTPS 11452.00

TTPS 12024.60

NCTPS 12597.20

1

No

6516

6516.00

6841.80

7167.60

RATE PER UNIT (Rs.)

226

N-ASP-A-2003

Oil&AHS

227

N-ASP-A-2004

Oil&AHS

(b) charges for fixing in the 336 dia slurry line valve in the line. Renewal of worn out punctured cast basalt pipe end by fabricated distance piece of required length (below 6.0 mtr.) in Ash slurry disposal line 406 OD,

1

No

5373

5373.00

5641.65

5910.30

228

N-ASP-A-2005

Oil&AHS

3(a). charges for renewal of worn out punctured cast basalt pipe end by fabricated distance piece of required length in Ash slurry disposal line 406 OD and grinding and welding with flange and fixed.

1

No

4344

4344.00

4561.20

4778.40

229

N-ASP-A-2006

Oil&AHS

1

No

5499

5499.00

5773.95

6048.90

230

N-ASP-A-2007

Oil&AHS

1

No

2114

2114.00

2219.70

2325.40

231

N-ASP-A-2008

Oil&AHS

1

No

7572

7572.00

7950.60

8329.20

232

N-ASP-A-2009

Oil&AHS

Removing the suction pipe and removing the outer casing and removing the foreign materials and reassembling. Renewal of V-belts and tightening the V-belts in Ash slurry disposal pump. Rectification of gland housing for ash slurry disposal pump Rectification of impeller hub for ash slurry disposal pump Dismantle the pump internals, then remove the bearing housing from bed, open and Inspection of bearings, bearing bed, shaft, outer casing, Inner casing, Impeller, Expeller, Wear plates, Gland housing, sleeve and Liquid thrower and Reconditioning of outer casing and bracket side cover. Overhauls and renew the above Items and reassemble back.

1

No

6336

6336.00

6652.80

6969.60

233

N-ASP-A-2010

Oil&AHS

8(b) charges for rectification the suction side cover, bracket side cover seating area of outer casing and renew the above items and reassemble back. Fix the suction and discharge pipe and V-belts and commissioning the pump.

1

No

26142

26142.00

27449.10

28756.20

1

No

10212

10212.00

10722.60

11233.20

1

No

3640

3640.00

3822.00

4004.00

234

N-ASP-A-2011

Oil&AHS

235

N-ASP-A-2012

Oil&AHS

Ash water pump. Renewal of shaft , Impeller, bearing, shaft sleeve, wear ring, lock nut, and other internals in the Ash water pump. 9(a) Decoupling the Ash water pump dismantling the pump casing pump internals, inspection of impeller, shaft, wear ring shaft sleeves, bearings, lock nut and metal filling in the worn out area of upper & lower casing and impeller hub and grinding, renew the above items and assemble back. 9(b) charges for align with motor and commissioning the pump. Reconditioning the impeller hub and machining new pump shaft (SS 316) impeller key and bearing lock nut – 2 Nos. assembling and alignment checking in Ash water pump.

27

TAMILNADU GENERATION AND DISTRIBUTION CORPORATION LIMITED Sl. No

CODE

QTY

UNIT

TOTAL AMOUNT

236

N-ASP-A-2013

Oil&AHS

10A (a) charges for cut the damaged / worn-out portion of impeller hub and truing the hub bore. 10A(b) charges for insert the correct size SS 316 bar in to the trued hub bore taking V Groove, welding and machining, boaring the bar to the required size, taking key way (including SS 316 Bar)

1

No

5373

MTPS 5373.00

TTPS 5641.65

NCTPS 5910.30

237

N-ASP-A-2014

Oil&AHS

1

No

26056

26056.00

27358.80

28661.60

238

N-ASP-A-2015

Oil&AHS

10B(a) charges for machining the new pump shaft (SS 316) to suit the impeller bore and fixing the impeller in the shaft and checking the trueness in the shaft.

1

No

10096

10096.00

10600.80

11105.60

239

N-ASP-A-2016

Oil&AHS

10B (b) charges for renewal of shaft impeller key in the AWP and alignment of pump with motor.

1

No

7564

7564.00

7942.20

8320.40

1

No

10212

10212.00

10722.60

11233.20

DIVISION

DESCRIPTION OF WORK

Seal Water Pump. Renewal of wear rings and oil ring bearings and other internal parts of seal water pump. 11(A)Decoupling and dismantling the pump internals (All the 11 stages) Inspection of Impellers, Diffuser with Guide vane, stage casing, wear rings, shaft, bearings and metal filling in the worn out Hub and grinding and renew the above items and assemble back

RATE PER UNIT (Rs.)

240

N-ASP-A-2017

Oil&AHS

241

N-ASP-A-2018

Oil&AHS

11 (b) charges for aligning the pump and commissioning Dismantling the pump internals (All the 11 stages) Inspection of Impellers, Diffuser with Guide vane, stage casing, wear rings, shaft, bearings, and Metal Filling in the worn out area of stage casing, VDE & HSE casings and Impeller Hub and grinding, reconditioning of stage casing 1 No. and diffuser with guide vane 1 No. overhaul and renew the above Items and assemble back, align with Motor and commissioning the pump .

1

No

3020

3020.00

3171.00

3322.00

242

N-ASP-A-2019

Oil&AHS

(a) Charges for decoupling and dismantling the pump internals (All the 11 Stages)Inspection of Impellers, Diffuser with Guide vane, stage casing, wear rings, shaft, bearings and metal filling in the wornout area of stage casing, VDE & HSE casings and Impeller Hub and grinding. Overhaul / renew the above Items and assemble back.

1

No

16188

16188.00

16997.40

17806.80

243

N-ASP-A-2020

Oil&AHS

1

No

3020

3020.00

3171.00

3322.00

244

N-ASP-A-2021

Oil&AHS

(b) charges for aligning the pump and commissioning. Drain pump Renewal of shaft sleeve, bush bearing and other ternals in the Drain pump. 11 KW (a) charges for disconnect the discharge pipe decouple the motor, dismantle the pump and inspection/ renewal of spares and re-assemble and commissioning of pump.

1

No

6390

6390.00

6709.50

7029.00

245

N-ASP-A-2022

(b) charges for removing the suction and discharge and cooling lines and renewing the damaged flanges with new one and re-fixing the line and commissioning.

1

No

2962

2962.00

3110.10

3258.20

1

No

4402

4402.00

4622.10

4842.20

246

N-ASP-A-2023

Oil& AHS

Oil&AHS

Sea Water Booster Pump 50 KW Renewal of damaged inner parts in SWBP. (a) charges for decoupling and dismantling the pump alignment of pump with motor after completion of assembling work.

28

TAMILNADU GENERATION AND DISTRIBUTION CORPORATION LIMITED Sl. No

CODE

247

N-ASP-A-2024

DIVISION Oil&AHS

248

N-ASP-A-2025

Oil&AHS

249

N-ASP-A-2026

Oil&AHS

250

N-ASP-A-2027

Oil&AHS

251

N-ASP-A-2028

Oil&AHS

DESCRIPTION OF WORK

QTY

UNIT

TOTAL AMOUNT

1

No

6603

MTPS 6603.00

TTPS 6933.15

NCTPS 7263.30

1

No

15124

15124.00

15880.20

16636.40

(b) charges for renewal of worn out spares and re-assembling the pump and aligning the pump with motor and commissioning. Alignment of pump with Motor in AWP / SWP / FWP / SWBP. Renewal of gland rope the ASDP / AWP / SWP / FWP / SWBP / D.P.

1

No

22434

22434.00

23555.70

24677.40

1

No

1436

1436.00

1507.80

1579.60

(a) charges for (renewal of gland rope) closing the suction and discharge valve and opening the same after renewal of gland rope.

1

No

1129

1129.00

1185.45

1241.90

4

M

662

165.50

173.78

182.05

1

No

2962

2962.00

3110.10

3258.20

1

No

2962

2962.00

3110.10

3258.20

1

No

2878

2878.00

3021.90

3165.80

1

No

2258

2258.00

2370.90

2483.80

1

No

2258

2258.00

2370.90

2483.80

(b) charges for renew the bearings, impeller, shaft sleeve and assembling the pump. Flushing water pump 265 kw Renewal of shaft sleeve / bearing / wear ring in the flushing water pump (a) charges for decoupling the flushing water pump, dismantling the pump casing, pump internals inspection of impeller, shaft, wear rings, shaft sleeve bearings, locknut and metal filling in the worn out area of upper & lower casing and impeller hub and grinding.

RATE PER UNIT (Rs.)

Patch welding over the worn out suction & discharge pipe of ASDP / AWP / FWP / SWP / D.P. / S.W.B.P. 252

N-ASP-A-2029

Oil&AHS

253

N-ASP-A-2030

Oil&AHS

254

N-ASP-A-2031

Oil&AHS

255

N-ASP-A-2032

Oil&AHS

256

N-ASP-A-2033

Oil&AHS

257

N-ASP-A-2034

Oil&AHS

(a) charges for patch welding. Removing the 350 NB gate valves and Non Return Valves from the Flushing Water Line - 1A & 1B series. Dismantling the valve internals and reconditioning the worn out portion of valve body and gate, assemble the valve and fixing in the line. a) charges for removing the 350 NB valve from the Flushing Water Line and fixing the valve in the line after work completion and supports tightened (b) charges for dismantling the valve body, bonnet assembly & gate and reconditioning the worn out portion of valve body and gate by metal filling and grinding and overhauling the valve and assembling dismantling the 200 dia SS Gate valve (suction side), 150 dia SS Gate valve (discharge side) & 150 dia SS NRV valves from the line, dismantling the internals, overhauling of valve bushes assembling the valves, position in line 28 (a) charges for dismantling the suction side valve from the line and overhauling and refixing the valve in the line. (b) charges for dismantling the discharge valve from the line, overhauling and refixing the valve in the line. (c) charges for dismantling the N.R. valve from the line and overhauling and re-fixing the valve in the line Ash Slurry Sump Cut and remove the grills over the ash slurry sump and removing the accumulated floating materials from the sump and re-fixing the grills over the sump.

29

TAMILNADU GENERATION AND DISTRIBUTION CORPORATION LIMITED Sl. No

CODE

QTY

UNIT

TOTAL AMOUNT

258

N-ASP-A-2035

Oil&AHS

b). charges for removal the floating materials from the slurry sump and disposal the materials, transporting the floated material to low lying area dumping, dozing and leveling into dumped ash.

1

No

6768

MTPS 6768.00

TTPS 7106.40

NCTPS 7444.80

259

N-ASP-A-2036

Oil&AHS

(a). charges for picking the foreign material and clinkers from the trash screen which is located (- 6m ) in the ash slurry sump and disposal the materials, transporting the material to low lying area, dumping, dozing and leveling

1

Opn

1763

1763.00

1851.15

1939.30

260

N-ASP-A-2037

Oil&AHS

6

sq.m

1481

246.83

259.18

271.52

261

N-ASP-A-2038

Oil&AHS

Remove the grills over the ash slurry sump of Unit I and refixing the grills over the sump Providing bariguard in Unit-I slurry trench. Dewatering and removing the accumulated floating materials from the sump. Cleaning the sump and dispose the material collected from the sump and transporting to low lying area and dumped.

1

No

11452

11452.00

12024.60

12597.20

262

N-ASP-A-2039

Oil& AHS

Dismantling, inspection and refixing the 406 dia bend with pipe in the suction pipe of ASDP 1A & 1B series. at (-) 10 mtr. Elevation.

1

No

14728

14728.00

15464.40

16200.80

263

N-ASP-A-2040

Oil& AHS

1

No

7848

7848.00

8240.40

8632.80

264

N-ASP-A-2041

Oil&AHS

Renewal of damaged anchored plates from the concrete wall for supporting structure inside the unitI Slurry sump. Removing 100 NB pipe from sump make up line to the end of suction pipe of A & B series cleaning the silt and sea growth chocked inside the pipe, cleaning the pipe inside the surfaces. Removing the peeled off rubber by burning cut the pipe in to two pieces cleaning the corroded pipe by buffing, grinding inside the pipe and welding and refixing one 100 NB Butterfly valve. Rubber lining the pipes.

1

No

10860

10860.00

11403.00

11946.00

265

N-ASP-A-2042

Oil&AHS

1

No

16158

16158.00

16965.90

17773.80

266

N-ASP-A-2043

Oil&AHS

20

sq.m

900

45.00

47.25

49.50

267

N-ASP-A-2044

Oil&AHS

1

set

6075

6075.00

6378.75

6682.50

268

N-ASP-A-2045

Oil&AHS

1

No

1968

1968.00

2066.40

2164.80

DIVISION

DESCRIPTION OF WORK

ASH WATER TANK Cleaning of Ash water tank (capacity 650 m3), including removal of muds, sediments deposited at the tank bottom (at a height of 1.5 mtr.) and dispose the material through the tank drain pipe, collecting the sediments from the rain water trench and transporting to low lying area and dumping Cleaning & removing of barnacles formed inside the sea water storage tank walls PIPES Removing the pipes from the line Renewal or Reconditioning of damaged worn out 150 mm dia discharge side pipe 1 No. and 90 degree bend 2 Nos. metal filling in the worn out portion of the welded flange joints, grinding and refixing the pipe in the line of AWP A,B & C charges for removal of damaged bend 2 Nos. and metal filling the wornout portion of welded flange joints and grinding and refixing in the line charges for removal of damaged 1 No. Distance piece and metal filling in the worn out portion of welded flange joints and grinding and fixing in the line

30

RATE PER UNIT (Rs.)

TAMILNADU GENERATION AND DISTRIBUTION CORPORATION LIMITED Sl. No

CODE

DIVISION

269

N-ASP-A-2046

Oil&AHS

270

N-ASP-A-2047

Oil&AHS

271

N-ASP-A-2048

Oil&AHS

DESCRIPTION OF WORK

QTY

Removing the 350 dia Ash water discharge header pipe from the Unit line lowering to ground cleaning the silt, sea growth chocked inside the pipe and checking the pipe inside surfaces and lifting, re-fixing the pipe in the line and providing necessary supports (at above 4.5 Mtr. elevation) i Removing the 350 dia Ash water discharge header pipe from the Unit – I line lowering to ground, cleaning the silt, sea growth chocked inside the pipe and checking the pipe inside surfaces Charges for lifting, refixing the pipe in the line and providing necessary supports (at above 4.5 mtr. Elevation) Removing the peeled off rubber by burning, cut the pipe in to two pieces grinding, inside the pipe welding the pipe and rubber lining the pipe (350mm M.S. Pipe).

UNIT

TOTAL AMOUNT

RATE PER UNIT (Rs.) MTPS

TTPS

NCTPS

6

m

6516

1086.00

1140.30

1194.60

6

m

6516

1086.00

1140.30

1194.60

6

M

9310

1551.67

1629.25

1706.83

Removing the 300 dia Ash water discharge header pipe from the Unit-II line lowering to ground, cleaning the silt, sea growth chocked inside the pipe and checking the pipe inside surfaces Charges for lifting, refixing the pipe in the line and providing necessary supports. (at above 7 mtr. elevation) Removing the peeled off rubber by burning, cut the pipe in to two pieces grinding, inside the pipe welding the pipe and rubber lining the pipe (350mm M.S. Pipe).

6

M

4344

724.00

760.20

796.40

6

M

5190

865.00

908.25

951.50

6

M

9310

1551.67

1629.25

1706.83

Removing the damaged 45 deg. Cast Basalt Bend and spool piece from the line. Applying basalt powder with paste at required damaged area of ASDP 1A1 discharge side Cast Basalt bend and spool piece. Cut the damaged/ corroded flanges from the bend & pipe and machining the flange surface and weld the flanges at both ends of bend and pipe. Refixing the pipe & bend in the line and providing supporting structure I EOT CRANE 6TON Capacity Charges for alignment checking of rails and correcting misalignment by removing of rails, cleaning, water level, settings, adding shims, packer plates if required and clamping, of 6 Ton capacity EOT crane of pump house.

1

No

8760

8760.00

9198.00

9636.00

1

No

74512

74512.00

78237.60

81963.20

Charges for reconditioning of brake drum and renewal of new brake lining for LT, CT, Hoist Charges for dismantling and overhauling of 4 Nos. long travel wheels cleaning replacing of worn out parts if any and reassembling

1

No

7368

7368.00

7736.40

8104.80

1

No

7494

7494.00

7868.70

8243.40

Removing the 300 dia Ash water discharge header pipe from the Unit line lowering to ground, cleaning the silt, sea growth checked inside the pipe and checking the pipe inside surfaces and lifting, re-fixing the pipe in the line and providing necessary supports (at above 7 Mtr. elevation) 272

N-ASP-A-2049

Oil&AHS

273

N-ASP-A-2050

Oil& AHS

274

N-ASP-A-2051

Oil& AHS

275

N-ASP-A-2052

Oil& AHS

276

N-ASP-A-2053

Oil&AHS

277

N-ASP-A-2054

Oil&AHS

278

N-ASP-A-2055

Oil&AHS

31

TAMILNADU GENERATION AND DISTRIBUTION CORPORATION LIMITED Sl. No

CODE

279

N-ASP-A-2056

Oil&AHS

280

N-ASP-A-2057

Oil&AHS

281

N-ASP-A-2058

Oil&AHS

282

N-ASP-A-2059

Oil&AHS

283

N-ASP-A-2060

Oil&AHS

284

N-ASP-A-2061

Oil&AHS

285

N-ASP-A-2062

Oil&AHS

286

N-ASP-A-2063

Oil&AHS

287

N-ASP-A-2064

Oil&AHS

288

N-ASP-A-2065

Oil&AHS

289

N-ASP-A-2066

Oil&AHS

290

N-ASP-A-2067

Oil&AHS

291

N-ASP-A-2068

Oil&AHS

292

N-ASP-A-2069

Oil&AHS

DIVISION

DESCRIPTION OF WORK

QTY

UNIT

TOTAL AMOUNT

Charges for dismantling and overhauling of 4 Nos. cross travel wheels, cleaning replacing of wornout parts if any and reassembling, i Charges for dismantling of long travel power supply cable wheels for overhauling of all wheels and cleaning of wheels and replacing the worn out parts EOT CRANE 3 TON Capacity Charges for alignment, checking of rails and rails and correcting misalignment by removing of rails, cleaning, water level, setting adding shims, packer plates if required and clamping, of 3 ton capacity EOT crane of Ash water bay. Charges for reconditioning of brake drum and renewal of new brake lining of new brake lining materials

1

No

7494

MTPS 7494.00

TTPS 7868.70

NCTPS 8243.40

1

No

14395

14395.00

15114.75

15834.50

1

No

37933

37933.00

39829.65

41726.30

1

No

7368

7368.00

7736.40

8104.80

Charges for dismantling and overhauling 4Nos. of long travel wheels cleaning replacing of wornout parts if any. Crane Charges for dismantling and overhauling 4Nos. of cross travels wheels, cleaning, replacing of wornout parts if any. Charges for dismantling of long travel power supply cable wheels for overhauling of all wheels and cleaning of wheels and replacing the worn out parts. Relocating the dislocated chain links from idler wheels and main shaft sprocket, loosening the chain tension assembly, relocate the chain on main shaft sprocket, submersible idler wheels, Tension wheels & return side idler wheels, adjusting the chain tension and feeder put to service.

1

No

7197.5

7197.50

7557.38

7917.25

1

No

7197.5

7197.50

7557.38

7917.25

1

No

10076.5

10076.50

10580.33

11084.15

1

No

2248

2248.00

2360.40

2472.80

Renewing the worn out Chains / Padless connectors/ Bolts/ Flight bars after cutting the existing padless connectors / bolts. Cutting and removing the elongated chain links in the scrapper feeder after cutting the connector bolts and reassembling the chain links and padless connectors. Dismantling the faulty Jacky rod and assembling New rod / spare rod retrieved from standby feeder by lifting the tension wheel assembly. Dismantling the existing worn out Return side idler wheel/ Carrying side and replacing the new / reconditioned wheel Removing gear box top covers, cleaning the gear teeth, renewal of pinion shaft and topping & refilling oil. Filling the worn out portion of sprocket teeth with special welding electrode (Bronzoid) including dismantling ,refixing the drive chain and surface preparation.

10

No

2511

251.10

263.66

276.21

5

set

2511

502.20

527.31

552.42

1

No

5898

5898.00

6192.90

6487.80

1

No

3186

3186.00

3345.30

3504.60

1

No

4021

4021.00

4222.05

4423.10

1

Tooth

691

691.00

725.55

760.10

Charges for Unit-I,II&III Scrapper feeder outlet discharge by plasma cutting and welding the feeder outlet discharge sloping portion of Bottom Plates , side plates & chain cover plates , Gear box platform, by pass chutes dismantling and realignment of main drive shaft assembly , gear boxes and clinker grinder chutes and their drive units

32

RATE PER UNIT (Rs.)

TAMILNADU GENERATION AND DISTRIBUTION CORPORATION LIMITED Sl. No

CODE

QTY

UNIT

TOTAL AMOUNT

293

N-ASP-A-2070

Oil&AHS

Dismantling and checking the internals of the scrapper feeder main drive gear box and replacing the worn out spares / bearings / oil seals and assemling of spares in the gear box includes painting of gear box and transportation

1

No

9777

MTPS 9777.00

TTPS 10265.85

NCTPS 10754.70

294

N-ASP-A-2071

Oil&AHS

Dismantling and refitting of ash discharge chute from scrapper feeder and bringing it to ground floor and lifting and fitting it to the scrapper feeder after cutting the discharge length of feeder. Dismantling of bypass chute from scrapper feeder discharge chute and bringing it to ground floor and lifting and fitting it to the scrapper feeder discharge chute after cutting the discharge length of feeder

1

No

1820

1820.00

1911.00

2002.00

295

N-ASP-A-2072

Oil&AHS

1

No

1820

1820.00

1911.00

2002.00

296

N-ASP-A-2073

Oil&AHS

Pulling the clinker grinder from service position and back to service position after cutting the discharge length of feeder. Plasma cutting of scrapper feeder discharge SS plates in bottom base side, bottom cover plates, gear box platform and ladder for reducing the discharge length of feeder

1

No

1820

1820.00

1911.00

2002.00

297

N-ASP-A-2074

Oil&AHS

1

M

1439

1439.00

1510.95

1582.90

298

N-ASP-A-2075

Oil&AHS

Welding the scrapper feeder discharge S.S. plates in bottom base side, bottom cover plates, gear box platform and ladder after cutting, reducing the discharge length of feeder. Reconditioning of worn out shaft from the carrying side wheel assembly (Tension Wheel assemblies) and bearing housing, renewing the shaft , bearing housings, bearings , refitting in the wheel Reconditioning of scrapper feeder flight bars by straightening the bends and twists in the flight bars, rebuilding the worn out portion of the bar with SS 316 electrodes, grinding the bars replacement of end lugs

1

m

1820

1820.00

1911.00

2002.00

299

N-ASP-A-2076

Oil&AHS

1

No

7455

7455.00

7827.75

8200.50

300

N-ASP-A-2077

Oil&AHS

2

Nos

1982

991.00

1040.55

1090.10

301

N-ASP-A-2078

Oil&AHS

Reconditioning of Worn-out submersible idler wheel by filling metal I the worn out grooves , mounting shaft sleeve and machining to required size, thread forming and providing step in the sleeve. Dismantling the existing power packs, draining the oil, cleaning the power pack internals,removing the hood, recondition of worn out spares, reassembling and testing and commissioning

1

No

3410

3410.00

3580.50

3751.00

302

N-ASP-A-2079

Oil&AHS

a) Charge for cleaning , draining the oil , Dismantling of hood ,removing the oil pipe line connections,dismantling the entire power pack, transporting entire power pack from site to work shop.

1

No

6776

6776.00

7114.80

7453.60

303

N-ASP-A-2080

Oil&AHS

b) Charge for inspection the power pack in hydralic inspection testing machine for indentifying the defects in the power pack and checking the working pressure.

1

No

6277.5

6277.50

6591.38

6905.25

304

N-ASP-A-2081

Oil&AHS

c) Charge for dismantling the pump by removing the suction , discharge pipe line connections from the pump bed from the power pack.

1

No

2733

2733.00

2869.65

3006.30

DIVISION

DESCRIPTION OF WORK

33

RATE PER UNIT (Rs.)

TAMILNADU GENERATION AND DISTRIBUTION CORPORATION LIMITED Sl. No

CODE

QTY

UNIT

TOTAL AMOUNT

305

N-ASP-A-2082

Oil&AHS

d) Charge for dismantling and removal of entire internal parts such as , hydro motor, direction control valve, flow control valve etc. of power pack. e) Charge for complete disassembling of the damaged of pipe connections and fittings ,main oil tank ,level gauge, oil level indicator ,pressure gauge ,oil float, filter casings,rubber bellows , hydraulic valves, pressure relief valve, etc., f) Charges for complete cleaning and reassembling the hydraulic power pack for new hydraulic piping connections and fittings, main oil tank , level gauge, oil level indicator, pressure gauges, oil float , filter casings, rubbers bellows, hydraulic valves (Flow control valve, pressure relief valve, direction control valves, check valves, pressure relif valve etc) Suction and return line filters, including painting of power pack.

1

no

1391

MTPS 1391.00

TTPS 1460.55

NCTPS 1530.10

306

N-ASP-A-2083

Oil&AHS

1

No

10107

10107.00

10612.35

11117.70

307

N-ASP-A-2084

Oil&AHS

1

No

15722

15722.00

16508.10

17294.20

308

N-ASP-A-2085

Oil&AHS

g) Charges for refitting ,oil taping and commissioning of hydraulic power pack in BAH Scrapper feeder area and tuning with the desired pressure and checking operation

1

No

4626

4626.00

4857.30

5088.60

309

N-ASP-A-2086

Oil&AHS

Reconditioning of checking the internals, changing the worn out bearings, oil seals, metal filling and machining in worn out portions of shaft and key way cutting in clinker grinder gear boxes.

1

No

5247

5247.00

5509.35

5771.70

310

N-ASP-A-2087

Oil&AHS

Transporting the service and stand by scrapper feeders near by BAH area after replacement of seal trough supporting sturcture,BAH supporting structure & standing platform during overhauling works.

1

No

4000.5

4000.50

4200.53

4400.55

311

N-ASP-A-2088

Oil&AHS

Dismantling and refitting the flushing nozzles after cleaning the nozzles from debris for free flow of water around seal trough.

4

Nos

1129

282.25

296.36

310.48

312

N-ASP-A-2089

Oil&AHS

1

No

374

374.00

392.70

411.40

313

N-ASP-A-2090

Oil&AHS

1

Opn

3100

3100.00

3255.00

3410.00

314

N-ASP-A-2091

Oil&AHS

Attending water leakage in the S.S. pipelines of the quenching and refractory cooling lines of seal trough, drain line, overflow line and trench flushing line. Evacuation of settled ash and clinkers from the boiler by continuous poking and water jetting through BAH chute door and then separating the clinkers and disposing the ash in to the trench by water jetting. Disposing of collected ash continuously on both sides of BAH trench by using shovel separating the clinkers, dissolving the ash by water jetting in to the trench, making path way for slurry flow from BAH trench by agitating the settled ash and water jetting.

1

Opn

1860

1860.00

1953.00

2046.00

315

N-ASP-A-2092

Oil&AHS

Reconditioning of worn out Bottom Ash Hopper Ash discharge chute (SS) by cutting, removing of bend by using pressing equipment , assembling , welding, replacing the worn out frames at both sides for holding and refitting ,providing emergency poking door with handle in BAH discharge dhute including erection of door in the discharge chute

1

No

17178

17178.00

18036.90

18895.80

DIVISION

DESCRIPTION OF WORK

Reconditioning of ash discharge gate assembly

34

RATE PER UNIT (Rs.)

TAMILNADU GENERATION AND DISTRIBUTION CORPORATION LIMITED Sl. No

CODE

316

N-ASP-A-2093

Oil&AHS

317

N-ASP-A-2094

Oil&AHS

318

N-ASP-A-2095

Oil&AHS

319

N-ASP-A-2096

Oil&AHS

320

N-ASP-A-2097

Oil&AHS

321

N-ASP-A-2098

Oil&AHS

322

N-ASP-A-2099

Oil&AHS

323

N-ASP-A-2100

Oil&AHS

DIVISION

324

N-ASP-A-2101

Oil&AHS

325

N-ASP-A-2102

Oil&AHS

326

N-ASP-A-2103

Oil&AHS

327

N-ASP-A-2104

Oil&AHS

DESCRIPTION OF WORK

QTY

UNIT

TOTAL AMOUNT

a)Reneval of worn out deflector plate and recondition the rack and pinion,guide roller assembly and removal of bends in guide and supporting fram. b)Rectification of deflector plate by removal of dents,bendand stich welding c)Rectification of guide for ash gate by removal of dents,bendand stich welding d)Dismantling of jammed rollers,pins, bushes,serving and refitting and alignment checking. e)Dismantling of jammed rollers,pins, bushes,renewing in the rollers refitting bushes and pins

1

NO

1072

MTPS 1072.00

TTPS 1125.60

NCTPS 1179.20

1

NO

1820

1820.00

1911.00

2002.00

1

NO

2116

2116.00

2221.80

2327.60

2

NO

748

374.00

392.70

411.40

1

NO

748

748.00

785.40

822.80

f)Charges for dismantling ,cleaning overhauling,refitting of rack,pinion etc., Dismantling the hole set coupling & plummer block,removal of the Scrapper feeder main drive sprocket assembly and kept on repair floor. Transporting the new SS316L Scrapper feeder assembly complete set (Including all accessories and spares) from the store to the BAH by loading and unloading.

1

NO

6121.5

6121.50

6427.58

6733.65

1

NO

3076

3076.00

3229.80

3383.60

1

NO

7534

7534.00

7910.70

8287.40

1

MT

1293

1293.00

1357.65

1422.30

1

MT

14564

14564.00

15292.20

16020.40

1

Sq.m

2265

2265.00

2378.25

2491.50

1

No

6875

6875.00

7218.75

7562.50

BOTTOM ASH HOPPER,ESP,Air Pre Heater Hopper, Duct Hopper,Economizer Hopper Dismantling the eroded and damaged seal trough structure,BAH supporting structure & standing platform in BAH @5mtr elevation, work involves arresting , cutting ,leading and removal of eroded seal trough supporting structure as directed by the engineer in charge, including transportation, crane, winch, devoluting the retrieved platform, seal trough & BAH structural scrap. Fabrication and erection of BAH vertical supporting column & standing platform in BAH @5mtr elevation as per the standard and as directed by the engineer in charge. work involves fabrication of BAH supporting structure & standing platform to required size, leading, lifting of fabricated supporting structure, fixing and welding with BAH. Rectification of the worn out M.S. Plate inside the BAH to avoid the air ingress by cutting the portion of the plates and welding and also providing stiffener plates of 12 mm thick. Arresting the BAH structural in the vertical beam of height '5mtr' this works involves shifting, lifting, leading of fabricated temporary supports to the respective BAH supporting structure and positioning leveling in the ground ,aligning with the BAH structure, ensuring resting of BAH in the temporary supports.

35

RATE PER UNIT (Rs.)

TAMILNADU GENERATION AND DISTRIBUTION CORPORATION LIMITED Sl. No

CODE

328

N-ASP-A-2105

DIVISION Oil&AHS

329

N-ASP-A-2106

Oil&AHS

330

N-ASP-A-2107

Oil&AHS

331

N-ASP-A-2108

Oil&AHS

332

N-ASP-A-2109

Oil&AHS

333

N-ASP-A-2110

Oil&AHS

334

N-ASP-A-2111

Oil&AHS

335

N-ASP-A-2112

Oil&AHS

336

N-ASP-A-2113

Oil&AHS

337

N-ASP-A-2114

Oil&AHS

338

N-ASP-A-2115

Oil&AHS

339

N-ASP-A-2116

Oil&AHS

340

N-ASP-A-2117

Oil&AHS

DESCRIPTION OF WORK

QTY

UNIT

TOTAL AMOUNT

1

Nos

15100

MTPS 15100.00

TTPS 15855.00

NCTPS 16610.00

5

Nos

1129

225.80

237.09

248.38

Dismantling the rib supported RCC Refractory wall includes cost of disposing the debris away from the site, , lead, lift, transporting, etc., complete. Dismantling and refitting the ash discharge chute after carrying out Minor rectification work Dismantling the ash discharge gate assembly from BAH and bringing it to ground floor and assembling new / reconditioning gate assembly and fixing in its position

1

cu.m

1532

1532.00

1608.60

1685.20

1

Nos

1820

1820.00

1911.00

2002.00

1

Nos

6390

6390.00

6709.50

7029.00

Charges for dismantling of hydraulic motor hoses, pulling out scrapper feeder for overhauling works. Charges for shifting back the scrapper feeder to service position and connecting the hydro motor hose. Charges for picking clinkers from BAH slurry trench, hammering and feeding in to the ash slurry trench.

1

Nos

4572

4572.00

4800.60

5029.20

1

Nos

4572

4572.00

4800.60

5029.20

1

Opn

930

930.00

976.50

1023.00

providing scaffolding, dismantling the worn out 80 NB bend fabrication and erection of 80 NB bend Rectification of the worn out SS Plate in the seal trough to attend the trough leakages by cutting the portion of the plates and welding and also providing stifener plates of 8mm thick retrieved from stand by scrapper feeder.

1

Nos

1439

1439.00

1510.95

1582.90

1

Sq.m

1693.5

1693.50

1778.18

1862.85

1

No

3640

3640.00

3822.00

4004.00

2

No

1439

719.50

755.48

791.45

1

No

1439

1439.00

1510.95

1582.90

Cutting and removal of the corroded bottom ash hopper ash discharge gate mounting frame ( I beams) with SS liner plate 16 MM thick, surface preparation and leveling of bottom portion by grinding, fabrication of new frame of size 1700 x 1400 mm using 12mm M.S.Plate drilling of dia 24 holes 18 nos, lifting the frame marking, positioning, allignment checking with hopper bottom and then welding. 10 nos. rib supports fabrication using 12mm M.S.Plate and welding with frame and refixing the SS 316L liner plates after fabrication into the bottom of the mounting frame and welding. Supply,fabrication and drilling of 24 holes 18 Nos of SS 316L liner plate 16mm thick into the Bottom of the mounting frame in Bottom Ash Hopper. b) Chrges for marking,positioning and drilling dia 24mm size hole 18 Nos of SS 316L liner plate 16mm thick into the base frame.

CLINKER GRINDER: Reversile rollers Mn steel wit stainless steel shaft of handling capacity 21T/Hr of 35 rpm of roller dia 340 mm 75 mm pitch Dismantling of bearing housing replacing the bearings after cleaning the bearing from rust and corrosion Removing, refitting the roller gear for clinker grinder shaft. Dismantling and renewal of drive and driven sprocket.

36

RATE PER UNIT (Rs.)

TAMILNADU GENERATION AND DISTRIBUTION CORPORATION LIMITED Sl. No

CODE

341

N-ASP-A-2118

DIVISION Oil&AHS

DESCRIPTION OF WORK

Reconditioning of the fluid coupling, checking the internals, changing the worn out bearings, oil seals, 'O' rings, metal filling and machining the worn out portions in the hub and reassembling the spares.

QTY

UNIT

TOTAL AMOUNT

1

No

3676

MTPS 3676.00

TTPS 3859.80

NCTPS 4043.60

RATE PER UNIT (Rs.)

Removing the 250NB header pipe line lowering to ground,cleaning the silt,sea growth chocke inside the pipes and checking the pipe inside surface, leading, lifting, repositioning and re-fixing the pipe in the line with providing necessary support's including cost of HT bolt & nut M20x100. 342

N-ASP-A-2119

Oil&AHS

Removing the peeled off rubber by burning cleaning the corroded 250NB pipe by buffing, grinding, inside the pipe welding the pipe and rubber lining the pipe. Renewal of 250NB damaged sea water ring header line, cutting and removing the flanges from the damaged pipe & fabrication, rubber lining and erection of pipe to required length with flanges and rubber lining, required M20X100 H.T Bolt with nut included under the scope of contractor.

6

M

4655

775.83

814.63

853.42

343 344 345

N-ASP-A-2120 N-ASP-A-2121 N-ASP-A-2122

Oil&AHS Oil&AHS Oil&AHS

a. Dismantling b. Fabrication c. Cleaning & Erection Providing scaffolding, dismantling the worn out M.S.80 NB pipe lines, fabrication and erection of 80 NB pipe lines including cost of rubber lining, gasket & M16X80 bolt & nut in duct, Eco and APH hopper mixing box flushing line system.

24 24 24

m m m

6464 14170 6516

269.33 590.42 271.50

282.80 619.94 285.08

296.27 649.46 298.65

346 347

N-ASP-A-2123 N-ASP-A-2124

Oil&AHS Oil&AHS

3 3

m m

474.87 600.6

158.29 200.20

166.20 210.21

174.12 220.22

348 349 350

N-ASP-A-2125 N-ASP-A-2126 N-ASP-A-2127

Oil&AHS Oil&AHS Oil&AHS

10 10 6

m m m

2221.5 2962 5430

222.15 296.20 905.00

233.26 311.01 950.25

244.37 325.82 995.50

351 352 353

N-ASP-A-2128 N-ASP-A-2129 N-ASP-A-2130

Oil&AHS Oil&AHS Oil&AHS

a. Fabrication b.Erection Providingscaffolding ,removal of 200NB damaged BAH sea water header line and erection of new fabricated rubber lined pipe with flanges and necessary supports required M20X100 H.T Bolt with nut included under the scope of contractor. a. Dismantling b. Erection Removing the peeled off rubber by buming cleaning the corroded pipe by buffing , grinding,inside the pipe welding the pipe and rubber lining the pipe. Removing the 300NB BAH main header pipe line lowering to ground,cleaning the silt,sea growth chocke inside the pipes and checking the pipe inside surface, leading , lifting, re positioning and re fixing the pipe in the line with providing necessary support's including cost of H.T. bolt& nut M20x100. a.Dismantling b. Cleaning & Erection Cutting and removal of Top cover plates of 550 dia Mixing box , fabrication and fixing of new Top cover below the ash discharge pipe

6 6 1

M M Nos

2686.5 4344 1791

447.75 724.00 1791.00

470.14 760.20 1880.55

492.53 796.40 1970.10

354

N-ASP-A-2131

Oil&AHS

2

Nos

11679

5839.50

6131.48

6423.45

Dismantling the existing worn out Ash discharge pipe with by pass arrangement of PDFACS with expansion joints and alignment checking and erection of Pipes after completion of the Boiler hopper arrangements ASH DISCHARGE PIPE

37

TAMILNADU GENERATION AND DISTRIBUTION CORPORATION LIMITED Sl. No

CODE

355

N-ASP-A-2132

Oil&AHS

356

N-ASP-A-2133

Oil&AHS

357

N-ASP-A-2134

Oil&AHS

358

N-ASP-A-2135

Oil&AHS

359

N-ASP-A-2136

Oil&AHS

360

N-ASP-A-2137

Oil&AHS

361

N-ASP-A-2138

Oil&AHS

362

N-ASP-A-2139

Oil&AHS

363

N-ASP-A-2140

Oil&AHS

364

N-ASP-A-2141

Oil&AHS

365

N-ASP-A-2142

Oil&AHS

366

N-ASP-A-2143

Oil&AHS

367

N-ASP-A-2144

Oil&AHS

368

N-ASP-A-2145

Oil&AHS

DIVISION

DESCRIPTION OF WORK

QTY

UNIT

TOTAL AMOUNT

Fabrication of poke hole pipe 100 mm length with flanges, fixing the same ash discharge pipe and providing with dummy flanges with gaskets and fixing with M12 x30 mm bolt &nut Attending leakage in the ash discharge pipe 300 NB by providing patch plates in the ash discharge pipe and welding. Providing gaskets/ ropes in the flange joints of the ash discharge pipes 300NB gaskets/ ropes

5

Nos

1581

MTPS 316.20

TTPS 332.01

NCTPS 347.82

1

Nos

495.75

495.75

520.54

545.33

5

Nos

2258

451.60

474.18

496.76

Removal of ash choke from hoppers ash discharge pipes mixing chamber by poking and tapping.

1

Nos

3100

3100.00

3255.00

3410.00

5

Nos

1129

225.80

237.09

248.38

10

Nos

1439

143.90

151.10

158.29

10

Nos

819

81.90

86.00

90.09

1

Nos

819

819.00

859.95

900.90

1

Nos

1036.5

1036.50

1088.33

1140.15

2

Nos

661

330.50

347.03

363.55

Dismantling the existing worn out 65 NB spool piece in ash water flushing line and then cutting the 65 NB pipe to required size and welding the same with flanges , fixing in the ash waterline

2

Nos

381

190.50

200.03

209.55

Attending water leakage in the S.S. pipelines of the flush water line leading to mixing boxes Charges for dismantling and refitting of flush water branch header Pipe after removing blockings inside the pipe Remove the mixing box from ESP hopper system from its position and cleaning the settled bridged ash clinkers and reconditioning the inner portion and refixing.

1

Nos

381

381.00

400.05

419.10

4

Nos

719

179.75

188.74

197.73

1

No

1058

1058.00

1110.90

1163.80

1

Opns

7130

7130.00

7486.50

7843.00

MIXING CHAMBERS Removing & replacing the faulty M.S.sleeve pipes in mixing Boxes with S.S. pipes and cover plates. Providing 25 NB nozzle holder in hopper mixing box flushing nozzles. Charges for dismantling the flushing water piping of mixing chambers and replacing of faulty nozzles with new nozzles Rectification of top cover plate of size 550dia of mixing boxes by dismantling the existing one, cutting ,welding to required size and refixing. Dismantling the existing supporting channels for the mixing boxes fabrication and erection of new supports using angles and ‘I ’ beams drilling holes in the same for connecting the angle and beam & tightening with M16 Bolts. FLUSH WATER SYSTEM Attending the water leakage in the flush water sub header line after closing the isolation valve on both sides and providing patch plates of size 50mm x 100 mm x8mm thick.

RATE PER UNIT (Rs.)

Operation, Routine Maintenance and Breakdown Maintenance of PDFACS system and intermediate silo to 1000 MT Silos 369

N-ASP-A-2146

Oil&AHS

a) Providing operation staff in all locations of Fly Ash System such as compressor room, switchgear room, cooling tower, intermediate silo, weigh bridge.

38

TAMILNADU GENERATION AND DISTRIBUTION CORPORATION LIMITED Sl. No

CODE

QTY

UNIT

TOTAL AMOUNT

370

N-ASP-A-2147

Oil&AHS

b) Fly Ash Handling System : Attending of routine maintenance work for up keeping of the Transport air compressor house and its equipments like compressors after cooler, drier, and receivers and its connected air line and water lines up to Discharge Pumps, EOT crane.

1

OPNS

742

MTPS 742.00

TTPS 779.10

NCTPS 816.20

371

N-ASP-A-2148

Oil&AHS

c) Cleaning and maintenance of electrical equipments of compressors, driers, cooling towers

1

Opn

689

689.00

723.45

757.90

372

N-ASP-A-2149

Oil&AHS

1

Opn

969

969.00

1017.45

1065.90

373

N-ASP-A-2150

Oil&AHS

1

Opn

1272

1272.00

1335.60

1399.20

374

N-ASP-A-2151

Oil&AHS

1

Opn

1659

1659.00

1741.95

1824.90

375

N-ASP-A-2152

Oil&AHS

d) Maintenance of Switchgear, PLC room and other all equipments, motors Hoist etc. e) Maintenance of all HT/LT cables including HT power cables from Switch Gear f) Removal of ash choke in the conveying pipes lines and attending leakages in pipes, renewal of gaskets , providing patch plates from Intermediate silo to Fly ash silo. g) Renewal of damaged/ wornout internals like Shaft/Twin lobe/Bearing/ Locknut for internals in blower by decoupling the blower from motor dismandling the casing, internals and inspecting the Shaft/ Twin lobe/ Bearing/Locknut for internals in blower and replacing the wornout internals if any and reassembling the blower.

1

Opn

6552

6552.00

6879.60

7207.20

376

N-ASP-A-2153

Oil&AHS

1

No

1058

1058.00

1110.90

1163.80

377

N-ASP-A-2154

Oil&AHS

h) Renewal of damaged / broken fluidized pad in Fly ash silo. i) Intermediate silo Inspection of vent filter/bag filter chamber by manually through opening the inspection door to removing the choked bags with gauges from bag filter chamber, the removed chocked filters bring down from the bag filter chamber and cleaning the choked filters with compressed air and identifying the damaged filters and Replacing the damaged and completely choked filters with new bag filters. Reassembling the bag filters in the bag filter chamber and boxing of the inspection door for putting in to service.

1

Silo

3569

3569.00

3747.45

3925.90

378

N-ASP-A-2155

Oil&AHS

1

No

1452

1452.00

1524.60

1597.20

379

N-ASP-A-2156

Oil&AHS

j) Rectification and Replacement of Basalt bends, pipes. ASH SLURRY DISPOSAL LINE OD 406 mm Transportation of 12 meter length or less second hand or New pipes from stores to site, dismantling and erection of 2 Mtrs to 12 Mtrs length or less Cast Basalt Lined/ceramic pipes, having OD 406mm ID 336mm on R.C.C. sleepers including crane charges etc.

12

m

2764

230.33

241.85

253.37

380

N-ASP-A-2157

Oil&AHS

1

1 No

1481

1481.00

1555.05

1629.10

DIVISION

DESCRIPTION OF WORK

Providing New Sleeve Couplingin place of the damaged sleeve coupling set/sleeve in place of joints short pieces including all charges inclusive of transportation of materials from stores/damaged materials to stores etc.( MS 200mm width Sleeve coupling Complete Set)(406 mm od pipe)

39

RATE PER UNIT (Rs.)

TAMILNADU GENERATION AND DISTRIBUTION CORPORATION LIMITED Sl. No

CODE

QTY

UNIT

TOTAL AMOUNT

381

N-ASP-A-2158

Oil&AHS

Providing sleeve Joint/flangein place of damaged sleeve coupling joints/pipes by welding with TANGEDCO welding supply for joining the cast Basalt pipes(OD 406 MM) to arrest leaks and to prevent pipes damages including the cost of 200 mm width MS sleeve. (MS 200 mm width, ID 410mm, OD 430mm, Thick 10mm)

1

1 No

1762

MTPS 1762.00

TTPS 1850.10

NCTPS 1938.20

382

N-ASP-A-2159

Oil&AHS

Arresting of slurry leak at various locations by changing the damaged 'O' rings of Sleeve coupling/ end collar after lifting the pipe and supporting and dismantling the sleeve coupling joints, including all charges.(OD 420mm, ID 392mm, Thick 15mm)

1

1 No

1129

1129.00

1185.45

1241.90

383

N-ASP-A-2160

Oil&AHS

Renewal of damaged gasketsafter removing the worn out studs by locking the pipe arc cutting the bolts, cleaning the flanges surface, providing the gasket, fixing the pipe, checking the alignment of pipes and attending leak if any after charging the Ash slurry Disposal lines having OD 406mm.

1

1 No

1660

1660.00

1743.00

1826.00

384

N-ASP-A-2161

Oil&AHS

Providing Sleeve Joint/ flangein place of damaged sleeve coupling joint and fresh joints by ID : 410 mm from sleeve of size OD:430 mm, and welding with DG Welding setwherever welding supply is not available for joining the cast basalt pipes( OD 406mm) to arrest leaks and to prevent pipes’ damages.(MS 200 mm width, ID 410mm, OD 430mm, Thick 10mm)

1

1 No

1702

1702.00

1787.10

1872.20

385

N-ASP-A-2162

Oil&AHS

1

1 No

1129

1129.00

1185.45

1241.90

386

N-ASP-A-2163

Oil&AHS

Arresting of slurry leak by patch weldingthe punctured portions of the pipe with sleeve cut pieces at various locations in Ash slurry disposal lines( OD 406 mm) including all charges such as welding rod etc. Arresting of slurry leak by DG patch weldingthe punctured portions of the pipe with sleeve cut pieces at various locations welding with DG Welding set wherever welding supply is not available for joining the cast basalt pipes( OD 406mm).

1

1 No

1129

1129.00

1185.45

1241.90

387

N-ASP-A-2164

Oil&AHS

1

1 No

3038

3038.00

3189.90

3341.80

388

N-ASP-A-2165

Oil&AHS

Renewal of damaged and worn-out 90/45 degree cast basalt/ceramic /MS bend by new bend including all charges such as , Transportation/ Retrieval. Devolution of cast basalt/MS Lined pipe having OD 406 mm by transporting to work spot to NCTPS stores including all charges such as Hire charges for crane, Transportation/ retrieval etc.

8

m

1120

140.00

147.00

154.00

389

N-ASP-A-2166

Oil&AHS

Arresting the slurry leaks due to bursting of pipe with clamp(MS 500mm width & MS 300mm width)

3

1 No

662

220.67

231.70

242.73

390

N-ASP-A-2167

Oil&AHS

2

1 m³

252

126.00

132.30

138.60

391

N-ASP-A-2168

Oil&AHS

Removal of settled ashbelow the Ash slurry Disposal Line 1 to 5 Rotation of cast Basalt lined pipe (OD 406mm) by 180 degree for attending welding work on the punctured portion at the bottom side of pipe of Ash Slurry Disposal Line RECOVERY WATER LINE

24

m

2027

84.46

88.68

92.90

DIVISION

DESCRIPTION OF WORK

40

RATE PER UNIT (Rs.)

TAMILNADU GENERATION AND DISTRIBUTION CORPORATION LIMITED Sl. No

CODE

QTY

UNIT

TOTAL AMOUNT

392

N-ASP-A-2169

Oil&AHS

Transportation of 12 metre length or less second hand or New pipesfrom stores to site, dismantling and erection of 2 Mtrs to 12 Mtrs length or less Cast Basalt Lined/ceramic /MS pipes, having OD 362mm, ID 338mm on R.C.C. sleepers including crane charges,etc. Providing new sleeve coupling in place of the demaged sleeve coupling set/sleeve in place of joints short pieces including all charges inclusive of transportation of materials from stores/damaged materials to stores etc.(MS 200mm width Sleeve Coupling Complete Set) Providing sleeve Joint/flangein place of damaged sleeve coupling joints/pipes by welding with TANGEDCO welding supply for joining the MS pipe to arrest leaks and to prevent pipes damages.(OD 386mm, ID 366mm, Thick 10 mm)

12

m

2881

MTPS 240.08

TTPS 252.09

NCTPS 264.09

393

N-ASP-A-2170

Oil&AHS

1

No

1110.75

1110.75

1166.29

1221.83

394

N-ASP-A-2171

Oil&AHS

1

No

1161.6

1161.60

1219.68

1277.76

395

N-ASP-A-2172

Oil&AHS

Providing Sleeve Joint/ flange in place of damaged sleeve coupling joint and fresh joints welding with DG Welding setwherever welding supply is not available for joining the MS pipes to arrest leaks and to prevent pipes’ damages(OD 386mm, ID 366mm, Thick 10 mm)

1

No

1276.5

1276.50

1340.33

1404.15

396

N-ASP-A-2173

Oil&AHS

Arresting of Recovery water leak at various locations by changing the damagedO rings/ end coller after lifting the pipe and supporting and dismantling the sleeve coupling joints in recovery water Line having OD 356/362 mm, including all charges.( OD 392mm, ID 352mm, Thick 15mm)

1

No

903.2

903.20

948.36

993.52

397

N-ASP-A-2174

Oil&AHS

Renewal of demaged Gasketsafter removing the worn out studs by locking the pipe arc cutting the bolts, cleaning the flanges surface, providing the gasket, fixing the pipe, checking the alighnment of pipes and attending leak if any after charging the Recovery water Lines(OD 480mm, ID 364mm, PCD 425mm)

1

No

2616

2616.00

2746.80

2877.60

398

N-ASP-A-2175

Oil&AHS

1

No

844.5

844.50

886.73

928.95

399

N-ASP-A-2176

Oil&AHS

Arresting of Recovery water leak by patch weldingthe punctured portions of the pipe with sleeve cut pieces at various locations in recovery water lines( OD 356/362 mm) including all charges such as welding rod etc. Renewal of damaged and wornout cast basalt/ceramic /MS bend by new bend including all charges such as , Transportation/ Retrieval.

1

No

2054

2054.00

2156.70

2259.40

400

N-ASP-A-2177

Oil&AHS

Devolution of cast basalt/MS Lined pipe having OD 406mm, ID 336mm by transporting to work spot to NCTPS stores including all charges such as Hire charges for crane, Transportation/ retrieval etc.

2

m

280

140.00

147.00

154.00

401

N-ASP-A-2178

Oil&AHS

Attending the Recovery water leaks due to damage are dislocated gasket by packingwithspare gasket after loosening the studs etc. attending the leaks if any after charging the Recovery water line

1

No

536

536.00

562.80

589.60

DIVISION

DESCRIPTION OF WORK

41

RATE PER UNIT (Rs.)

TAMILNADU GENERATION AND DISTRIBUTION CORPORATION LIMITED Sl. No

CODE

402

N-ASP-A-2179

Oil&AHS

403

N-ASP-A-2180

Oil&AHS

404

N-ASP-A-2181

Oil&AHS

405

N-ASP-A-2182

Oil&AHS

406

N-ASP-A-2183

Oil&AHS

407

N-ASP-A-2184

Oil&AHS

408

N-ASP-A-2185

Oil&AHS

409

N-ASP-A-2186

Oil&AHS

410

N-ASP-A-2187

Oil&AHS

411

N-ASP-A-2188

Oil&AHS

412

N-ASP-A-2189

Oil&AHS

413

N-ASP-A-2190

Oil&AHS

414

N-ASP-A-2191

Oil&AHS

415

N-ASP-A-2192

Oil&AHS

416

N-ASP-A-2193

Oil&AHS

417

N-ASP-A-2194

Oil&AHS

418

N-ASP-A-2195

Oil&AHS

419

N-ASP-A-2196

Oil&AHS

420

N-ASP-A-2197

Oil&AHS

421

N-ASP-A-2198

Oil&AHS

422

N-ASP-A-2199

Oil&AHS

DIVISION

DESCRIPTION OF WORK

QTY

UNIT

TOTAL AMOUNT

Arresting the Recovery water leaks due to bursting of pipe with clamp attending the leak if any, after charging the recovery water line(MS 500mm width & MS 300mm width) Arresting the Gland Leaks by changing the damaged Gland rope in Recovery water pump. Dismantling of motor, motor, stool, motor coupling etc., of the recovery water pump. Dismantling of Pump coupling, Ratchet cover, ratchet Housing, thrust bearing etc., from Recovery water pump. Dismantling of discharge head shaft after removing thrust bearing housing, clamping plate, shaft sleeve, split gland, distant sleeve, stuffing box housing, throdon bearing etc., Dismantling the column pipe and transmission shaft after dismantling and removal of split ring, muff coupling etc., Dismantling of impeller shaft, pump unit including impellers 4 Nos. after removing the Taper pipe, shaft sleeve etc., Checking of Bearing, bush bearing, wear rings, impellers, shafts for bend. Cleaning of all parts, painting of bowl, column pipe. Removing of sleeves from the intermediate shaft, Head shaft, impeller shaft. Assembling of New sleeves to the intermediate shaft, Head shaft, impellers shaft. Assembling of (New/existing) impellers 4 Nos. bowls sleeves, bush bearings, strainers etc., after thoroughly cleaning the same.

3

No

662

MTPS 220.67

TTPS 231.70

NCTPS 242.73

1

No

748.5

748.50

785.93

823.35

1

Opn

2493

2493.00

2617.65

2742.30

1

Opn

2141

2141.00

2248.05

2355.10

1

Opn

5352.5

5352.50

5620.13

5887.75

1

Opn

2493

2493.00

2617.65

2742.30

1

Opn

7392

7392.00

7761.60

8131.20

1

Opn

11956

11956.00

12553.80

13151.60

1

Opn

11550

11550.00

12127.50

12705.00

1

Opn

8145

8145.00

8552.25

8959.50

1

Opn

5748

5748.00

6035.40

6322.80

1

Opn

9025

9025.00

9476.25

9927.50

Providing clamps for the rising pipe, protection pipe and line shaft, erection of pump unit, tightening of fasteners. Providing clamps and erection of column unit, tightening of fasteners. Providing clamps and erection of distance head, tightening of fasteners including painting the discharge head by 1 coat of enamel grey. Assembling of (New/existing) head shaft, stuffing box, Bearing housing, bearing. Leveling of pump, checking of float and fixing of float. Assembling of (New/existing) coupling. Erection motor stool and motor & tightening of fasteners including painting of motor stool by 1 coat of enamel grey paint. Commissioning of pump including connection of suction and discharge pipes placing of motor and supply cable terminations, coupling of motor and pump and alignment of motor and pump and upto trial run of pump .

1

Opn

5612.5

5612.50

5893.13

6173.75

1

Opn

4640

4640.00

4872.00

5104.00

1

Opn

4640

4640.00

4872.00

5104.00

1

Opn

11624

11624.00

12205.20

12786.40

1

Opn

2960

2960.00

3108.00

3256.00

1

Opn

1480

1480.00

1554.00

1628.00

1

Opn

5044

5044.00

5296.20

5548.40

1

Opn

7500

7500.00

7875.00

8250.00

Transportation of required pump spares from stores to Recovery water pump house and transportation of scraps from Recovery water pump house to stores for devolution.

1

Opn

1983

1983.00

2082.15

2181.30

42

RATE PER UNIT (Rs.)

TAMILNADU GENERATION AND DISTRIBUTION CORPORATION LIMITED Sl. No

CODE

QTY

UNIT

TOTAL AMOUNT

423

N-ASP-A-2200

Oil&AHS

Charges for Cut and remove the damaged bell mouth and suction side distance piece from the suction pipe of ash water pumps and reconditioning the bell mouths and Renewal / Reconditioning of distance piece re-assembling in the suction pipe of AWP

1

No

6544

MTPS 6544.00

TTPS 6871.20

NCTPS 7198.40

424

N-ASP-A-2201

Oil&AHS

Charges for Cut and remove the damaged bell mouth and suction side distance piece from the 250 dia suction pipe of Flush water pump and reconditioning the bell mouth. Renewal / Reconditioning of distance piece re-assembling in the suction pipe of FWP Removing the suction and discharge pipe of Sump Transfer Pump and decoupling the pump from the renewal of internal parts like wear rings/impeller/sleeve/oil seal etc.., reassembling the pump and refixing in the suction and discharge pipe and aligning the pump with motor & coupled with motor.

1

No

7306

7306.00

7671.30

8036.60

425

N-ASP-A-2202

Oil&AHS

1

No

14612

14612.00

15342.60

16073.20

426

N-ASP-A-2203

Oil&AHS

Charges for dismantling the 250 dia Foot valve (suction side) from sump transfer pump suction line and lifted from (-3 mtr) elevation inside the slurry sump) and dismantling the internals, overhauling of valve assembling the valve and position in line

1

No

8688

8688.00

9122.40

9556.80

427

N-ASP-A-2204

Oil&AHS

1

No

16080

16080.00

16884.00

17688.00

428

N-ASP-A-2205

Oil&AHS

Removing the suction and delivery flange, Removing the pump and bed and renewing the damaged foundation bolt and grouting RCC and refixing the pump bed. Positioning the pump bed and checking water level and spirit level and put back the pump above the bed and refixing the suction & delivery flange for Ash Slurry Disposal Pump. (pump capacity 930m3/hr)] Removing the suction & discharge pipe, Removing the pump and motor from bed and Removing the bed from foundation renewing the damaged foundation bolt and grouting RCC and refixing the pump bed. Positioning the pump bed and checking water level and spirit level and put back the pump and motor above the bed and refixing the suction & discharge pipe and checking alignment of Sealing water pump. [pump model MHA 80 X 100 (11Stages)]

1

No

15276

15276.00

16039.80

16803.60

429

N-ASP-A-2206

Oil&AHS

Removing the suction & discharge pipe, Removing the pump and motor from bed and Removing the bed from foundation and renewing the damaged foundation bolt and grouting RCC and refixing the pump bed. Positioning the pump bed and checking water level and spirit level and put back the pump and motor above the bed and refixing the suction & discharge pipe and checking alignment of Ash Water Pump / Flush water pump [pump model 6UP 4FL / 8UPH 5(M)]

1

No

15276

15276.00

16039.80

16803.60

DIVISION

DESCRIPTION OF WORK

43

RATE PER UNIT (Rs.)

TAMILNADU GENERATION AND DISTRIBUTION CORPORATION LIMITED Sl. No

CODE

QTY

UNIT

TOTAL AMOUNT

430

N-ASP-A-2207

Oil&AHS

Cleaning the outer casing, metal filling in the worn out portion at Suction side cover, Bracket side cover seating area. Machining the Suction side cover, Bracket side cover seating area to required size, cut the worn out portion of discharge side pipe and flange. Cut a new pipe to required size and weld with flange and weld with outer casing cleaning the bolt hole thread and tapping the thread

1

No

33430

MTPS 33430.00

TTPS 35101.50

NCTPS 36773.00

431

N-ASP-A-2208

Oil&AHS

charges for cleaning the Bracket side cover and metal filling the worn out portion of outer casing, gland housing , Bracket side wear plate seating area of Bracket side cover and grinding ,cleaning the “O” ring seating area of the Bracket side cover & taking ‘U’ groove .

1

No

19815

19815.00

20805.75

21796.50

432

N-ASP-A-2209

Oil&AHS

1

No

5285

5285.00

5549.25

5813.50

433

N-ASP-A-2210

Oil&AHS

1

No

8834

8834.00

9275.70

9717.40

434

N-ASP-A-2211

Oil&AHS

Charges for reconditioning of Diffuser with Guide vane for 11 stage seal water pump metal filling in the worn out area of Diffuser with Guide vaneand machining and grinding. Charges for reconditioning of stage casing for 11 stage seal water pump metal filling in the worn out area of stage casing and machining and grinding. Charges for fabrication and erection of Trash Screen for Ash slurry Sump of ash handling pump house

1

No

45954

45954.00

48251.70

50549.40

435

N-ASP-A-2212

Oil&AHS

6

mtr

12537

2089.50

2193.98

2298.45

436

N-ASP-A-2213

Oil&AHS

Charges for dismantling the damaged 350 dia pipe and erection of new 350NB pipe and providing necessary supports of ash handling pump house Charges for dismantling the damaged 350 dia bend / Tee and erection of new 350NB bend / Tee and providing necessary supports and clamping arrangements

1

No

2143

2143.00

2250.15

2357.30

437

N-ASP-A-2214

Oil&AHS

Charges for Erection of 200 dia MS Rubber lined pipes for flushing system in ash slurry trench and providing necessary supports and clamping arrangements

6

mtr

5019

836.50

878.33

920.15

438

N-ASP-A-2215

Oil&AHS

Charges for dismantling the damaged 200 dia bend / Tee and erection of new 200NB bend / Tee and providing necessary supports and clamping arrangements

1

No

1791

1791.00

1880.55

1970.10

439

N-ASP-A-2216

Oil&AHS

Charges for removing the damaged blower and bed renewing the damaged foundation bolts and grouting RCC and fixing the new bed positioning the blower and checking the water level and put back the blower above the bed and commisioning the blower

1

No

36842

36842.00

38684.10

40526.20

440

N-ASP-A-2217

Oil&AHS

Charges for cut and removed the wornout punctured cast basalt pipe and provided the fabricated SS distance piece of required length in ash slurry disposal line 406 OD welding with flanges and fixed and providing necessary supports and clamping arrangements

1

No

5586

5586.00

5865.30

6144.60

441

N-ASP-A-2218

Oil&AHS

1

No

27984

27984.00

29383.20

30782.40

442

N-ASP-A-2219

Oil&AHS

1

No

20058

20058.00

21060.90

22063.80

443

N-ASP-A-2220

Oil&AHS

Charges for Erection of SS 316 slurry trench gate body and providing necessary supports, Charges forErection of SS 316 slurry trench gate wall mounting plate in the ash slurry trench Charges for Erection of SS 316 slurry trench gate body

1

No

34835

34835.00

36576.75

38318.50

DIVISION

DESCRIPTION OF WORK

44

RATE PER UNIT (Rs.)

TAMILNADU GENERATION AND DISTRIBUTION CORPORATION LIMITED Sl. No

CODE

QTY

UNIT

TOTAL AMOUNT

444

N-ASP-A-2221

Oil&AHS

Charges for Erection of SS 316 slurry trench gate seat and guide Charges for Erection Cost of SS 316 slurry trench gate seal Charges forErection Cost of SS 316 slurry trench gate gland Charges for Erection of SS 316 slurry trench gate top support / Yoke plate Charges for Erection of EN 8 Rack 2 nos For slurry trench gate

1

No

20901

MTPS 20901.00

TTPS 21946.05

NCTPS 22991.10

445

N-ASP-A-2222

Oil&AHS

1

No

15699

15699.00

16483.95

17268.90

446

N-ASP-A-2223

Oil&AHS

1

No

27868

27868.00

29261.40

30654.80

447

N-ASP-A-2224

Oil&AHS

1

No

46102

46102.00

48407.10

50712.20

448

N-ASP-A-2225

Oil&AHS

1

set

35544

35544.00

37321.20

39098.40

449

N-ASP-A-2226

Oil&AHS

Charges for Erection of EN 8 Pinion 2 nos For slurry trench gate

1

set

14810

14810.00

15550.50

16291.00

450

N-ASP-A-2227

Oil&AHS

1

No

5838

5838.00

6129.90

6421.80

451

N-CA-A-2001

CA

Charges for Erection of SS 316 bearing pinion support for slurry trench gate COMMON AUXILLARY 1050 KW BHEL Cooling water motor - Tilting the motor to horizontal position and removal of half coupling by pre heating process removal of end shields, separating the rotor from its stator using jack arrangements, cleaning of bearing & inspection, cleaning of stator winding cooling tubes and tightening of loose wedges, if any, inspection of rotor bars and end rings and varnishing etc.

1

No.

17160

17160.00

18018.00

18876.00

452

N-CA-A-2002

CA

Dismantling of drive end bearing by using hot oil bath, if necessary, checking the new bearing, heating the bearing by using hot oil bath and inserting it on the shaft. (Necessary bearing will be supplied by the TANGEDCO Ltd.)

1

No.

1571

1571.00

1649.55

1728.10

453

N-CA-A-2003

CA

1

No.

1571

1571.00

1649.55

1728.10

454

N-CA-A-2004

CA

1

No.

4752

4752.00

4989.60

5227.20

455

N-CA-A-2005

CA

Dismantling of non-drive end bearing by using hot oil bath, if necessary, checking the new bearing, heating the bearing by using hot oil bath and inserting it on the shaft. (Necessary bearing will be supplied by the TANGEDCO Ltd.) Making new labyrinth. cooling water motor Machining the wornout/damaged labyrinth area, weld metalizing the shaft and finish machining the rotor shaft, to the original dimension.

1

No.

15190

15190.00

15949.50

16709.00

456

N-CA-A-2006

CA

Sleeving the NDE bearing housing to suit the OD of new bearing.

1

No.

17250

17250.00

18112.50

18975.00

457

N-CA-A-2007

CA

1

No.

13896

13896.00

14590.80

15285.60

458

N-CA-A-2008

CA

Sleeving the DE bearing housing to suit the OD of new bearing. Machining out the top bearing housing wornout/damaged/broken seal, providing new metal seal and machining the groove to suit the labyrinth.

1

No.

11970

11970.00

12568.50

13167.00

459

N-CA-A-2009

CA

1

No.

15255

15255.00

16017.75

16780.50

460

N-CA-A-2010

CA

1

No.

2084

2084.00

2188.20

2292.40

461 462 463 464 465 466 467 468

N-CA-A-2011 N-CA-A-2012 N-CA-A-2013 N-CA-A-2014 N-CA-A-2015 N-CA-A-2016 N-CA-A-2017 N-CA-A-2018

CA CA CA CA CA CA CA CA

Assembling the stator and rotor and assembling of half coupling, lifting to vertical position, painting and transporting the assembled motor to Cooling Water Pump House repair bay. Dismantling of motor fan cover, removal of damaged metal mesh by gas cutting and welding with fresh metal mesh, painting and assembling of fan cover. Charges for welding of MS pipe joint for the following sizes 300 NB 250 NB 200 NB 150 NB 125 NB 100 NB 50 NB 25 NB

20 20 20 20 20 20 20 20

joints joints joints joints joints joints joints joints

18810 17410 16010 12808 11207 8705 6964 5284

940.50 870.50 800.50 640.40 560.35 435.25 348.20 264.20

987.53 914.03 840.53 672.42 588.37 457.01 365.61 277.41

1034.55 957.55 880.55 704.44 616.39 478.78 383.02 290.62

DIVISION

DESCRIPTION OF WORK

45

RATE PER UNIT (Rs.)

TAMILNADU GENERATION AND DISTRIBUTION CORPORATION LIMITED Sl. No

CODE

DIVISION

469

N-CA-A-2019

CA

470

N-CA-A-2020

CA

471

N-CA-A-2021

CA

472

N-CA-A-2022

CA

DESCRIPTION OF WORK

QTY

UNIT

TOTAL AMOUNT

25

sq.m

1942

MTPS 77.68

TTPS 81.56

NCTPS 85.45

1

No

12312

12312.00

12927.60

13543.20

1

No.

1760

1760.00

1848.00

1936.00

1

No.

1240

1240.00

1302.00

1364.00

I)Charges for dismantling of flexible coupling, pump taper coupling, bearing housing with all inernals, mounting plate, motor stool and stuffing box. II)Charges for dismantling of bush sealing, drive shaft spiders, deflector, imtermadiate shaft, enclosing pipe, muff coupling, pump shaft, taper cover, pump casing, bell mouth, liner, impeller and cover lock nut.. III) Cleaning the pump parts such as impeller, pump casing, taper cover, intermediate shaft, muff coupling, enclosing pipe, deflector, drive shaft and bush sealing.

1

No

8103

8103.00

8508.15

8913.30

1

No

22416

22416.00

23536.80

24657.60

1

No

5112

5112.00

5367.60

5623.20

Charges for the spark testing the rubber lined ION exchange column to find the worn out rubber lined area, which involves, transporting, fixing and commissioning of the spark testing Machine, conducting test, dismantling the m/c after completion of the work. RWPH OPERATION - CAD – RWPH – Attending to preventive and breakdown maintenance works in RWPH such as welding, painting, overhauling of pumps etc., for the period of 6 months from the date of taken over of site. Charges for renewal of worn out / damaged bed, by breaking & removing the damaged bed grouting & worn out bed frame, fabricating new bed frame of SWP/RWP and fixing the same in position, providing new grouting Charges for erection of pipe support for various pipelines of Service water pumps, Raw water pumps and RO reject water pump by dismantling the worn out support, chipping, grouting and erecting new support (Material will be supplied by board at free of cost) Charges for engaging diver for arresting the suction side tapping of Service water pump, inside the Raw water reservoir tank

RATE PER UNIT (Rs.)

Charges for removal of flexible coupling, taper coupling, bearing housing with all internals, stuffing box, lube water line and air vent line, dismantling of bush sealing, drive shaft spider, deflector intermediate shaft, enclosing pipes, muff coupling, pump shaft taper cover, pump casing, impeller and cone lock nut, cleaning of all pump parts and all bolts & nuts and reassembling the pump by reversing the above process and recommissioning the pump after aligning the pump and motor.(Pump capacity:16500 m3/hr) 473

N-CA-A-2023

CA

474

N-CA-A-2024

CA

475

N-CA-A-2025

CA

476

N-CA-A-2026

CA

IV)Charges for assembling the pump shaft, pump casing, taper cover, intermediate shafts, muff coupling, enclosing pipes, deflector, drive shaft and bush sealing.

1

No

25464

25464.00

26737.20

28010.40

477

N-CA-A-2027

CA

V) Charges for assembling the gland bowl, motor stool, mounting plate, bearing housing with all internals, collor, pump lock nut, taper coupling, lub water lines, etc…,

1

No

10804

10804.00

11344.20

11884.40

46

TAMILNADU GENERATION AND DISTRIBUTION CORPORATION LIMITED Sl. No

CODE

DIVISION

DESCRIPTION OF WORK

QTY

UNIT

TOTAL AMOUNT

RATE PER UNIT (Rs.) MTPS

TTPS

NCTPS

Charges for removal of spool piece, delivery branch restraint support from delivery branches, intermediate pipe supports 1,2 & 3, bottom column pipe and bell mouth and cleaning of all flange spigots and holes aligning and assembling of pipe intermediate support 1,2 & 3, delivery top support pipes and reerection of restraint support with delivery branch.(Dia.:1600 mm) 478

N-CA-A-2028

CA

I)Charges for removal of spool piece,from delivery branch by loosening of studs II)Charges for removal of restraint support from delivery branch by loosening the studs and nuts and removal of pipes top support from base plate by loosening the stud and gas cutting if required and shifted to repair bay.

1

No

5246

5246.00

5508.30

5770.60

479

N-CA-A-2029

CA

1

No

10780

10780.00

11319.00

11858.00

480

N-CA-A-2030

CA

III)Charges for removal of delivery branch from intermediate pipe support no.3 and pipe supports 1,2 & 3, pipe bottom support, bell mouth, by releasing of all studs, nuts and cutting, if necessary.

1

No

20984

20984.00

22033.20

23082.40

481

N-CA-A-2031

CA

1

No

9264

9264.00

9727.20

10190.40

482

N-CA-A-2032

CA

IV)Charges for cleaning of all flange spigots and holes for the replacement of new gaskets in the flange V)Charges for aligning and assembling of bell mouth, pipe bottom supports, intermediate support 1, 2 by tightening of studs, nuts and with new gaskets

1

No

17052

17052.00

17904.60

18757.20

483

N-CA-A-2033

CA

VI)Aligning and assembling the branch delivery with intermediate support, aligning and assembling the pipe top support with branch delivery and reerection of restraint support with delivery branch, aligning and assembling of all studs, nuts with new gaskets.

1

No

28420

28420.00

29841.00

31262.00

I)Charges for lifting, leading, lowering the stop log gate for arresting the water in the suction fore bay. II)Charges for lifting, leading, lowering, cleaning the trash rack and trash screen in the suction fore bay. III)Charges for lowering the dewatering pump in the suction forebay, dewatering slurry, cleaning and lifting the slurry pumps.

1

No

1192

1192.00

1251.60

1311.20

1

No

9780

9780.00

10269.00

10758.00

1

No

20559

20559.00

21586.95

22614.90

IV)Charges for alignment checking in TWS, CWP bell mouth tightness checking and cleaning and TWS cover painting.

1

No

22722

22722.00

23858.10

24994.20

1

No

5280

5280.00

5544.00

5808.00

Charges for lifting, leading and lowering the stop log gate, arresting the water (upto - 11 m) lifting the trash rack, cleaning the debris and lowering the slurry pump, dewatering and cleaning the slurry and lifting the pump from suction bay; TWS alignment checking, lowering the trash rack in the suction bay, checking the bell mouth, releasing the stop log gate and painting the TWS cover. (old work) 484

N-CA-A-2034

CA

485

N-CA-A-2035

CA

486

N-CA-A-2036

CA

487

N-CA-A-2037

CA

488

N-CA-A-2038

CA

Charges for removal and renewal of damaged foot sprocket with integral tooth and support angles. (old work) A) Charges for Cutting

47

TAMILNADU GENERATION AND DISTRIBUTION CORPORATION LIMITED Sl. No

CODE

DIVISION

489

N-CA-A-2039

CA

490

N-CA-A-2040

CA

491

N-CA-A-2041

CA

492

N-CA-A-2042

CA

493

N-CA-A-2043

CA

494

N-CA-A-2044

CA

495

N-CA-A-2045

CA

496

N-CA-A-2046

CA

497

N-CA-A-2047

CA

498

N-CA-A-2048

CA

499

N-CA-A-2049

CA

500

N-CA-A-2050

CA

DESCRIPTION OF WORK

QTY

UNIT

TOTAL AMOUNT

B) Charges for Lifting of foot shaft from -11 mtr to 0 mtr. C) Charges for removing of wheels and plummer block from shaft.

1

No

13818

MTPS 13818.00

TTPS 14508.90

NCTPS 15199.80

1

No

5044

5044.00

5296.20

5548.40

D) Charges for assembling of wheels and plummer block with foot shaft. E) Charges for lifting and shifting the foot shaft from 0 mtr to -11 mtr. F) Charges for Welding of guides.

1

No

4282

4282.00

4496.10

4710.20

1

No

13818

13818.00

14508.90

15199.80

1

No

3520

3520.00

3696.00

3872.00

G) Charges for Maintaining water level, cutting the SS links plates 8 nos. both foot shaft side and head machining and removal of head mounting. H) Charges for removal of baskets with link plate from suction tunnel and dismantling of baskets, check plates, link plates, nylon roller, bushes, spacers etc…,

1

No

8577

8577.00

9005.85

9434.70

1

No

11436

11436.00

12007.80

12579.60

I) Charges for Maintaining water level, providing platform at - 11 mr, supporting of foot shaft and sprocket assembly, cutting the existing damaged SS angle and surface finish by grinding. J) Charges for Fixing the new SS 316 supporting angle with channels at -11 mtr. by welding its new foot shaft and sprockets were in aligned condition. K) Charges for Connecting of link plates and fixing both head shaft and foot shaft, sprockets and assembling of all baskets, check plates, with link plates and checking and commissioning. Charges for overhauling of lub. water pump by decoupling the pump; removal of pump assembly disconnecting the suction and discharge lines; removal of pump casing from bed; dismantling the shaft with sleeve, bearing with catridge, impeller, renewal of bearings, oil seals, assembling the pump parts and pump casing and fixing with bed, aligning, coupling the pump, connecting the suction and discharge lines and commissioning. (old work)

1

No

7356

7356.00

7723.80

8091.60

1

No

4080

4080.00

4284.00

4488.00

1

No

6594

6594.00

6923.70

7253.40

I) Decouling the pump, removal of pump assembly from the bed and pump casing, disconnecting the suction and discharge lines and removal of pump casing from the bed. Dismantling the pump assembly such as bearing catridge with bearing, shaft with sleeve, impeller, gland, etc..., II) Removal of wornout parts such as sleeve, wear ring, shaft, key, bearings, oil seals and checking the run out of the shaft, impeller, assembling pump parts and pump casing and fixing with bed, aligning, coupling the pump, connecting the suction and discharge lines.

1

No

2960

2960.00

3108.00

3256.00

1

No

5754

5754.00

6041.70

6329.40

48

RATE PER UNIT (Rs.)

TAMILNADU GENERATION AND DISTRIBUTION CORPORATION LIMITED Sl. No

CODE

DIVISION

DESCRIPTION OF WORK

QTY

UNIT

TOTAL AMOUNT

RATE PER UNIT (Rs.) MTPS

TTPS

NCTPS

Charges for overhauling of lub. water booster pump/ CHLORINE PUMP by decoupling the pump; removal of pump assembly, disconnecting the suction and discharge lines; removal of pump casing from bed; dismantling the shaft with sleeve, bearing with catridge, impeller, renewal of bearings, oil seals, assembling the pump parts and pump casing and fixing with bed, aligning, coupling the pump, connecting the suction and discharge lines and commissioning. (old work) 501

N-CA-A-2051

CA

502

N-CA-A-2052

CA

I) Decouling the pump, removal of pump assembly from the bed and pump casing, disconnecting the suction and discharge lines and removal of pump casing from the bed. Dismantling the pump assembly such as bearing catridge with bearing, shaft with sleeve, impeller, gland, etc..., II) Removal of wornout parts such as sleeve, wear ring, shaft, key, bearings, oil seals and checking the run out of the shaft, impeller, assembling pump parts and pump casing and fixing with bed, aligning, coupling the pump, connecting the suction and discharge lines.

1

No

4396

4396.00

4615.80

4835.60

1

No

4914

4914.00

5159.70

5405.40

I) Decouling the pump, removal of pump assembly from the bed and pump casing, disconnecting the suction and discharge lines and removal of pump casing from the bed. Dismantling the pump assembly such as bearing catridge with bearing, shaft with sleeve, impeller, gland, etc..., II) Removal of wornout parts such as sleeve, wear ring, shaft, key, bearings, oil seals and checking the run out of the shaft, impeller, assembling pump parts and pump casing and fixing with bed, aligning, coupling the pump, connecting the suction and discharge lines.

1

No

5280

5280.00

5544.00

5808.00

1

No.

7672

7672.00

8055.60

8439.20

Charges for air blasting and cleaning of heavy marine growth in the stop log gate lowering side wall grooves, by using air compressor and cleaning the entrapped heavy silt accumlation in order to facilitate free operation of stop log gate within grooves, in the fore bay of a CWP.

1

No.

2790

2790.00

2929.50

3069.00

Charges for overhauling of TWS pump, by decoupling the pump; removal of pump assembly, disconnecting the suction and discharge lines; removal of pump casing from bed; dismantling the shaft with sleeve, bearing with catridge, impeller, renewal of bearings, oil seals, assembling the pump parts and pump casing and fixing with bed, aligning, coupling the pump, connecting the suction and discharge lines and commissioning. 503

N-CA-A-2053

CA

504

N-CA-A-2054

CA

505

N-CA-A-2055

CA

49

TAMILNADU GENERATION AND DISTRIBUTION CORPORATION LIMITED Sl. No

CODE

DIVISION

506

N-CA-A-2056

CA

507

N-CA-A-2057

508

DESCRIPTION OF WORK

QTY

UNIT

TOTAL AMOUNT

Charges for rectification of Trash rack by cutting the worn out / deteriorated Trash Rack Frame at upstream of TWS and strengthening the above trash rack frame, by using MS materials including cost of MS welding rods, cutting gas, consumables and hire charges for T & Ps, in any one of the Trash Rack Assembly of a CWP. (Required MS materials will be supplied by TANGEDCO Ltd.)

1

No.

4266

MTPS 4266.00

TTPS 4479.30

NCTPS 4692.60

CA

Charges for lifting the trash screen from fore bay for cleaning and rectification in the Trash screen and renewing the damaged part of Nylon Screen rope suitably, by using SS materials and spare nylon rope of same size, after rectification lowering the trash screen in fore bay including cost of SS welding electrodes, cutting electrodes, Nylon rope, consumables and hire charges for T & Ps, in any one of the Trash Screen Assembly of a CWP (Required SS materials will be supplied by TANGEDCO Ltd. Required other consumables such as, SS and Cutting electrodes, Nylon rope are under Contractor's Scope of supply to the actual requirement)

1

No.

1452

1452.00

1524.60

1597.20

N-CA-A-2058

CA

1

No.

9680

9680.00

10164.00

10648.00

509

N-CA-A-2059

CA

Charges for lifting, leading and lowering the trash rack to repair bay, cleaning the trash rack, lifting, leading and lowering the trash rack in fore bay of a CWP. Charges for renewal / replacement of 1 No. of new / old released discharge line spool piece assembly with bellow either on BFV side / delivery branch side in CWP by supporting, dismantling & removal of bolts & nuts; cleaning the matching surfaces and holes; aligning, reassembling of new/old rectified spare(s) on BFV side and tightening of all bolts and nuts.

1

No.

62892

62892.00

66036.60

69181.20

510

N-CA-A-2060

CA

Charges per set for Cleaning and removing floating materials and burnacles from the vertical (trash rack) screen by lifting the set of screens and removing the top screen and again lifting the bottom screen, cleaning the screens thoroughly using chain blocks and pulleys and re-erecting screens one by one including cost of all Charges, lead, lift, disposal of removed materials as directed by the Engineer at site.

1

opn

1350

1350.00

1417.50

1485.00

50

RATE PER UNIT (Rs.)

TAMILNADU GENERATION AND DISTRIBUTION CORPORATION LIMITED Sl. No

CODE

DIVISION

511

N-CHP-A-2001

CHP

512

N-CHP-A-2002

CHP

513

N-CHP-A-2003

514

515

DESCRIPTION OF WORK

QTY

COAL HANDLING PALNT Shunting operation of railway wagon for placing the empty rakes at Wagon Loader I or II track and reshunting of wagon after completion of loading for weighment and back shunting for correction of coal weighment if any releasing the loaded wagon to despatch track, involving the works inspection of empty Railway wagon at empty reception track checking and attending side door opening, damages if any, positioning & tightening the door by binding wire, segregation of sick boxes, releasing of air in empty wagon boxes for break releasing and proper pointing operation .Including consumables and T&Ps. ( Note : Shunting loco along with shunter hired from railways will be under TANGEDCO scope)

UNIT

TOTAL AMOUNT

RATE PER UNIT (Rs.) MTPS

TTPS

NCTPS

1

day

10281.6

10281.60

10795.68

11309.76

Charges for reconditioning of damages/worn out head portion in the tongue rail of size (1 x8½”)/(1x12”) work involves, surface preparation by buffing, polishing, heating and cooling of rail to required temp, metal filling through welding with special electrode, cooling and grinding to required angle as original. Including T & P and consumables.

1

No

14890

14890.00

15634.50

16379.00

CHP

Charges for reconditioning of damages/worn out portion in the fabricated crossing of size (1 x8½”)/(1x12”) work involves, surface preparation by buffing, polishing, heating and cooling of rail to required temp, metal filling through welding with special electrode, cooling and grinding to required angle as original. Including T & P and consumables.

1

No

23824

23824.00

25015.20

26206.40

N-CHP-A-2004

CHP

1

Opn

3066

3066.00

3219.30

3372.60

N-CHP-A-2005

CHP

Charges for fabrication of check rail assembly supporting running rail by drilling of holes (5/7 nos per assembly running rail) and assembling with check rail including supply and assembly of check rail block with fitting etc, testing and commissioning. Charges for replacing the worn out/damaged point box with new one at various points in NCTPS/AIP siding track and devolute the released one to store including cost of BG hand operated spring loaded point box with steel handle and tie rod assembly as per drg.No.T 3048.

1

No

1143

1143.00

1200.15

1257.30

51

TAMILNADU GENERATION AND DISTRIBUTION CORPORATION LIMITED Sl. No

CODE

DIVISION

516

N-CHP-A-2006

CHP

517

N-CHP-A-2007

CHP

518

N-CHP-A-2008

CHP

519

N-CHP-A-2009

CHP

520

N-CHP-A-2010

CHP

521

N-CHP-A-2011

CHP

522

N-CHP-A-2012

CHP

523

N-CHP-A-2013

CHP

524

N-CHP-A-2014

CHP

525

N-CHP-A-2015

CHP

DESCRIPTION OF WORK

QTY

UNIT

TOTAL AMOUNT

Charges for removing the existing Fixed/ Festoon Type return idler of size 152.4 dia x 1280, 152.4 dia x 1100, 152.4 dia x 1000 and 152.4 dia x 900mm long from the stand, transporting the new idler from pocket store to conveyors assembling new idlers. 1 SET CONSISTS OF 3 IDELER

5

Sets

2290

MTPS 458.00

TTPS 480.90

NCTPS 503.80

Charges for removing the damaged carrying/ return/ self aligning / impact idler frames and fixing new idler frames in the conveyor structure by positioning and erecting the same in an appropriate place. Charges for lifting of Counter Weight, arresting of Steel cord belt and removing the damaged 2000mm belt from the conveyor, rolling in the drums, binding and devolution to stores. Including removal of Idlers with frames and T& P hire charges and consumables.(For replacement of belt) Charges for lifting of Counter Weight, arresting of Steel cord belt and removing the damaged 1600mm belt from the conveyor, rolling in the drums, binding and devolution to stores. Including removal of Idlers with frames and T& P hire charges and consumables.(For replacement of belt) Charges for lifting of counter weight, arresting of belt and removing the wornout/ damaged 1600mm width Nylon Cord/ EP Conveyor Belt from the existing conveyor, rolling in the drum, binding and devolution to stores including removal of idlers with frames and T & P's hire charges and consumables. Charges for laying of new/reconditioned 2000mm width steel cord conveyor belt and preliminary arrangement for jointing, including lowering of counter weight, releasing of belt and fixing of idlers with frames including all T&P and consumables.(For replacement of belt) Charges for laying of new/reconditioned 1600mm width steel cord conveyor belt and preliminary arrangement for jointing, including lowering of counter weight, releasing of belt and fixing of idlers with frames including all T&P and consumables.(For replacement of belt) Charges for laying of New/ reconditioned 1600mm width Nylon/ EP conveyor belt and preliminary arrangement for joint, including lowering of counter weight, releasing of belt and fixing of idlers with frames including all T & P's and consumables (For replacement of belt)

1

No

1321

1321.00

1387.05

1453.10

100

Mr

39048

390.48

410.00

429.53

100

Mr

24324

243.24

255.40

267.56

100

Mr

16500

165.00

173.25

181.50

100

Mr

39048

390.48

410.00

429.53

100

Mr

24324

243.24

255.40

267.56

100

Mr

16500

165.00

173.25

181.50

1

No

23904

23904.00

25099.20

26294.40

1

No

18180

18180.00

19089.00

19998.00

Hot vulcanizing joint for steel cord conveyor belt 2000mm width including splicing, jointing. only labour Hot vulcanizing joint for steel cord conveyor belt 1600mm width including splicing, jointing onlu labour

52

RATE PER UNIT (Rs.)

TAMILNADU GENERATION AND DISTRIBUTION CORPORATION LIMITED Sl. No

CODE

DIVISION

526

N-CHP-A-2016

CHP

527

N-CHP-A-2017

CHP

528

N-CHP-A-2018

529

DESCRIPTION OF WORK

QTY

UNIT

TOTAL AMOUNT

Hot Vulcanizing Joint for Nylon Cord/ EP Conveyor Belt 1600mm width including splicing, jointing only labour Chagres for reconditioing of wornout idlers by dismantling of worn-out Carrying idler Festoon/fixed type/impact idlers of size600 / 670 /740/750/870/ 900/970/1100/1300 reconditioing of shaft at bearing seating area by meatl filling & machining, renewal of worn-out bearings, internal arrangements and assembling the idlers, grease packing

1

No

15220

MTPS 15220.00

TTPS 15981.00

NCTPS 16742.00

5

No

908.5

181.70

190.79

199.87

CHP

Erection of handrails 40 /25 NB MS pipes by marking, cutting the pipes to the required length, leading and lifting the pipes to the work spot and erection of the pipes

100

Mr

12920

129.20

135.66

142.12

N-CHP-A-2019

CHP

Charges for providing insulation wool mattresses for MCC Room of wagon loader-I Stacker 1A /1B and Re-claimer 1A/1B after removing the worn out wool / mattresses

1

M2

280

280.00

294.00

308.00

530

N-CHP-A-2020

CHP

Charges for Dismantling & Erection of G.I Gratings ( Various Sizes ) for Electrical Equipment floor, stair case in wagon loader-I Stacker 1A /1B and Re-claimer 1A /1B including, transportation.

10

M2

12856

1285.60

1349.88

1414.16

531

N-CHP-A-2021

CHP

1

No

4232

4232.00

4443.60

4655.20

532

N-CHP-A-2022

CHP

Complete overhauling of DE System. a)opening of all the inspection doors, hoppers and top casing covers. b) Inspection and checking the tightness of filter bag bottom, cage, cleaning the contamination fauling.

1

No

19044

19044.00

19996.20

20948.40

533

N-CHP-A-2023

CHP

1

No

4232

4232.00

4443.60

4655.20

534

N-CHP-A-2024

CHP

1

No

507.84

507.84

533.23

558.62

535

N-CHP-A-2025

CHP

c) Inspection and cleaning , checking the seals in clean gas casings covers value chamber. d) Renewal of damaged compressed air line pipes and fitting by threading, applying sealing compound and connect to integral diaphrm valve assly. e) Overhaul of screw conveyor by dismantling the screw conveyor blades, cleaning lubrication the bearings, replace the bearings if required, renew the fasters and box up the screw conveyor.

1

No

10580

10580.00

11109.00

11638.00

536

N-CHP-A-2026

CHP

1

No

5418

5418.00

5688.90

5959.80

537

N-CHP-A-2027

CHP

f) Overhaul the gear box by drain the oil, checking the internal and refil the new oil and greasing of bearings. Charges for Erecting the New Hydraulic Slewing/ Luffing Power Pack in Reclaimer- 1A/ 1B & Stacker- 1A/ 1B after dismantling the existing damaged Hydraulic Slewing/ Luffing Power Pack by using crane including consumables and T & P's. . a) Disconnecting the electrical connections from the motor and terminal box, air oil cooler and removal of Hydraulic hose arrangements such as "A Port & B Port", Brake line, Pilot operated line Hydraulic Hoses, Piping connections, SAGE flanges.

1

No

10557

10557.00

11084.85

11612.70

538

N-CHP-A-2028

CHP

1

No

8733

8733.00

9169.65

9606.30

539

N-CHP-A-2029

CHP

1

No

8733

8733.00

9169.65

9606.30

540

N-CHP-A-2030

CHP

b) Removal of Base Bolts of Power Pack, Hand Rails etc., c) Claening, Flushing the all Hydraulic hoses. d) Assembling all Hydraulic hoses.

1

No

8534

8534.00

8960.70

9387.40

541

N-CHP-A-2031

CHP

e) Hydraulic Oil filling.

1

No

1853

1853.00

1945.65

2038.30

53

RATE PER UNIT (Rs.)

TAMILNADU GENERATION AND DISTRIBUTION CORPORATION LIMITED Sl. No

CODE

DIVISION

542

N-CHP-A-2032

CHP

543

N-CHP-A-2033

CHP

544

N-CHP-A-2034

545

DESCRIPTION OF WORK

QTY

UNIT

TOTAL AMOUNT

f) Testing, commissioning, tuning and pressure setting the Hydraulic Slewing/ Luffing Power Pack for maintaining 250 bar, arresting external oil leaks and checking Slewing/ Luffing operation of Reclaimer- 1A/ 1B & Stacker- 1A/ 1B. Overhauling and servicing of rotating assembly complete set of Fluidomat fluid coupling model SC9,10,11,11A, 12 &14 the works. a) Dismantling of top cover and removal of internal spares.

1

No

11118

MTPS 11118.00

TTPS 11673.90

NCTPS 12229.80

1

No

10302

10302.00

10817.10

11332.20

CHP

b) Removal of Scoop arrangement.

1

No

11232

11232.00

11793.60

12355.20

N-CHP-A-2035

CHP

1

No

22028

22028.00

23129.40

24230.80

546 547 548

N-CHP-A-2036 N-CHP-A-2037 N-CHP-A-2038

CHP CHP CHP

c) Dismantling of Drive & Driven side rotar casing. d) Dismantling of Input Shaft. e) Dismantling of Output Shaft. f) Cleaning of Top & Bottom cover, Cleaning of internals, inspection of bearing clearance, casing etc.,

1 1 1

No No No

18980 18980 22028

18980.00 18980.00 22028.00

19929.00 19929.00 23129.40

20878.00 20878.00 24230.80

549

N-CHP-A-2039

CHP

1

No

22028

22028.00

23129.40

24230.80

550

N-CHP-A-2040

CHP

1

No

27535

27535.00

28911.75

30288.50

551 552 553

N-CHP-A-2041 N-CHP-A-2042 N-CHP-A-2043

CHP CHP CHP

1 1 1

No No No

28470 28470 33042

28470.00 28470.00 33042.00

29893.50 29893.50 34694.10

31317.00 31317.00 36346.20

554

N-CHP-A-2044

CHP

1

No

28470

28470.00

29893.50

31317.00

555

N-CHP-A-2045

CHP

g) Dismantling of Oil pump and cleaning. h) Cleaning of Bottom cover, Oil sump and painting. i) Assemblying of Input Shaft. j) Assemblying of Output Shaft. k) Assemblying of Drive & Driven side casing. l) Assemblying of Half coupling & end cover. m) Assemblying of Rotating Assembly Scoop tube. Renewal of oil seal, gasket and assembling the rotating assembly including supply of Bearings NU-226E - 2Nos, 62241No, NU1026- 1No, 3220- 1No,

1

No

37960

37960.00

39858.00

41756.00

556

N-CHP-A-2046

CHP

Charges for reconditioning of hydraulic cylinder Size 80 dia piston x 56 dia piston rod x 700mm stroke length of Reclaimer by dismantling the piston, piston rod from the cylinder bore, inspection the piston rod, seal kits in the cylinder bore, clean throughly and polishing & chrome plating the piston rod and honing the scoring places in cylinder bores, supply and replacing of worn out seal kits, fabrication and replacing of damaged yoke at piston end, assemble the cylinder and conduct hydraulic pressure testing to required pressure including T & P consumables.

1

No

73284

73284.00

76948.20

80612.40

557

N-CHP-A-2047

CHP

Charges for erection of Adjustable Skirt plate with Hydraulic assembly impact table for ECHS Reclaimer 1B including hire charges for T & P's and consumables. a) Making arrangements for preparatory supports/ working platform.

1

No

12468

12468.00

13091.40

13714.80

558

N-CHP-A-2048

CHP

1

No

22380

22380.00

23499.00

24618.00

559

N-CHP-A-2049

CHP

1

No

38058

38058.00

39960.90

41863.80

560

N-CHP-A-2050

CHP

1

No

50744

50744.00

53281.20

55818.40

561

N-CHP-A-2051

CHP

b) Removing the garland idlers, disconnect the hydraulic hoses, removing the hydraulic cylinders with the help of hydraulic jack. c) Dismantling the centre chute, Adjustable skirt plates and impact table, erecting the adjustable skirt plate centre chute and impact table. d) Erection adjustable skirt plate with hydraulic assembly impact table. e) Fixing hydraulic cylinders in position properly, connecting the hydraulic hoses.

1

No

16785

16785.00

17624.25

18463.50

54

RATE PER UNIT (Rs.)

TAMILNADU GENERATION AND DISTRIBUTION CORPORATION LIMITED Sl. No

CODE

DIVISION

562

N-CHP-A-2052

CHP

563

N-CHP-A-2053

CHP

564

N-CHP-A-2054

CHP

565

N-CHP-A-2055

CHP

566

N-CHP-A-2056

CHP

567

N-CHP-A-2057

CHP

568

N-CHP-A-2058

CHP

569

N-CHP-A-2059

CHP

570

N-CHP-A-2060

CHP

571

N-CHP-A-2061

CHP

572

N-CHP-A-2062

CHP

573

N-CHP-A-2063

CHP

574

N-CHP-A-2064

CHP

575

N-CHP-A-2065

CHP

576

N-CHP-A-2066

CHP

577

N-CHP-A-2067

CHP

578

N-CHP-A-2068

CHP

579

N-CHP-A-2069

CHP

DESCRIPTION OF WORK

QTY

UNIT

TOTAL AMOUNT

f) Removing the preparatory supports and working platforms and normalizing the Reclaimer 1B.

1

No

13227

MTPS 13227.00

TTPS 13888.35

NCTPS 14549.70

Overhauling of charged pump of variable displacement hydraulic piston type pump for Bucket wheel drive in Reclaimer 1B of ECHS including consumables T & P's etc.,. a) Charges for complete dismantling of internals parts of charged pump. b) Cleaning and inspection of internals and removal of scoring marks in port plate, creep plate charged pump internals, overhauling reconditioning of gears, pump shaft etc. c) Cleaning of thread holes using tap set. d) Checking clearnace of spares and internals. e) Assemblying of internals of pump including replacement of hold down spring and retainer ring, casing gasket "O" rings, oil seals.

1

No

12304

12304.00

12919.20

13534.40

1

No

8298

8298.00

8712.90

9127.80

1

No

2148

2148.00

2255.40

2362.80

1

No

11576

11576.00

12154.80

12733.60

1

No

15864

15864.00

16657.20

17450.40

f) Tuning of pump with the hydraulic testing kit for maintaining required pressure. Overhauling of Main pump of variable displacement hydraulic piston type pump for Bucket wheel drive in Reclaimer 1B of ECHS including consumables T & P's etc.,. a) Charges for complete dismantling of internals parts of Main pump. b) Cleaning and inspection, reconditioning of cylinder block, port plate, sleeve assembly, piston, shoe, retainer assembly, pump shaft and bearing assembly, etc.,

1

No

9768

9768.00

10256.40

10744.80

1

No

11576

11576.00

12154.80

12733.60

1

No

8298

8298.00

8712.90

9127.80

c) Metal filling, chromium plating of creep plate. d) Cleaning of thread holes using tap set. e) Checking of Trueness of pump shaft and machining. f) Checking clearnace of Cylinder Bore and internals. g) Assemblying of internals of pump including replacement of locating pin and worn out bearings.

1

No

7962

7962.00

8360.10

8758.20

1

No

3222

3222.00

3383.10

3544.20

1

No

18798

18798.00

19737.90

20677.80

1

No

18798

18798.00

19737.90

20677.80

1

No

34290

34290.00

36004.50

37719.00

h) Tuning of pump with the hydraulic testing kit for maintaining required pressure. Charges for stone picking form the running conveyors BCN 40A, 40B, 41A, 41B, 42 A/B and 52, round the clock whenever there is coal feeding, separately dumped the MCL & ECL stones below the conveyors. segregating the stones of size below 250mm and above 250mm from MCL & ECL stones, loading, transporting, weighing, unloading and stacking of above 250mm and below 250mm size at different location in yards as per the direction of Engineer In Charge with all T&P and consumables.

1

No

13760

13760.00

14448.00

15136.00

15

MT

13370

891.33

935.90

980.47

10

MT

1400

140.00

147.00

154.00

10

MT

420

42.00

44.10

46.20

Charges for loading the assessed stones into tipper lorries with JCB, transporting, unloading the stones at suitable area as per the direction of Engineer In Charge with all T&P and consumables.

55

RATE PER UNIT (Rs.)

TAMILNADU GENERATION AND DISTRIBUTION CORPORATION LIMITED Sl. No

CODE

DIVISION

580

N-CHP-A-2070

CHP

581

N-CHP-A-2071

CHP

582

N-CHP-A-2072

CHP

583

N-CHP-A-2073

584

DESCRIPTION OF WORK

QTY

UNIT

TOTAL AMOUNT

Charges for dismantling the damaged ACC & FRP sheet in conveyor roof and side galleries by cutting and removing the corroded “L” clamps, nuts & bituminous washers. Charges for fixing of new ACC sheets and GI “L” clamps, nuts & bituminous washer and scaffolding arrangements in Roof and side galleries of Conveyors. Charges for replacing of the existing damaged ACC Ridge with new one in conveyor roof by dismantling the damaged ACC Ridge by cutting the corroded “L” clamp & Nuts and fixing new ACC Ridge by providing holes and tightening with GI “L” clamp, Nuts, Bituminous washers.

20

M2

1439

MTPS 71.95

TTPS 75.55

NCTPS 79.15

25

M2

10707

428.28

449.69

471.11

10

No

1439

143.90

151.10

158.29

CHP

Charges for fixing of new FRP sheets and GI “L” clamps, nuts & bituminous washer Compound and scaffolding arrangements in Roof and side galleries of Conveyors.

25

M2

6390

255.60

268.38

281.16

N-CHP-A-2074

CHP

1

MT

32412

32412.00

34032.60

35653.20

585

N-CHP-A-2075

CHP

Erection of purling structures, after dismantling existing corroded portion of purlin structure in order to extend the length of side roof sheets which works involves cutting, leading, lifting of providing scaffolding, transportation, crane, winch, T&P’s at above 9 meters level. Charges for erection of TRIMDEK profile roof shhet after dismantling damaged ACC sheets in the roof &side galleries of conveyors BCN 41A/B at above 9 meter level by providing scaffolding arrangements, marking holes in the profile sheets and fixing with fasteners.

25

M2

8421

336.84

353.68

370.52

586

N-CHP-A-2076

CHP

Charges for erection of Lexan polycarbonate roof sheet after dismantling damaged ACC sheets in the roof &side galleries of conveyors BCN 41A/B at above 9 meter level by providing scaffolding arrangements, marking holes in the Lexan polycarbonate roof sheets and fixing with fasteners.

25

M2

8421

336.84

353.68

370.52

587

N-CHP-A-2077

CHP

(a) Shot blasting of steel structurals for epoxy painting 1 coat of primer, 2 coats of Epoxy paint, Totally 190225 microns thick.

10

M2

1147

114.70

120.44

126.17

588

N-CHP-A-2078

CHP

10

M2

1358

135.80

142.59

149.38

589

N-CHP-A-2079

CHP

1

No

1644

1644.00

1726.20

1808.40

590

N-CHP-A-2080

CHP

1

MT

30192

30192.00

31701.60

33211.20

591

N-CHP-A-2081

CHP

1

MT

33222

33222.00

34883.10

36544.20

592

N-CHP-A-2082

CHP

(b)Epoxy painting of steel structurals by painting 1 coat of primer, 2 coats of Epoxy paint, Totally 190-225 microns thick. Erection of SS fire hydrant valve (oblique type) for fire protection system pipe as per IS 5290 with instrantanous female outlet adopted of size 63mm with safety guard arrangements. Fabrication of steel structural in running conveyor of coal handling system. Erection of steel structural in running conveyor of coal handling system. Dismantling of steel structural in conveyor of coal handling system.

1

MT

4099

4099.00

4303.95

4508.90

593

N-CHP-A-2083

CHP

Overhauling of the elecon make ring granulator (Crusher) of 1000 TPH at secondary crusher house I/II (a)Dismantling of resilient coupling,top cover,pliummer block cover

1

No

29934

29934.00

31430.70

32927.40

56

RATE PER UNIT (Rs.)

TAMILNADU GENERATION AND DISTRIBUTION CORPORATION LIMITED Sl. No

CODE

DIVISION

594

N-CHP-A-2084

CHP

595

N-CHP-A-2085

CHP

596

N-CHP-A-2086

CHP

597

N-CHP-A-2087

CHP

598

N-CHP-A-2088

CHP

599

N-CHP-A-2089

CHP

600

N-CHP-A-2090

CHP

601

N-CHP-A-2091

CHP

602

N-CHP-A-2092

CHP

603

N-CHP-A-2093

CHP

604

N-CHP-A-2094

CHP

605

N-CHP-A-2095

CHP

606

N-CHP-A-2096

CHP

607

N-CHP-A-2097

CHP

608

N-CHP-A-2098

CHP

609

N-CHP-A-2099

CHP

610

N-CHP-A-2100

CHP

611

N-CHP-A-2101

CHP

612

N-CHP-A-2102

CHP

613

N-CHP-A-2103

CHP

614

N-CHP-A-2104

CHP

DESCRIPTION OF WORK

QTY

UNIT

TOTAL AMOUNT

(b) RemovingRemoving of suspension bar one after releasing the lock nut (c) Removing of suspension arm and spacers from the rotor assembly and conducting DPT test

1

No

21640

MTPS 21640.00

TTPS 22722.00

NCTPS 23804.00

1

No

16430

16430.00

17251.50

18073.00

(d)Checking the rotor shaft for trueness if bend (e) Dismantling of screen plate, breaker plate from cage assembly, removing the lowewr and upper kick off plates. (f)Removal of all damaged liner plates and fixing with new liner plates, rectification of mother plate

1

No

16430

16430.00

17251.50

18073.00

1

No

21135

21135.00

22191.75

23248.50

1

No

25968

25968.00

27266.40

28564.80

(g)Fixing the toothed ring hammers on each suspension bar of the rotor, row wise after weighment of each hammer (h) Dismantling the bearing after releasing bearing lock nut and inspection of bearing and plummer block (i) Placing the rotar is postion after inserting the bearing on both ends of shaft, alignment checking, fixing resilient coupling, re fixing the top covers conducting trial run.

1

No

29934

29934.00

31430.70

32927.40

1

No

25968

25968.00

27266.40

28564.80

1

No

29934

29934.00

31430.70

32927.40

Charges for Overhauling of ED screen 1000 TPH at Secondary crusher house Excluding painting. (a)Removing of outer cover and coupling (b) Removing of bed bolt of spur gear, pillow block, lifting of roller shaft. (c) Removing of pillow block assembly and block asembly (d) Renewal of pillow blocks, roller shaft etc. (e) Lifting the roller shaft and positioning (e) Lifting the roller shaft and positioning Charges for removing the worn out grooved rubber sole plate by removing the pantrol clips, rails and fixing the new grooved rubber sole plate and re assembling rails pantrol clips and normalizing the system Strengthening of damaged level crossing road on both side of the track and renewal of guide/check rail, fabrication and fixing of height guard at railway post No.NMTS 56 to 57. a)Dismantling the existing damaged PCC slabs b)Fabrication of new guide rail/check rail and assembling with main rail and suit with concrete sleepers and complete inspection, alignment checking works.

1

No

16272

16272.00

17085.60

17899.20

1

No

74250

74250.00

77962.50

81675.00

1

No

60534

60534.00

63560.70

66587.40

1

No

61060

61060.00

64113.00

67166.00

1

No

88700

88700.00

93135.00

97570.00

1

No

20625

20625.00

21656.25

22687.50

40

1379

34.48

36.20

37.92

1

4095

4095.00

4299.75

4504.50

1

3520

3520.00

3696.00

3872.00

1

3991

3991.00

4190.55

4390.10

1

9039

9039.00

9490.95

9942.90

1

10353

10353.00

10870.65

11388.30

1

9039

9039.00

9490.95

9942.90

c)Assembly of fabricated guide/check rail with rails and reassembling the concrete sleepers pantrol clip track fittings etc and fixing Renewal of worn out fittings of 1 x 8 1/2 " and gauge checking in railway siding a) removal of worn out/damaged fittings in points and crossing by removal of rail b) Insertion of new fittings in the 1 x 8 1/2 " points and crossing c) Reassembling of 1 x 8 1/2 " points and crossing eith rails, tongue rail crossing stretcher bar etc EMCHP

57

RATE PER UNIT (Rs.)

TAMILNADU GENERATION AND DISTRIBUTION CORPORATION LIMITED Sl. No

CODE

DIVISION

615

N-CHP-A-2105

CHP

616

N-CHP-A-2106

617

618

DESCRIPTION OF WORK

QTY

UNIT

TOTAL AMOUNT

Charges towards dismantling of 500 KVA, 6.6 KV / 433 V Transformer , replacement of defective LT Side winding, changing the HV &LV side bushings & rods changing the gaskets buchholz relay ,breather ,draining of oil ,replacement of gaskets, filling of oil after circulation & filtration, painting, assembling and testing of transformer including transportation, consumables & hire charges for T& P’s etc. Note: Retrieved old copper wire will be retained by the Contractor. Other than copper scrap material will be devoluted to NCTPS store

1

No

26936

MTPS 26936.00

TTPS 28282.80

NCTPS 29629.60

CHP

Charges towards overhauling of 500KVA,6.6KV /433V Transformer ,replacement of radiators, Marshalling box, conservator tank, bucholz relay, HV terminal box, LV Terminal box Butterfly valves, consumables , filling of oil after circulation & filtration, painting, assembling and Testing of transformer including transportation& hire charges for T& P’s etc. Note: Retrieved old scrap material will be devoluted to NCTPS store.

1

No

21882

21882.00

22976.10

24070.20

N-CHP-A-2107

CHP

Charges towards design and supply of material for Bus Duct of length 11.2 Mtr (Approx) width 800 mm and depth 400 mm,CRCA MS sheet of 2 mm thickness with existing colour finish and supply of new support insulators 207 nos and Rubber Bellows including fastening materials to support the Bus Bar and Charges for fabrication and erection of Bus Duct including charges for transportation ,hire charges for tools and plants,scaffolding ,consumables etc., in Switchgear I area

1

No

33670

33670.00

35353.50

37037.00

N-CHP-A-2108

CHP

1

No

34620

34620.00

36351.00

38082.00

1

No

14276

14276.00

14989.80

15703.60

CONVEYORS OF 2000TPH Charges for attending all breakdown works in ILMS (4nos) like replacement of cleated belt / pulley with new one & including renewal of bearing/pillow block/ circular flange unit in the pulley of ILMS , rectification of defects and to maintain trouble free operation. Charges for replacement / overhauling of multistage CW pumps (7MD / 8MD / 9MD Motor capacity 20 KW Charges for dismantling of Multistage pump casing, pump shaft, impeller, sleeves, spacers, wear rings, latern rings, bearings, bearing casing, balancing disc etc. including charges for transportation & hire charges for T&P’s.

RATE PER UNIT (Rs.)

619

N-CHP-A-2109

CHP

620

N-CHP-A-2110

CHP

Charges for checking and inspection of the wornout pump, cleaning the pump internals such as pump casing, impeller, vanes, etc. including hire charges for T&P’s and cost of consumables.

1

No

5756

5756.00

6043.80

6331.60

621

N-CHP-A-2111

CHP

Charges for assembling the pump by renewal of wornout parts such as spacers, shafts, `O’ rings, gaskets, Allen bolts, stud bolts, bearings etc. including hire charges for T&P’s.

1

No

14504

14504.00

15229.20

15954.40

58

TAMILNADU GENERATION AND DISTRIBUTION CORPORATION LIMITED Sl. No

CODE

DIVISION

622

N-CHP-A-2112

CHP

623

N-CHP-A-2113

CHP

624

N-CHP-A-2114

CHP

625

N-CHP-A-2115

626

DESCRIPTION OF WORK

QTY

UNIT

TOTAL AMOUNT

Charges for removing ,overhauling of RP Gates, sector gate / flap gates / Flow divider Charges for patch vulcanizing of conveyor belts including buffing, preparation of conveyor belt patch, applying vulcanizing solution, and patch jointing. Charges for removal of the badly corroded / rusted M.S. Deck sheet in ICHS conveyor after removing the idlers, idler frames by gas cutting the corroded M.S. Bolt, nuts, erecting new M.S Pre fabricated deck sheets, providing ISA – 50 angle for stiffener, refixing the idlers, idler frames in position and tighten with 4nos new M.S. bolt & nuts including all consumables, T&P’s hire charges.

1

No

26210

MTPS 26210.00

TTPS 27520.50

NCTPS 28831.00

3

m2

2116

705.33

740.60

775.87

6

No

5642

940.33

987.35

1034.37

CHP

Charges for dismantling the wornout / corroded Sheeve Pulley assembly from Conveyor – 7 & 9, cotter pin, brass bush by using special type hydraulic jack, and complete cleaning, checking all dimensions, cleaning of pulley, metalizing of wornout cotter pin and machining required dimension using special type welding electrode, drilling to 10mm through hole for grease nipple, drilling in the pin for grease lubrication between the pin & bush and replacement of wornout brass bush, reassembling the pulley, inserting the bush, cotter pin in correct position, providing lock nut bolts & greasing the bushes and pin, painting of Sheeve pulley including cost of brass bush, paint, consumables, hire charges for T&P’s.

1

no

14691

14691.00

15425.55

16160.10

N-CHP-A-2116

CHP

Charges for dismantling and assembling of new vertical / horizontal sheeve pulley assembly in Conveyor – 7 & 9 counter weight which involves loading, lifting, welding, erection of sheeve pulley.

1

no

22530

22530.00

23656.50

24783.00

627

N-CHP-A-2117

CHP

1

MT

12516

12516.00

13141.80

13767.60

628

N-CHP-A-2118

CHP

1

MT

12516

12516.00

13141.80

13767.60

629 630

N-CHP-A-2119 N-CHP-A-2120

CHP CHP

5 2

m No

1692 1291

338.40 645.50

355.32 677.78

372.24 710.05

631

N-CHP-A-2121

CHP

Fabrication cost for Iron & steel structural material(groundlevel up to 9mtrs) Fabrication cost for Iron & steel structural material(groundlevel up to 9mtrs) Wrapping coating of 150NB pipe Dismantling & Erection of 40mm sprinkler valve Overhauling of 63NB fire hydrant valve Charges for removal of the damaged/corroded seal plate from ICHS conveyors 13A/B at bunker floor by cutting / gauging and erect the new seal plate by fixing and welding including transporting the new seal plate from stores to work spot and transporting the damaged/corroded seal plate from work spot to central stores for devolution.

5

No

4260

852.00

894.60

937.20

632

N-CHP-A-2122

CHP

Charges for dismantling the existing damaged/corroded seal plates in Conveyors 13A & 13B head end side at Bunker floor by gas cutting the damaged / corroded M.S plates and angles and devolution of scrap materials to NCTPS stores including cost of consumables and hire charges for T&P’s.

1

No

204.95

204.95

215.20

225.45

59

RATE PER UNIT (Rs.)

TAMILNADU GENERATION AND DISTRIBUTION CORPORATION LIMITED Sl. No

CODE

DIVISION

633

N-CHP-A-2123

CHP

DESCRIPTION OF WORK

Charges for fabrication & erection of new seal plates in Conveyors 13A & 13B head end side at Bunker floor by measuring, cutting and welding the plates and angles. (Note: Required Iron & Steel materials will be supplied by TANGEDCO) including charges for transporting the materials from NCTPS Stores to work site and hire charges for T&P’s and cost of consumable. Charges for erection of Skirt board assembly for 1800mm B/W conveyors 500 x 1500mm Charges for removal of worn-out / damaged skirt board assembly and skirt sealing system by cutting and dismantling the skirt board, skirt rubber and skirt sealing in Conveyor-11A&11B and 13A&13B tail end and transport the retrieved materials to stores for devolution.

QTY

UNIT

TOTAL AMOUNT

1

No

2238

MTPS 2238.00

TTPS 2349.90

NCTPS 2461.80

1

set

7161.2

7161.20

7519.26

7877.32

1

set

12958.2

12958.20

13606.11

14254.02

1

Opn

1090.05

1090.05

1144.55

1199.06

10

MT

420

42.00

44.10

46.20

RATE PER UNIT (Rs.)

634

N-CHP-A-2124

CHP

635

N-CHP-A-2125

CHP

636

N-CHP-A-2126

CHP

637

N-CHP-A-2127

CHP

638

N-CHP-A-2128

CHP

General fabrication and erection of steel structurals at groud level VIBRATOR CAP: 2000 TPH Charges renewal of the damaged bearing housing, bearing and collar by dismantling the counter weight, defective / worn-out bearing, collar bearing housing, fixing the new bearing & collar on the shaft, assembling the bearing housing, grease packing, normalizing and testing the vibrator A/B.

1

MT

22615

22615.00

23745.75

24876.50

639

N-CHP-A-2129

CHP

Charges for decouple the vibrator by releasing belt from vibrator pulley, removing the counter weight by pre heating and using chain block. Removing the damaged / wornout bearing housing & bearing by heating, cleaning the bearing housing, reassembling the new bearing and new / reconditioned bearing housing & grease packing. Fixing the counter weight, and pulley, connecting the motor with pulley by `V’ Belt, testing and normalizing the vibrator screen including ire charges for T&P's and consumables.

1

No

29323

29323.00

30789.15

32255.30

Charges for erection of new skirt board assembly in Conv-11A&11B and 13A&13B tail end by leading, lifting, positioning, making holes on the stringer post, fixing, aligning, tightening and welding including charges for transporting the materials from stores to work site & charges for T&P’s and cost of consumables. Charges for manual picking of Non Ferrous, escaped foreign materials and stones from any three conveyors out of four conveyors 11A, 11B, 12A & 12B round the clock as directed by the Engineering in charge including cost of consumables and hire charges for T&P’s. Charges for loading the picked up stones, weighing and unloading the same at suitable area as directed by the Engineer in charge, loading & transporting the picked up foreign materials and unloading the same in to central stores for devolution including hire charges for T&P’s & cost of consumables.

60

TAMILNADU GENERATION AND DISTRIBUTION CORPORATION LIMITED Sl. No

CODE

DIVISION

DESCRIPTION OF WORK

QTY

UNIT

TOTAL AMOUNT

RATE PER UNIT (Rs.) MTPS

TTPS

NCTPS

Charges for renewal of the damaged enclosing pipe with new / reconditioned one by removing the damaged pipe, bearing housing, bearing, collar and shaft, fixing the shaft, bearing with collar, bearing housing and new / re-conditioned enclosing pipe normalizing & testing the Vibrator A/B.including hire charges for T&P's and consumables. 640

N-CHP-A-2130

CHP

Charges for decouple the vibrator by releasing belt from vibrator pulley, removing the counter weight by pre heating and using chain block. Removing the damaged / wornout bearing housing & bearing by heating, cleaning the bearing housing, reassembling the new bearing and new / reconditioned bearing housing & grease packing. Fixing the counter weight, and pulley, connecting the motor with pulley by `V’ Belt, testing and normalizing the vibrator screen. Charges for removing the damaged / wornout enclosing pipe and fixing the new / reconditioned enclosing Pipe. Charges for dismantling of works grills and helical coil spring from the Trash screen A/B (style TM-13) by cutting / gouging, lifting and lowering the grills from vibrator.

1

No

29267

29267.00

30730.35

32193.70

641

N-CHP-A-2131

CHP

1

No

3520

3520.00

3696.00

3872.00

642

N-CHP-A-2132

CHP

1

No

22414

22414.00

23534.70

24655.40

643

N-CHP-A-2133

CHP

Charges for erection of new grills and helical coil spring in the Trash screen A/B (style TM-13) .

1

No

34416

34416.00

36136.80

37857.60

644

N-CHP-A-2134

CHP

1

No

19960

19960.00

20958.00

21956.00

645

N-CHP-A-2135

CHP

harges for dismantling of the Tie beam from theTrash screen A/B (style TM-13) by cutting / gouging, lifting and lowering . Charges forerection of tie beam in the Trash screen A/B (style TM-13)

1

No

41536

41536.00

43612.80

45689.60

646

N-CHP-A-2136

CHP

Charges for dismantling drive shaft and enclosed pipe, Bearing housing, Bearing and counter weight and re fixing the same after replacement of the damaged one.

1

No

27944

27944.00

29341.20

30738.40

647

N-CHP-A-2137

CHP

1

No

38514

38514.00

40439.70

42365.40

648

N-CHP-A-2138

CHP

Charges for refixing of drive shaft and enclosed pipe, Bearing housing, Bearing and counter weight after replacement of the damaged one. Charges for alignment of the vibrator side plates, and bucker up frame panel, including diagonal checking of the equipments, T&P's and consumables.

1

No

6516

6516.00

6841.80

7167.60

1

No

8847

8847.00

9289.35

9731.70

1

No

16312

16312.00

17127.60

17943.20

649

N-CHP-A-2139

CHP

650

N-CHP-A-2140

CHP

STACKER & RECLAIMER FOR 2000 TPH Charges for replacement of failed hydraulic cylinder / wheel bogie assembly with spare one in reclaimer & stacker. a) Charges for erection of Boom supports for anchoring the Reclaimer Boom in position and making preparatory supports / working platform. b) Charges for dismantling the hydraulic hoses between the hydraulic cylinders and power packs and removing the locking screws of cylinders lock pin by using hydraulic jack at both the ends of the cylinders.

61

TAMILNADU GENERATION AND DISTRIBUTION CORPORATION LIMITED Sl. No

CODE

DIVISION

651

N-CHP-A-2141

CHP

652

N-CHP-A-2142

CHP

653

N-CHP-A-2143

CHP

654

N-CHP-A-2144

CHP

655

N-CHP-A-2145

CHP

656

N-CHP-A-2146

CHP

657

N-CHP-A-2147

CHP

658

N-CHP-A-2148

659

N-CHP-A-2149

DESCRIPTION OF WORK

QTY

UNIT

TOTAL AMOUNT

c) Charges for erecting the new hydraulic cylinder after cleaning the fixing areas pins with emery paper, cotton waste and holding the cylinders with crane and fixing the pins in position. d) Charges for making arrangements for connecting the hydraulic hoses, to the cylinder posts, cleaning the end fittings, filling the oil in to the cylinders testing and re-commissioning the system. e) Charges for dismantling the Boom supports and removing the working platforms and other arrangement for normalizing the machine including Hire Charges for T&P’s & Consumable Charges for replacement of damaged bucket with spare one in reclaimer including hire charges for T&P’s and cost of consumables.

1

No

21940

MTPS 21940.00

TTPS 23037.00

NCTPS 24134.00

1

No

7394

7394.00

7763.70

8133.40

1

No

14514

14514.00

15239.70

15965.40

1

No

9606

9606.00

10086.30

10566.60

Charges for removing the failed / defective thrust brake / brake drum and fixing of spare thrust brake / brake drum including alignment checking, replacement of brake liners, bush bolts & nuts, for Stacker, Reclaimer & Traveling Tripper. Charges for replacing the defective / failed chain guard, chain and sprocket with spare one and normalizing the Stacker, Reclaimer and Traveling Tripper. Charges for reconditioning of hydraulic cylinder for Stacker Boom luffing by reboring the hydraulic cylinder pipe to the required size, honing of the cylinder bore, polishing the inner surface, machining the Rod eye, rear flange and rear clevis and welding, ultrasonic testing of the welding joint assembling the piston rod with piston, fixing the seal kit in piston rod and piston, fitting it with the hydraulic cylinder pipe, fix the bearings in the Rod eye and Rod clevis, fit the bellow and conduct hydraulic Testing to withstand pressure up to 315bar including transportation from NCTPS - I to workshop and back to NCTPS - I stores. (Size dia 220mm (Piston) x dia 140mm (Piston rod) x dia 1750mm stroke length)

1

No

7600

7600.00

7980.00

8360.00

1

No

6278

6278.00

6591.90

6905.80

1

No

620080

620080.00

651084.00

682088.00

CHP

Charges towards reconditioning of hydraulic cylinder for Stacker –II Bypass systems (Size: 140 dia piston x 90 dia piston rod x1900mm stroke length) by dismantling the piston, piston rod from the cylinder bore, clean thoroughly and Polishing the piston, and honing the rusted cylinder bores, replacing the damaged seal kits in the piston, fit it with piston rod, assemble with cylinder and conduct hydraulic testing, including all materials likes Seal kits for piston and piston rod, and Bellows, transportation from stores to workshop and back to NCTPS stores.

1

No

407350

407350.00

427717.50

448085.00

CHP

Charges for reconditioning of Torque arm of bucket wheel drive of Reclaimer which involves machining, boring, blanking, punching, pressing, hardening, annealing of the 24nos disc springs.

1

no

28188

28188.00

29597.40

31006.80

62

RATE PER UNIT (Rs.)

TAMILNADU GENERATION AND DISTRIBUTION CORPORATION LIMITED Sl. No

CODE

DIVISION

DESCRIPTION OF WORK

QTY

UNIT

TOTAL AMOUNT

RATE PER UNIT (Rs.) MTPS

TTPS

NCTPS

Reconditioning of damaged Reclaimer Buckets including removal of manganese steel Bucket lip ,leveling the bucket base by SAIL - HARD material by heating and hammering, removal of damaged teeth and providing it into the bucket and welding with special electrode including hire charges of T& P and consumables, transporting charges etc., 660

N-CHP-A-2150

CHP

a) Charges for removal of entire damaged hardened manganese steel of buckets lip / teeth by gas cutting fixing in the bucket and welding with suitable electrode

1

no

16808

16808.00

17648.40

18488.80

661

N-CHP-A-2151

CHP

b) Charges for leveling the bucket base of SAIL - HARD material by heating and hammering

1

no

12606

12606.00

13236.30

13866.60

662

N-CHP-A-2152

CHP

c) Charges for welding of teeth with the bucket lip and thro’ corners.

1

no

2878

2878.00

3021.90

3165.80

663

N-CHP-A-2153

CHP

Charges for dismantling the manually operated boom locking assembly for Stacker & Reclaimer and its all internals like shaft, screw rod housing, collar and guide nut, fabrication of new square threaded screw rod assembly including cost of raw materials and inspection of shaft, assembling damages, metal filling by using special electrode, machining, grinding, finishing in correct dimensions, drilling, tapping the housing and collar areas, reerecting and normalizing the system and including cost of consumables & T&P’s.

1

no

28552

28552.00

29979.60

31407.20

664

N-CHP-A-2154

CHP

Charges for Overhouling of worn out Drive bogie Assembly for Stacker & Reclaimer by removing of all internals like bearing covers, bearings, shaft, wheels, cleaning of all internals bearings housing, shaft, bearings and checking of all dimensions, metal filling in the bearings seating area worn out shaft portion by using special type welding electrode, machining, grinding, finishing to correct dimension for renewal of worn out spares like oil seal, grease nipple, hose screw, spring washers, reassembling of all spares including cost of transportation, hire charges for T&P’s and all consumables

1

no

78336

78336.00

82252.80

86169.60

665

N-CHP-A-2155

CHP

Charges for dismantling of worn out Two Wheel Idle bogie Assembly of Reclaimer-II of ICHS, work involves removing of all internals like bearing covers, bearings, wheels, cleaning of all internals bearings housing, bearings and checking of all dimensions, metal filling in the bearings seating area by using special type welding electrode, machining, grinding, finishining to correct dimension for renewal of worn out spares like bearings, oil seal, grease nipple, hose screw, spring washers, re-assembling of all spares including cost of bearings, transportation, hire charges for T&P’s and all consumables.

1

no

79658

79658.00

83640.90

87623.80

63

TAMILNADU GENERATION AND DISTRIBUTION CORPORATION LIMITED Sl. No

CODE

DIVISION

666

N-CHP-A-2156

CHP

667

N-CHP-A-2157

668

DESCRIPTION OF WORK

QTY

UNIT

TOTAL AMOUNT

Charges for dismantling of worn out Single wheel bogie Assembly for Stacker & Reclaimer by removing of all internals like bearing covers, bearings, shaft, wheels, cleaning of all internals bearings housing, shaft, bearings and checking of all dimensions, metal filling in the bearings seating area worn out shaft portion by using special type welding electrode, machining, grinding, finishing to correct dimension for renewal of worn out spares like oil seal, grease nipple, hose screw, spring washers, reassembling of all spares including cost of transportation, hire charges for T&P’s and all consumables

1

no

18299.2

MTPS 18299.20

TTPS 19214.16

NCTPS 20129.12

CHP

Charges for reconditioning of wornout slewing shaft of Reclaimer by thorough cleaning, checking of dimensions, under cutting and metal filling the worn-out portion, machining to required dimensions, annealing the shaft, grinding, making gear cutting on both ends of the shaft and fitness checking with gearbox with input pinion and cleaning thoroughly including hire charges for T&P’s, transportation, and cost of consumables.

1

no

106568

106568.00

111896.40

117224.80

N-CHP-A-2158

CHP

charges for reconditioning of hydraulic cylinder for Reclaimer Boom luffing by rebooting the hydraulic cylinder pipe to the required size, honing of the cylinder bore, polishing the inner surface, machining the Rod eye, rear flange and rear clevis and welding, ultrasonic testing of the welding joint assembling the piston rod with piston, fixing the seal kit in piston rod and piston, fitting it with the hydraulic cylinder pipe, fix the bearings in the Rod eye and Rod clevis, fit the bellow and conduct hydraulic Testing to withstand pressure up to 315bar including transportation from NCTPS - I to workshop and back to NCTPS - I stores. (Size dia 300mm (Piston) x dia 190mm (Piston rod) x dia 2500mm stroke length)

1

No

771545

771545.00

810122.25

848699.50

669

N-CHP-A-2159

CHP

Charges for overhauling / reconditioning of boom luffing hydraulic power pack of Sacker / Reclaimer dismantling the hydraulic pump, valves, gauges, pipes & fittings and replacement of valves, gauges, renewal of oil seal & gasket, hydraulic pipes & fittings, acid pickling. oil flushing and testing, tuning with the hydraulic testing kit for maintaining required pressure (165 bar), checking internal / external leaks including painting, consumables, T&P and Transportation Stacker boom luffing power pack.

1

no

349376

349376.00

366844.80

384313.60

670

N-CHP-A-2160

CHP

Charges for dismantling the pump completely, inspection of all the internals, reconditioning / replacing the worn out / failed parts like seal kit, ‘O’ ring with oil seal, Bearing set, main shaft, intermediate shaft, rotary carry with piston assembly and complete overhauling the pumps and reassembling including cost of supply of spares and consumable.

1

no

102150

102150.00

107257.50

112365.00

64

RATE PER UNIT (Rs.)

TAMILNADU GENERATION AND DISTRIBUTION CORPORATION LIMITED Sl. No

CODE

DIVISION

DESCRIPTION OF WORK

QTY

UNIT

TOTAL AMOUNT

RATE PER UNIT (Rs.) MTPS

TTPS

NCTPS

TRAVELLING TRIPPER FOR 2000 TPH Charges for removing the damaged structures such as horizontal, vertical stoppers, rails, cross bracings, rails base plate, springs & buffer from the derailed Traveling Tripper, positioning & fixing the new rails, base plate by lifting & positioning of derailed traveling tripper A/B, strengthening the rails base frame, providing new springs and reconditioned buffer, dismantling the damaged / wornout, short supports, rear wheel, Plummer block & bearings and refixing the same. Welding the cracked portion wherever necessary, providing cement concrete (plastering on the bottom portion of the short supports including inspection alignment & normalizing the system. 671

N-CHP-A-2161

CHP

672

N-CHP-A-2162

CHP

673

N-CHP-A-2163

CHP

674

N-CHP-A-2164

CHP

i) Charges for removing the damaged / wornout structures in the rear side of horizontal, vertical stoppers and cross beam in Travelling Tripper A/B. fabricate and erect the new horizontal, vertical stoppers and cross beam in travelling tripper A/B by measuring, cutting, aligning, positioning and welding. lifting the derailed travelling tripper and positioning on the rails by using chain blocks. ii) Charges for removing the wornout / damaged springs, supports & buffer, providing new springs with supports and buffer. renewal of the damaged / wornout rails, rails base plate, strengthening the rail base frame by providing channel supports. iii) Charges for replacement of wornout, short supports by fabrication of new short supports, fixing and providing cement concrete / plastering on the bottom portion of the short supports, dismantling, cleaning and reerection of rear wheel and plummer block. removal of wornout alignment / Charges for inspection, checking and normalizing the travelling tripper A/B. Charges for overhauling and reconditioning of Hydraulic power pack system for rail clamp of Travelling Tripper Charges for dismantling the hydraulic pump by removing the suction ,discharge pipe connection from the pump bed from the power pack. Charges for dismantling damaged hydraulic pipes and fittings,main oil tank,level gauge,oil level indicator,pressure/temp.gauges,ret urn filter,directional control valve and pressure relief valve etc from hydraulic power pack of TT -A.

65

1

No

55056

55056.00

57808.80

60561.60

1

No

8103

8103.00

8508.15

8913.30

1

No

6712

6712.00

7047.60

7383.20

1

No

26072

26072.00

27375.60

28679.20

TAMILNADU GENERATION AND DISTRIBUTION CORPORATION LIMITED Sl. No

CODE

DIVISION

675

N-CHP-A-2165

CHP

676

N-CHP-A-2166

677

DESCRIPTION OF WORK

QTY

UNIT

TOTAL AMOUNT

Charges for complete cleaning and reassembling the hydraulic power pack of TT-A with hydraulic pump , press relief valve(1no), needle valve(1no), check valve(1no), direction control valve(2nos),return line filter(2nos), solinoid switches oil level gauge, temp gauge ,press gauge, hydraulic pipes(10mm&25mm),& fittings,sub plates etc.,

1

No

29120

MTPS 29120.00

TTPS 30576.00

NCTPS 32032.00

CHP

Charges for worn out break liner pads from the rail clamp mounting blocks,fixing the new brake liner pads with rail clamp mounting blocks and checkng the clearence between rails and brake liner pads.

1

No

7200

7200.00

7560.00

7920.00

N-CHP-A-2167

CHP

Charges forchecking the PLC panel, electrical control panel, replacement of defective electrical equipments such as contactors, relays, MCB, selector switches etc., and commissioning the PLC system.

1

No

4232

4232.00

4443.60

4655.20

678

N-CHP-A-2168

CHP

Charges for acid pickling, oil flushing of the main oil tank, hydraulic pipelines ,return line filter , hydraulic valves and oil level indicator ete.,by using the chemical agent for removing the dirt.

1

No

3174

3174.00

3332.70

3491.40

679

N-CHP-A-2169

CHP

Charges for topping of hydraulic oil, testing and commissioning of hydraulic power pack of Traveling Tripper – A and tuning the required pressure and checking the operation. Renovation of the existing damaged rails with new one for Traveling Tripper at bunker floor (+46m elevation) by removal of the damaged/wornout rails from the mounting support by grinding, cutting and gouging. Fabrication and erection of new rails on the mounting support by measuring, cutting, aligning, surface level checking, fixing, welding, providing rail clamps and commissioning.

1

No

7224

7224.00

7585.20

7946.40

680

N-CHP-A-2170

CHP

1

m

1099

1099.00

1153.95

1208.90

681

N-CHP-A-2171

CHP

Charges for removal of the damaged /wornout rails from the mounting supports by cutting and gouging. Charges for fabrication and erection of the new rails on the mounting supports by measuring, cutting ,aligning ,surface level checking ,fixing , welding, providing rail clamps and normalizing .

1

m

2198

2198.00

2307.90

2417.80

1

set

30740

30740.00

32277.00

33814.00

RATE PER UNIT (Rs.)

Charges for removal of the existing damaged sealing belt-250m, laying and fixing the new sealing belt 250m and permanent clamping at one end at bunker top including transport the new sealing belt from stores to bunker top and transport the retrieved sealing belt from bunker top to stores for devolution including hire charges for T&P’s and cost of consumables. 682

N-CHP-A-2172

CHP

Charges for dismantling the existing damaged sealing belt , pulleys with plummer block and fixing the new sealing belt at one end by transport the new sealing belt from NCTPS Stores to work site at bunker top by loading, lifting, leading, laying , clamping transport the retrieved sealing belt from bunker top to stores for devolution.

66

TAMILNADU GENERATION AND DISTRIBUTION CORPORATION LIMITED Sl. No

CODE

DIVISION

683

N-CHP-A-2173

CHP

684

N-CHP-A-2174

CHP

DESCRIPTION OF WORK

QTY

UNIT

TOTAL AMOUNT

Charges for reconditioning of Idler pulleys (for sealing belt) 8Nos by dismantling ,renewal of damaged parts viz. Shaft,end plate 16mm thick x 152.4 dia and machining the bearing seating area.

8

No

1451

MTPS 181.38

TTPS 190.44

NCTPS 199.51

Charges for fixing the reconditioned Idler pulleys of sealing belt on the Travelling Tripper A & B discharge chute , providing fabricated structures and base for plummer block,fixing the new plummer block with bearings and realing the sealling belt including including cost of plummer block, 40mm(closed type) &, bearings No.1209K with Sleeve.

1

No

4842

4842.00

5084.10

5326.20

RATE PER UNIT (Rs.)

Charges for replacement of the worn out chain sprocket assembly with new one by decouple motor and gear box, remove the brake drum coupling, damaged chain drive and driven sprockets, checking the alignment of travelling wheel and gear box , fixing the new drive and driven sprockets on the tripper wheel shaft and gear box shaft, checking the alignment between drive and driven sprockets and fixing the new chain, checking the motor and gear box alignment, couple the motor and gear box with brake drum coupling, assembling the hydraulic thrust brake, fixing the new chain guard and conducting trail run including cost of consumables and hire charges for T&P’s. 685

N-CHP-A-2175

CHP

Charges for decouple motor and gear box by removal of the brake drum coupling and removal of the hydraulic thrust break.

1

Set

3950

3950.00

4147.50

4345.00

686

N-CHP-A-2176

CHP

Charges for removal of the existing damaged chain , drive and driven sprockets from Tripper wheel shaft and gear box shaft.

1

Set

8520

8520.00

8946.00

9372.00

687

N-CHP-A-2177

CHP

Charges for checking the alignment of Traveling wheel and gear box.

1

Set

8847

8847.00

9289.35

9731.70

688

N-CHP-A-2178

CHP

1

Set

12780

12780.00

13419.00

14058.00

689

N-CHP-A-2179

CHP

Charges for fixing the drive and driven sprockets on the Tripper wheel shaft and gear box shaft. Charges for checking the alignment between drive and driven sprockets

1

Set

6882

6882.00

7226.10

7570.20

690

N-CHP-A-2180

CHP

Charges for checking the alignment between motor and gear box.

1

Set

6882

6882.00

7226.10

7570.20

691

N-CHP-A-2181

CHP

Charges for couple the motor and gear box with brake drum coupling ,assembling the hydraulic thrust brake , fixing the chain guard and conducting trail run.

1

Set

7758

7758.00

8145.90

8533.80

692

N-CHP-A-2182

CHP

1

no

7704

7704.00

8089.20

8474.40

ED SCREEN CAP: 1000 TPH Charges for defective roller shaft assembly overhauling in ED Screen FIELD MACHINERY

67

TAMILNADU GENERATION AND DISTRIBUTION CORPORATION LIMITED Sl. No

CODE

DIVISION

693

N-CHP-A-2183

CHP

694

N-CHP-A-2184

695

DESCRIPTION OF WORK

QTY

UNIT

TOTAL AMOUNT

Charges for dismantling the defective alternator , model for KCL Engine of Bull Dozer out put lugs , pads , drive and bracket , clamp , shaft , nut , rotor , bracket , capacitor , baffle plate ,field connection plate brush , box terminals rewinding ,remewalof bearing , brush , gear assembly ,re assembling , checking the air gap & bench testing etc ., including cost of consumables and hire charges for T&P

1

No

3612

MTPS 3612.00

TTPS 3792.60

NCTPS 3973.20

CHP

Charges for dismantling the hydraulic lift cylinders 2 Nos. with its accessories, tank, relief valve, control valve, return spring case, make up valve filter assembly and hydraulic (or) gear pump, servicing of hydraulic pump, cylinder valves and strainer. Renewal of the damaged seal, `U’ packing gland, piston rings. Etc. Assembly the hydraulic cylinder and refix with the accessories in position and normalizing.

1

No

34713

34713.00

36448.65

38184.30

N-CHP-A-2185

CHP

Charges for removal of the radiator assembly with fan, rectification of radiator which involves dismantling, arresting the radiator leak, servicing, checking and re assembling re-fixing of the radiator assembly including cost of consumables and hire charges for tools and plants.

1

No

18834

18834.00

19775.70

20717.40

696

N-CHP-A-2186

CHP

Charges for Marshall Demag Crane MHC 65 dismantling the tyre with disc ,brake drum, brake liner, wheel cylinder assembly, surface preparation by machining in brake drum for proper seating of liner ,renewal of worn out brake liner 8nos,wheel cylinder assembly – 4Nos – spring – 4Nos .re assembling the wheel cylinder liner and brake drum, refitting the tyre with disc for front and rear wheel including cost of consumables hire charges for T&P’s .

1

No

14487

14487.00

15211.35

15935.70

697

N-CHP-A-2187

CHP

Charges for Marshall Demag Crane MHC 65 dismantling the defective master cylinder assembly, booster assembly from its mounting, disassembling the parts such as piston, seal kit, checking overhauling /servicing renewal of worn out parts, seal kits -1No in master cylinder seal kit – 1No in booster pump assembly dismantling ,removing the brake pedal ,brake valve, replacement of worn out brake valve - 1No . re assembling and refitting the master cylinder booster assembly with its original mounting including cost of consumables hire charges for T&P’s .

1

No

12436

12436.00

13057.80

13679.60

698

N-CHP-A-2188

CHP

Charges for dismantling and removing of defective hydraulic steering pump,from Marshall demag crane ,dis assembling ,overhauling ,servicing, of hydraulic steering pump ,renewal of worn out parts such as O rings ,seal kits,drive and driven gear,collars,re assemnling and er fitting the hydraulic steering pump with crane ,testing including cost of consumables hire charges for T&P’s .

1

No

16600

16600.00

17430.00

18260.00

68

RATE PER UNIT (Rs.)

TAMILNADU GENERATION AND DISTRIBUTION CORPORATION LIMITED Sl. No

CODE

DIVISION

DESCRIPTION OF WORK

QTY

UNIT

TOTAL AMOUNT

RATE PER UNIT (Rs.) MTPS

TTPS

NCTPS

FOPH Charges for arresting of steam leak in the following items in Fuel Oil Pump House by adopting “On line leak arresting method” including the cost of special type adopters, special chemical compound, special type of clamp including hire charges for T&P and cost of consumables. 699

N-FOPH-A-2189

CHP

25 mm dia Gate valve/ Globe valve

1

No

2466

2466.00

2589.30

2712.60

700

N-FOPH-A-2190

CHP

50 mm dia Gate valve/ Globe valve

1

No

2466

2466.00

2589.30

2712.60

701

N-FOPH-A-2191

CHP

75 mm dia Gate valve/ Globe valve

1

No

2466

2466.00

2589.30

2712.60

702 703 704 705 706

N-FOPH-A-2192 N-FOPH-A-2193 N-FOPH-A-2194 N-FOPH-A-2195 N-FOPH-A-2196

CHP CHP CHP CHP CHP

40 mm dia socket 30 mm dia pipe 78 mm dia pipe 150 mm Valve Flange. Charges for arresting of Heavy Furnace Oil Leak in 78mm dia re circulation pipe line in Fuel Oil Pump House by adopting “On Line Leak Arresting Method” including cost of special type of adopters, special chemical Compound, special type of clamps, including hire charges for T&P and cost of consumables.

1 1 1 1 1

No No No No No

2466 2466 4932 3699 5984

2466.00 2466.00 4932.00 3699.00 5984.00

2589.30 2589.30 5178.60 3883.95 6283.20

2712.60 2712.60 5425.20 4068.90 6582.40

1

no

5428

5428.00

5699.40

5970.80

1

no

5170

5170.00

5428.50

5687.00

Charges for complete overhauling of Fuel Oil Pump House heat exchanger casing and inner elements, cleaning, checking and attending any leak, conducting hydraulic test, assembling and commissioning. Charges for draining residual oil line in heat exchanger, dismantling steam line and oil line from heat exchanger Charges for dismantling of HT bolts from both end of heat exchanger unit and pulling out steam coil from heat exchanger using chain block.

707

N-FOPH-A-2197

CHP

708

N-FOPH-A-2198

CHP

709

N-FOPH-A-2199

CHP

Charges for cleaning of hardened oil deposits inside the shell and checking for defects if any.

1

no

8142

8142.00

8549.10

8956.20

710

N-FOPH-A-2200

CHP

1

no

4050

4050.00

4252.50

4455.00

711

N-FOPH-A-2201

CHP

1

no

7131

7131.00

7487.55

7844.10

712

N-FOPH-A-2202

CHP

1

no

7510

7510.00

7885.50

8261.00

713

N-FOPH-A-2203

CHP

Charges for cleaning all steam coils, inspection and marking of puncture / damages in coils, rectification of defects by welding including hydraulic test. Charges for conducting hydraulic test for steam coil assembly at 18.0 Kg/CM2 Charges for assembling of 1No heat exchanger unit by fixing steam coil in position, fixing frames, tightening of flange bolts using torque wrench Charges for connecting steam lines in its position, fixing of new gaskets and tightening properly Charges for complete overhauling of Fuel Oil Pump House steam trap including dismantling, cleaning, checking replacement of spares, assembling and commissioning. (Spares will be supplied by TANGEDCO)

1

no

4982

4982.00

5231.10

5480.20

714

N-FOPH-A-2204

CHP

Charge for removal of all insulation over the steam trap including removal of suction and delivery line flange bolts and nuts

1

No

1041

1041.00

1093.05

1145.10

715

N-FOPH-A-2205

CHP

Charges for dismantling steam trap cover and removal of all internal parts such as filter, SS bucket, pivoted clamps and nozzles

1

No

969

969.00

1017.45

1065.90

69

TAMILNADU GENERATION AND DISTRIBUTION CORPORATION LIMITED Sl. No

CODE

DIVISION

716

N-FOPH-A-2206

CHP

717

N-FOPH-A-2207

CHP

718

N-FOPH-A-2208

CHP

719

N-FOPH-A-2209

CHP

720

N-FOPH-A-2210

CHP

721

N-FOPH-A-2211

CHP

722

N-FOPH-A-2212

CHP

723

N-FOPH-A-2213

CHP

724

N-FOPH-A-2214

CHP

725

N-FOPH-A-2215

CHP

726

N-FOPH-A-2216

CHP

727

N-FOPH-A-2217

CHP

728

N-FOPH-A-2218

CHP

729

N-FOPH-A-2219

CHP

DESCRIPTION OF WORK

QTY

UNIT

TOTAL AMOUNT

Charges for cleaning all the internal parts using kerosene and through inspection of internal parts.

1

No

969

MTPS 969.00

TTPS 1017.45

NCTPS 1065.90

Charges for assembling of all the internals and providing top cover with bolts and nuts. Charges for fixing and welding the steam trap in its position and providing bolts and nuts in suction and delivery pipe. Charges for fixing insulation over the steam trap and refixing GI sheets Charges for complete overhauling of HFO pump at FOPH

1

No

969

969.00

1017.45

1065.90

1

No

969

969.00

1017.45

1065.90

1

No

1041

1041.00

1093.05

1145.10

Charges for decoupling of HFO pump from motor, removing of bed bolts and flange bolts, lifting of pump from bed and leading to repair bay Charges for complete overhauling of HFO pump including input 3Nos, impeller, liners, bearings, mechanical seal, etc.,

1

No

4868

4868.00

5111.40

5354.80

1

No

7086

7086.00

7440.30

7794.60

Charges for cleaning all pumps internals such as casing screw, screw shaft,., and inspection for any damages / defects. Charges for assembling of pump with new bearings and mechanical seal and checking for freeness of pump. Charges for transporting the overhauled pump from repair bay to pump house, positioning, alignment of pump with motor, fixing of bed bolts and flanges and conducting trial run. Charges for complete overhauling of HSD pump at FOPH including replacement of worn out spares, mechanical seal, bearing, assembling and conducting trial run. (Mechanical seal and required spares will be supplied by TANGEDCO) (Bearing No:6305 - 1no, NTN/SKF/FAG make under Contractor’s scope). Charges for decoupling of HSD pump from motor, removing of bed bolts and flange bolts, lifting of pump from bed and leading to repair bay Charges for complete overhauling of HSD pump including input shaft 3Nos, impeller, liners, bearings, mechanical seal, etc.,

1

No

5859

5859.00

6151.95

6444.90

1

No

9448

9448.00

9920.40

10392.80

1

No

9736

9736.00

10222.80

10709.60

1

No

4050

4050.00

4252.50

4455.00

1

No

6246

6246.00

6558.30

6870.60

Charges for cleaning all pumps internals such as casing screw, screw shaft, impeller, liners, etc., and inspection for any damages / defects. Charges for assembling of pump with new bearings and mechanical seal and checking for freeness of pump. Charges for transporting the overhauled pump from repair bay to pump house, positioning, alignment of pump with motor, fixing of bed bolts and flanges and conducting trial run Charges for complete overhauling of HFO drain oil pump at FOPH including replacement of worn out spares, mechanical seal, bearing, assembling and conducting trial run. (Required spares will be supplied by TANGEDCO).

1

No

5019

5019.00

5269.95

5520.90

1

No

9448

9448.00

9920.40

10392.80

1

No

9736

9736.00

10222.80

10709.60

70

RATE PER UNIT (Rs.)

TAMILNADU GENERATION AND DISTRIBUTION CORPORATION LIMITED Sl. No

CODE

DIVISION

730

N-FOPH-A-2220

CHP

731

N-FOPH-A-2221

CHP

732

N-FOPH-A-2222

CHP

733

N-FOPH-A-2223

CHP

734

N-FOPH-A-2224

CHP

735

N-FOPH-A-2225

CHP

736

N-FOPH-A-2226

CHP

737

N-FOPH-A-2227

CHP

738

N-FOPH-A-2228

CHP

DESCRIPTION OF WORK

QTY

UNIT

TOTAL AMOUNT

Charges for dismantling of drain oil pump in FOPH by decoupling of motor, removing the bolts, flange bolts, lifting and transporting to repair bay. Charges for dismantling the HFO drain oil pump casing, driving screw, liner, gland, bearing and checking straightness of the shaft, bearing condition and assembling of liner, driven screw, driving screw and casing and pump freeness.

1

No

4988

MTPS 4988.00

TTPS 5237.40

NCTPS 5486.80

1

No

13200

13200.00

13860.00

14520.00

Charges for transporting of pump from repair bay to pump bed, lowering to position, alignment the pump with motor and conducting trial run Charges for cleaning drain oil storage tank including removal of solidified oil, transferring to the storage tank, through cleaning and providing the top cover and commissioning. Charges for removal of top cover of the drain oil storage tank at FOPH

1

No

7185

7185.00

7544.25

7903.50

1

No

2085

2085.00

2189.25

2293.50

Charges for removing and lifting the solidified oil inside the storage tank to outside. Charges for leading and lifting and putting the removed oil into the HFO tank II. Charges for cleaning thoroughly inside the drain oil tank. Charges for refixing the top cover in its position and checking the level rod movements Charges for dismantling of HFO / HSD filter casing through checking of filters, cleaning, replacement of damaged element if any, assembling and commissioning. (Filter element will be supplied by TANGEDCO)

1

No

14880

14880.00

15624.00

16368.00

1

No

10056

10056.00

10558.80

11061.60

1

No

1860

1860.00

1953.00

2046.00

1

No

3526

3526.00

3702.30

3878.60

1

Opn

2510

2510.00

2635.50

2761.00

(a) Charges for dismantling of HFO lorry unloading pump by decoupling motor, removing the bed bolts and nuts, lifting and transporting to repair bay. Charges for dismantling of HFO lorry unloading pump casing, driving screw, liner, gland, bearings, shaft, ‘O’ ring, oil seals and checking straightness of shaft, bearing conditions, renewal of oil seals, ‘O’ ring, gland, cleaning and assembling of liner, driven screw, casing and pump freeness checking. Charges for transporting of pump from repair bay to pump bed, lowering to position, assembling with bed, aligning with motor and conducting trial run

1

No

5806

5806.00

6096.30

6386.60

1

No

21732

21732.00

22818.60

23905.20

1

No

21732

21732.00

22818.60

23905.20

Charges for cleaning of HFO pump inlet filter including removal and fixing Charges for dismantling of relief valve arrangements, cleaning and checking the freeness and assembling with pump

1

No

1339

1339.00

1405.95

1472.90

1

No

5428

5428.00

5699.40

5970.80

RATE PER UNIT (Rs.)

Charges for complete overhauling of HFO pump in Lorry unloading pump house including dismantling, replacement of worn out spares, bearing, ‘O’ ring, gland rope, cleaning ,freeness checking, assembling and conducting trial run. (Contractor’s scope: Bearing No: 22206 Make: NTN/SKF/FAG and ‘O’ ring). 739

N-FOPH-A-2229

CHP

740

N-FOPH-A-2230

CHP

741

N-FOPH-A-2231

CHP

742

N-FOPH-A-2232

CHP

743

N-FOPH-A-2233

CHP

71

TAMILNADU GENERATION AND DISTRIBUTION CORPORATION LIMITED Sl. No

CODE

DIVISION

DESCRIPTION OF WORK

QTY

UNIT

TOTAL AMOUNT

RATE PER UNIT (Rs.) MTPS

TTPS

NCTPS

Charges for complete overhauling of HSD pump in Lorry unloading pump house including dismantling, replacement of worn out spares, bearing, ‘O’ ring, gland rope, cleaning freeness checking, assembling and conducting trial run. (Bearing No: 22206 (1-no) NTN/SKF/FAG make and ‘O’ ring to be supplied by contractor). (Other required spares will be supplied by TANGEDCO). 744

N-FOPH-A-2234

CHP

Charges for dismantling of HSD lorry unloading pump ( Capacity 50 c.m/hrRoto make) by decoupling motor, removing the bed bolts and nuts, lifting and transporting to repair bay Charges for dismantling of HSD lorry unloading pump casing, driving screw, liner, gland, bearings, shaft, ‘O’ ring, oil seals and checking straightness of shaft, bearing conditions, renewal of oil seals, ‘O’ ring, gland, cleaning and assembling of liner, driven screw, casing and pump freeness checking

1

No

4228

4228.00

4439.40

4650.80

745

N-FOPH-A-2235

CHP

1

No

26400

26400.00

27720.00

29040.00

746

N-FOPH-A-2236

CHP

Charges for transporting of pump from repair bay to pump bed, lowering to position, assembling with bed, aligning with motor and conducting trial run.

2

No

19800

9900.00

10395.00

10890.00

747

N-FOPH-A-2237

CHP

Charges for positioning, alignment with motor of HFO/HSD pump, fixing its bed bolts, flanges, tightening and conducting trial run inclusive of hire charges for T&P and cost of consumables.

4

No

4988

1247.00

1309.35

1371.70

1

No

3582

3582.00

3761.10

3940.20

Charges for replacement of worn out spares, mechanical seal T3S100/40 and bearings, assembling and conducting trial run of HFO pump in FOPH. (Required spares will be supplied by TANGEDCO) (Mechanical seal T 3S 100/40 (1-no) with bush and Bearing No:6311C3 (1-no) NTN / SKF / FAG make is under contractor’s scope). Charges for removing bed bolts of motor, flange bolts, decoupling of motor and pump, removing motor from bed, removing bolts and nuts of bearing housing, removing bearing housing from pump, dismantling defective circlips, spacer rings, mechanical seal with bush, bearing etc.,

748

N-FOPH-A-2238

CHP

749

N-FOPH-A-2239

CHP

Charges for cleaning bearing housing, shaft drive and bearing, mechanical seal with bush, circlips, bearing housing, spacer rings and inspection for any damages/defects

1

No

2820

2820.00

2961.00

3102.00

750

N-FOPH-A-2240

CHP

1

No

6426

6426.00

6747.30

7068.60

751

N-FOPH-A-2241

CHP

1

No

7482

7482.00

7856.10

8230.20

752

N-FOPH-A-2242

CHP

Charges for assembling of mechanical seal with bush, bearing housing, bearings, circlips, spacer rings, checking for freeness of pump. Charges for positioning, alignment of pump and motor, fixing of bed bolts and flange bolts and conducting trial run. Bending & Fabrication of protective seal proof hood with the bottom stand for the hydralic power pack

1

No

18670

18670.00

19603.50

20537.00

72

TAMILNADU GENERATION AND DISTRIBUTION CORPORATION LIMITED Sl. No

CODE

DIVISION

753

N-FOPH-A-2243

CHP

754

N-FOPH-A-2244

CHP

755

N-FOPH-A-2245

CHP

756

N-FOPH-A-2246

CHP

757

N-FOPH-A-2247

CHP

758

N-FOPH-A-2248

CHP

759

N-FOPH-A-2249

CHP

760

N-FOPH-A-2250

CHP

761

N-FOPH-A-2251

CHP

762

N-FOPH-A-2252

CHP

763

N-FOPH-A-2253

764

DESCRIPTION OF WORK

QTY

UNIT

TOTAL AMOUNT

Charges filling the grease tank with fresh grease, charging the pipelines and check all the distribution points for proper greasing and connect the greasing points after through flushing to remove the rust/foreign particles in the new pipes and provide necessary protective coverings on the seamless pipe and re-commissioning the system

1

Set

27335

MTPS 27335.00

TTPS 28701.75

NCTPS 30068.50

Charges for acid pickling and oil flushing of the main oil tank, hydraulic pipelines, return line filter, hydraulic valves & oil level indicator etc., by using the chemical agent for removing the dirt and corression. Charges for aligning the pipes with the joints, supports fixing Charges for arrangement for cold cutting the existing damaged / eroded pipes from HFO RC lines such as cleaning the surface area from rust and oil, providing necessary pipe support and flame arresting for safety

1

No

26790

26790.00

28129.50

29469.00

1

Opn

34655

34655.00

36387.75

38120.50

1

Opn

17430

17430.00

18301.50

19173.00

Charges for arresting of vapour gases and HFO Oil by providing special type of plunger including clay, fire resistant cloth and by packing clay tightly 2 feet inside the existing pipe before welding Charges for assembling spiral bevel input pinion & wheel,1st& 2ndintermediate shaft & wheel and output shaft & wheel in the gear box casing. Charges for assembling the piston rod with piston, fixing of the rod seals and piston seal by special purpose hydraulic tool kit Charges for assembling the piston rod with piston, fixing of the rod seals and piston seal by special purpose hydraulic tool kit Charges for boring the hydraulic cylinder bore to the required size on a horizontal boring m/c Charges for carrying out wrapping coating of 150NB pipeline @ Dust Suppression of ICHS Coal yard.

1

Opn

46800

46800.00

49140.00

51480.00

1

No

18152

18152.00

19059.60

19967.20

1

No

21414

21414.00

22484.70

23555.40

1

No

10707

10707.00

11242.35

11777.70

1

No

22470

22470.00

23593.50

24717.00

5

M

2312

462.40

485.52

508.64

CHP

Charges for checking and cleaning all the electrical components such as relay , contactors, connectors, control fuses inside the AC Package units and checking the main control panel.

1

No

2568

2568.00

2696.40

2824.80

N-FOPH-A-2254

CHP

Charges for checking and inspection of the worn out pump, cleaning the pump internals such as pump casing, pump shaft, vanes and other internals and grinding / reconditioning the worn out internals.

1

No

38900

38900.00

40845.00

42790.00

765

N-FOPH-A-2255

CHP

1

No

13384

13384.00

14053.20

14722.40

766

N-FOPH-A-2256

CHP

1

Opn

33654

33654.00

35336.70

37019.40

767

N-FOPH-A-2257

CHP

Charges for cleaning the 1 stintermediate pinion,2ndintermediate wheel,2ndintermediate pinion inspecting the 1stintermediate pinion,2ndintermediate wheel,2ndintermediate pinion. Charges for cleaning the area in and around the HFO RC lines and surroundings and collecting the scraps devolute NCTPS Store Charges for cleaning the evaporator coil, return pipe line, suction header, condenser coil, air filter and blower inside with compressed air, soap water, nylon brush

1

No

1501

1501.00

1576.05

1651.10

73

RATE PER UNIT (Rs.)

TAMILNADU GENERATION AND DISTRIBUTION CORPORATION LIMITED Sl. No

CODE

DIVISION

768

N-FOPH-A-2258

CHP

769

N-FOPH-A-2259

CHP

770

N-FOPH-A-2260

CHP

771

N-FOPH-A-2261

CHP

772

N-FOPH-A-2262

773

QTY

UNIT

TOTAL AMOUNT

Charges for cold cutting by special machine and fixtures with necessary special arrangements to avoid any sparking and removal of existing damaged pipes

1

Opn

30256

MTPS 30256.00

TTPS 31768.80

NCTPS 33281.60

Charges for cold cutting of the seamless pipes to the required sizes, by marking, bending by cold bending process, end preparations, filing the ends of pipes, copper tubes, welding the pipe clamps in position and erecting the seamless pipes and the grease distribution points. Charges for commissioning and testing the operation of New Flap type Gate by manual and electrical and normalizing. Charges for complete cleaning and reassembling the hydraulic power pack with hydraulic pump, Directional control valve, Pressure relief valve, Throttle valve, return filter, Solenoid switches, oil level indicator, temperature gauge, pressure gauge, hydraulic pipes & fittings, sub plates etc.,

1

Set

22904

22904.00

24049.20

25194.40

1

set

10284

10284.00

10798.20

11312.40

1

No

112840

112840.00

118482.00

124124.00

CHP

Charges for complete dismantling of the badly corroded/rusted Seamless Pipelines, distribution points, broken copper tubes, grease ripples and cleaning the entire area of the pipe routes.

1

Set

23778

23778.00

24966.90

26155.80

N-FOPH-A-2263

CHP

Charges for complete overhauling of the Auto grease lubrication unit including grease pump, stainers, valves, replace the damaged grease distribution points and correct all the grease points inside the discharge chute for the slewing ring mechanism with flexible hoses.

1

Set

30205

30205.00

31715.25

33225.50

774

N-FOPH-A-2264

CHP

1

No

6987

6987.00

7336.35

7685.70

775

N-FOPH-A-2265

CHP

Charges for conducting hydraulic testing of the assembled hydraulic cylinder on a hydraulic test bed for withstanding Charges for conducting hydraulic testing of the assembled hydraulic cylinder on a hydraulic test bed for withstanding the required test pressure of 105 bar.

1

No

3896

3896.00

4090.80

4285.60

776

N-FOPH-A-2266

CHP

1

Opn

22180

22180.00

23289.00

24398.00

777

N-FOPH-A-2267

CHP

1

No

14792

14792.00

15531.60

16271.20

778

N-FOPH-A-2268

CHP

Charges for design & fabrication of special fixtures for complete cleaning of HFO oil which are accumulated inside the pipe to avoid any sparking during special type of welding Charges for dismanting the spiral bevel input pinion, spiral bevel wheel and its bearing & oil seals dismantling the input assembly, removing the bearing by using special type of puller inspecting the spiral bevel input pinion, spiral bevel wheel all bearing and oil seal, replace if required. Charges for dismantling & checking the blower motor bearing , pillow block & bearing, renewal of wornout bearings and ‘V’ belts and checking the running condition of the blower,checking air flow

1

No

5136

5136.00

5392.80

5649.60

1

No

2878

2878.00

3021.90

3165.80

779

N-CHP-A-2269

CHP

DESCRIPTION OF WORK

Charges for dismantling & fixing of vibrator side plate Charges for dismantling and checking the condenser fan motor,motor fan blade and checking the condenser coil for any gas leak

74

RATE PER UNIT (Rs.)

TAMILNADU GENERATION AND DISTRIBUTION CORPORATION LIMITED Sl. No

CODE

DIVISION

780

N-CHP-A-2270

CHP

781

N-CHP-A-2271

782

DESCRIPTION OF WORK

QTY

UNIT

TOTAL AMOUNT

Charges for dismantling damaged hydraulic pipes and fittings, main oil tank, level gauge, oil level indicator, pressure / temperature gauges, return filter, Directional control valve, Pressure relief valve & sub plates etc from the hydralic power pack.

1

No

47320

MTPS 47320.00

TTPS 49686.00

NCTPS 52052.00

CHP

Charges for dismantling of HFO / HSD filter casing through checking of filters, cleaning, replacement of damaged element if any, assembling and commissioning. (Filter element will be supplied by TANGEDCO)

1

Opn

1685

1685.00

1769.25

1853.50

N-CHP-A-2272

CHP

Charges for dismantling of output shaft, output wheel and its bearings & oil seal by using special type of puller and inspecting output shaft, output wheel and its bearings & oil seal Replacing if required.

1

No

16200

16200.00

17010.00

17820.00

783

N-CHP-A-2273

CHP

1

No

15960

15960.00

16758.00

17556.00

784

N-CHP-A-2274

CHP

Charges for dismantling of the wornout fluid coupling by dismantling the half couplings halves on both sides of fluid coupling and loosening the bed belts of the fluid coupling and lowering to ground level. Charges for dismantling of vibrator side plate & bearing housing supporting plates on both ends and bucker up frame panel

1

No

15392

15392.00

16161.60

16931.20

785

N-CHP-A-2275

CHP

Charges for dismantling the A/C Package panel cover front ,rear and side ,checking the suction and liquid line valves, expansion valve, HP&LP cutout, checking air flow and leak testing the entire system

1

No

5136

5136.00

5392.80

5649.60

786

N-CHP-A-2276

CHP

Charges for dismantling the existing chute for facilitating to Erection of New Flap type Gate and refixing of chute after erection of New Flap type Gate, including scaffolding arrangements.

1

set

32020

32020.00

33621.00

35222.00

787

N-CHP-A-2277

CHP

1

No

11512

11512.00

12087.60

12663.20

788

N-CHP-A-2278

CHP

Charges for dismantling the pump by removing the suction, discharge pipe line connections from the pump bed from the power pack. (40 KW motor) Charges for dismantling the pump casing, pump shaft, rotary carry piston assembly wear rings, bearings, bearing disk etc.,.

1

No

21520

21520.00

22596.00

23672.00

789

N-CHP-A-2279

CHP

1

No

11094

11094.00

11648.70

12203.40

790

N-CHP-A-2280

CHP

Charges for draining the contaminated oil from defective gear box, opening the top cover of the gear box by removing the bolt & nuts, dismantling the internals from the gear box. Charges for draining the HFO oil which is drained from HFO RC line from pumping station to HFO tank, collection and loading to HFO tank and cleaning the area(Approx 20KL) Charges for Erection , Testing and Commissioning of Hydraulic Braking system for replacement of the existing wornout/damaged Electro Hydraulic Brake for Recalimer rail clamp and Travelling Tripper.

1

K:

3512

3512.00

3687.60

3863.20

791

N-CHP-A-2281

CHP

1

Set

86400

86400.00

90720.00

95040.00

792

N-CHP-A-2282

CHP

Charges for erection of Elec control panel and PLC panel and integerating with main PLC Charges for erection of fabricated pipes which is involves leading, lifting and positioning the new pipes with suitable special equipments

1

Opn

28268

28268.00

29681.40

31094.80

75

RATE PER UNIT (Rs.)

TAMILNADU GENERATION AND DISTRIBUTION CORPORATION LIMITED Sl. No

CODE

DIVISION

793

N-CHP-A-2283

CHP

794

N-CHP-A-2284

795

DESCRIPTION OF WORK

QTY

UNIT

TOTAL AMOUNT

Charges for Erection of Hydraulic Braking Unit - 8Nos by fixing the mounting clamp,brake liners etc.,

1

Set

113888

MTPS 113888.00

TTPS 119582.40

NCTPS 125276.80

CHP

Charges for Erection of Hydraulic power pack assembly by providing Hydraulic pump - 2 Nos ,press relief valve(1no), needle valve(1no), check valve(1no), direction control valve(2nos),return line filter(2nos), oil level gauge, etc.,

1

Set

130068

130068.00

136571.40

143074.80

N-CHP-A-2285

CHP

1

set

12740

12740.00

13377.00

14014.00

796

N-CHP-A-2286

CHP

Charges for erection of new skirt board assembly in Conveyor tail end by leading, lifting, positioning, making holes on the stringer post, fixing, aligning, tightening and welding. Charges for erection of Skirt board assembly for 1800mm B/W conveyors (Size: 500m x 1500mm long) Charges for fabricating and erecting the supports near New Flap type Gate and actuator removing the supports from chutes including scaffolding arrangements.

1

set

31130

31130.00

32686.50

34243.00

797

N-CHP-A-2287

CHP

Charges for filling of oil in the hydraulic power pack,flushing of hydraulic pipe lines and Commissioning the entire system.

1

Set

69830

69830.00

73321.50

76813.00

798

N-CHP-A-2288

CHP

1

No

22470

22470.00

23593.50

24717.00

799

N-CHP-A-2289

CHP

1

No

2758

2758.00

2895.90

3033.80

800

N-CHP-A-2290

CHP

1

No

2758

2758.00

2895.90

3033.80

801

N-CHP-A-2291

CHP

1

Set

41444

41444.00

43516.20

45588.40

802

N-CHP-A-2292

CHP

1

No

55320

55320.00

58086.00

60852.00

803

N-CHP-A-2293

CHP

1

set

32020

32020.00

33621.00

35222.00

804

N-CHP-A-2294

CHP

Charges for final machining of the Rod eye and Rear clevis for fixing of the end bearings on a horizontal boring m/c Charges for fixing of bearings into the Rod eye and Rear clevis and bellows in the piston rod Charges for fixing of bearings into the Rod eye and Rear clevis and bellows in the piston rod Charges for fixing of hydraulic pipes (10mm&25mm) by cutting,crimping,fixing ferrules,connecting hoses & fittings, oil seals, ‘O’ rings, gasket(1set), etc., Charges for fixing of vibrator side plate with bearing housing supporing plate which involves leading, lifting & fixing. Charges for fixing the New Flap type Gate assembly with chute, tightening, carrying out minor modification in the connecting discharge and feed chutes and welding. Charges for honing the cylinder for precision bore diameter on a special purpose honing machining including final polishing

1

No

31458

31458.00

33030.90

34603.80

805

N-CHP-A-2295

CHP

1

set

41118

41118.00

43173.90

45229.80

806

N-CHP-A-2296

CHP

1

No

3966

3966.00

4164.30

4362.60

807

N-CHP-A-2297

CHP

1

No

23620

23620.00

24801.00

25982.00

808

N-CHP-A-2298

CHP

Charges for lifting, leading and positioning the New Flap type Gate in the chute. Charges for localized stress releasing of the weld joints Charges for maintenence of the A/C Package a ICHS control room (capacity 11TR), checking the main control panel and normalizing the system Charges for mounting defective boom luffing hydraulic power pack in hydraulic inspection testing belt for identifying the defects in the power pack and checking the working pressure. Charges for oil toping, testing & commissioning of hydraulic power pack and tuning to the required pressure and checking the system operation.

1

No

31720

31720.00

33306.00

34892.00

76

RATE PER UNIT (Rs.)

TAMILNADU GENERATION AND DISTRIBUTION CORPORATION LIMITED Sl. No

CODE

DIVISION

809

N-CHP-A-2299

CHP

DESCRIPTION OF WORK

Charges for Overhauling / reconditioned of fluid coupling by dismantling all the internals such as runner, impeller, ourter casing, bearings, input & output shafts, fixing brackets& complete cleaning, checking dimensions of input / output shafts, casings and reassembling with new bearings and reconditong if ncessary.

QTY

UNIT

TOTAL AMOUNT

1

No

28287

MTPS 28287.00

TTPS 29701.35

NCTPS 31115.70

RATE PER UNIT (Rs.)

Charges for overhauling / reconditioning of boom luffing/Cabin / Bypass hydraulic power pack of Sacker / Reclaimer. Charges for Overhauling / Reconditoining of fluid coupling of models SC-9(110 kw), SC-11(610 kw), SC-14(750kw), DFC-1040(900 KW), 23 SCR(290 kw),26SCR(610 kw), CDIR 584(110 kw), CDIR 370 (110 kw) & PST-570.(250 kw) 810

N-CHP-A-2300

CHP

Charges for preparation of existing chute to suit new New Flap type Gate assembly, carrying out necessary modification of chute, fabrication of flanges according to chute, drilling holes on the flanges, welding the fabricated flanges around chute including scaffolding arrangemen

1

set

38318

38318.00

40233.90

42149.80

811

N-CHP-A-2301

CHP

1

Opn

10386

10386.00

10905.30

11424.60

812

N-CHP-A-2302

CHP

Charges for providing clamp expansion arrangement in the HFO RC pipes Charges for providing Dummy in HFO tank – I and HFO tank – II, Inlet valves, RC valves, pumps Inlet valves, pumps outlet valves, Heat exchanger inlet valves and outlet valves, boiler and closing of all valves of three units of FOPH .

1

Opn

24081

24081.00

25285.05

26489.10

813

N-CHP-A-2303

CHP

Charges for reconditioning / replacing the worn out/failed spares like seal kit, ‘O’ ring with oil seal, Bearing set, main shaft, intermediate, rotary carry with piston assembly and reassembling

1

No

38900

38900.00

40845.00

42790.00

1

No

2680

2680.00

2814.00

2948.00

1

Opn

29576

29576.00

31054.80

32533.60

814

N-CHP-A-2304

CHP

815

N-CHP-A-2305

CHP

Charges for reconditioning of hydraulic cylinder for Reclaimer / Stacker Boom luffing hydraulic cylinder Size 250 /180 dia (bore) x 140/110 dia (piston rod )x 1640/1100 mm (stroke length)(ECHS) and (Size dia 220 /300 mm/ (Piston) x dia 140 / 190mm (Piston rod) x dia 1750 / 2500mm stroke length) Charges for reconditioning of hydraulic cylinder for Stacker bypass hydraulic cylinder (Size dia 140 mm (Piston) x dia 90mm (Piston rod) x dia 1900mm stroke length) Charges for reconditioning of pneumatic control valve for oil & steam which involves dismantling of diaphragm, pneumatic actuator bonnet, checking of valve seat plug reconditioning of worn out portion by metal filling, machining, grinding and fine lapping to suit with valve seat and re assembling including hire charges and cost of consumables. Charges for releasing all Dummies and opening of all valves of three units for system operation and system normalizing

77

TAMILNADU GENERATION AND DISTRIBUTION CORPORATION LIMITED Sl. No

CODE

DIVISION

816

N-CHP-A-2306

CHP

817

N-CHP-A-2307

CHP

818

N-CHP-A-2308

CHP

819

N-CHP-A-2309

CHP

820

N-CHP-A-2310

CHP

821

N-CHP-A-2311

822

DESCRIPTION OF WORK

QTY

UNIT

TOTAL AMOUNT

Charges for removal of old Insulation that involves dismantling of aluminum sheet, wool and repositioning of heat tracing cable for inspection purpose from the existing pipes of HFO RC lines without damages to other unit lines . Charges for removal of spillage oil in and around the HFO RC lines of unit I, II, III and cleaning the surroundings of HFO recirculation lines and its trench for safety purpose Charges for removal of worn-out / damaged skirt board assembly and skirt sealing system by cutting and dismantling the skirt board, skirt rubber and skirt sealing in Conveyor. Charges for removing the half coupling from the wornout fluid coupling shaft on both sides and machining to required dimensions, key way cutting and inserting the spare coupling. Charges for setting the gear back lash, fixing the top cover of the gear box after applying the anabond, tightening the bolt & nuts with proper gasket, filling gearbox oil upto the required level.

1

M2

560

MTPS 560.00

TTPS 588.00

NCTPS 616.00

1

Opn

32064

32064.00

33667.20

35270.40

1

set

7280

7280.00

7644.00

8008.00

1

No

25848

25848.00

27140.40

28432.80

1

No

15624

15624.00

16405.20

17186.40

CHP

Charges for vacumizing the entire system pressure testing of A/C package Unit(11 TR) with Nitrogen with necessary adaptors, leak checking and arresting by brazing, charging the Refrigerant system completely and commissioning the A/C package Unit

1

No

6390

6390.00

6709.50

7029.00

N-CHP-A-2312

CHP

Charges for welding the cracked grills / trash screen, replacement of damaged / worn-out grill and tie beams with new one, welding the side cover plate & providing ribs for strengthening the grill and tie beams of Trash Screen A/B.

1

No

12978

12978.00

13626.90

14275.80

823

N-CHP-A-2313

CHP

1

No

13992

13992.00

14691.60

15391.20

824

N-CHP-A-2314

CHP

Dismantling the hydraulic cylinder parts like piston rod, piston, Rod eye, cylinder pipe, check valves etc on hydraulic press.

1

No

9252

9252.00

9714.60

10177.20

825

N-CHP-A-2315

CHP

1

No

5500

5500.00

5775.00

6050.00

826

N-CHP-A-2316

CHP

1

No

3950

3950.00

4147.50

4345.00

827

N-CHP-A-2317

CHP

Erection of new heat exchanger coil , drawal of new heat exchanger coils from stores and devolution of the removed heat exchanger coils to NCTPS stores. Erection of new steam trap for drawal of new steam trap from stores and devoluting of the removed steam trap to NCTPS stores. Erection, testing & commissioning of Hydraulic oil centrifuge filtering system for hydraulic power packs of Stacker & Reclaimer.

1

Set

20424

20424.00

21445.20

22466.40

828

N-CHP-A-2318

CHP

fabrication of 88.9 OD seamless pipe for 36 meters (IBR quality) pipes which involves transport of material to FOPH site, measuring, cutting, grinding, welding of joints, flanges and support etc.,& inspection by NDT method on welding joints , Hydraulic testing of pipes

1

Opn

58140

58140.00

61047.00

63954.00

CONVEYORS OF 2000TPH Dismantling the hydraulic cylinder parts like piston rod, piston, Rod eye, cylinder pipe, check valves etc on hydraulic press.

78

RATE PER UNIT (Rs.)

TAMILNADU GENERATION AND DISTRIBUTION CORPORATION LIMITED Sl. No

CODE

DIVISION

DESCRIPTION OF WORK

QTY

UNIT

TOTAL AMOUNT

RATE PER UNIT (Rs.) MTPS

TTPS

NCTPS

Fabrication, erection, testing & commissioning of suitable motorized gate arrangement (Flap type Gate) after dismantling the worn out/ damaged sector gate assembly. FOPH Overhauling / reconditioning of defective hydraulic variable displacement pump for Boom Luffing hydraulic power pack of Reclaimer / Sacker and By pass chute hydraulic power pack of Stacker Overhauling of Gear box SBN355(250 kw), KCN 560(610 KW), SCN-630(610 KW) Replacement of damaged / wornout 3rd unit HFO Recirculation line by providing new seamless pipe and normalizing the system by on line (while unit is in service) 829

N-CHP-A-2319

CHP

830

N-CHP-A-2320

CHP

831

N-CHP-A-2321

CHP

832

N-EM-A-2001

EM

833

N-EM-A-2002

EM

834

N-EM-A-2003

EM

Rough machining the Rod eye (1no) rear flange (1no) and Rear clevis (1no) to the required size and dimensions on a lath m/c /Vertical boring m/c STACKER & RECLAIMER FOR 2000 TPH Ultrasonic testing of the Welding joint VIBRATOR CAP: 2000 TPH Welding of the Rear flange, Rear clevis and Rod eye with hydraulic cylinder pipe and piston rod end with over cords. elding rod . ELECTRICAL MAINTENANCE POWER TRANSFORMER Charges for damaged Marshalling Box, NGT’s, Cover and base plates replacement. (including Eseavation of jelly at transformer yard up to 2 Feet and refilling the same of the work, Providing temporary support to the Marshalling Box and releasing after the work, Replacing the damaged side plates, Fabricating and base channels by gas cutting, welding new 100 mm base channels, fabricating and welding, new plates with 3 mm M.S. sheets, Painting the marshalling kiosk outside with AC Black paint and smoke gray paint, Releasing the earth connection and re connection with new GI earth flats, Providing new fasteners and tightening the new plates with marshalling kiosks, Releasing the NGT top lids by gas cutting works, Lifting & plain the NGT safely, Replacing the NGT inside the tank after renovation)

1

No

21609

21609.00

22689.45

23769.90

1

No

2762.5

2762.50

2900.63

3038.75

1

No

9100

9100.00

9555.00

10010.00

1

No

16938

16938.00

17784.90

18631.80

Charges for overhauling of 245KV SF6 Gas circuit breaker both mechansium & pole unit assembly single limb. Charges for dismantling existing demaged M.S. Pipe and fabrication work included welding, cutting, finishing and erection of new pipe in D.G sets

1

No

29940

29940.00

31437.00

32934.00

1

No

1315

1315.00

1380.75

1446.50

79

TAMILNADU GENERATION AND DISTRIBUTION CORPORATION LIMITED Sl. No

CODE

DIVISION

835

N-EM-A-2004

EM

836

N-EM-A-2005

EM

837

N-EM-A-2006

EM

838

N-EM-A-2007

839

DESCRIPTION OF WORK

QTY

UNIT

TOTAL AMOUNT

DG sets work:Charges for Main stator & rotor / exciter - stator & rotor / F-class Insulation with CTC / Quiring with pole bolt alignment cleaning and overheating IR value/ resistance value / Megger improving for basic residual voltage improving dynamic balancing / Growler / Drop testing / for main rotor / stator / exciter/ rotor stator RR / Assembly from and rear bearings lubricating testing etc., with F-Class insulation with nomex lamination with double layer & double coated insulation wire machinery routing & binding with fiber glass insulation & output terminal cable and also high rating fiber glass cables completely under F-Class insulation as per STD for DG sets.

1

No

49824

MTPS 49824.00

TTPS 52315.20

NCTPS 54806.40

AC alternator base frame positioning, alternator to engine run out phase out alignment with load testing with final reporting charges. Charges for releasing the damaged top lid plate, disconnection of all cables and earth links, cleaning of NGTs with blower, painting of inner and outer side of NGTs and fabrication of new lid plate of 3 mm thick with proper holes, gaskets, reconnection, releasing cables, providing 1 No 1C x 400 sq.mm cable termination and providing earth connection of NGTs of station transformer

1

No

12420

12420.00

13041.00

13662.00

1

No

3056

3056.00

3208.80

3361.60

EM

Fabrication, fixing of bottom plates with proper holes tightness checking and closing of unwanted holes by using foam etc

1

No

761.5

761.50

799.58

837.65

N-EM-A-2008

EM

Charges for providing of earth arrangement of Service transformer including of dismantling of RCC floor, erection of earth electrode with earth electrolyte powder, laying of new earth plate and providing of PCC floor.

1

No

2375

2375.00

2493.75

2612.50

840

N-EM-A-2009

EM

1

No

23772

23772.00

24960.60

26149.20

841

N-EM-A-2010

EM

Opening the man holes entering the 250 MVA generator transformer, releasing the connections of Tap switch assembly with OLTC top cover & DM box, releasing of equalizer pipelines, diverter switch assembly from transformer and shifting to the office store for safe keeping for a unit 250 MVA generator transformer inspection holes Opening, releasing of LV turret & removing of LV link connections, LV turret with bushing from bushing turret base and safe keeping at DG set /house for a Unit

1

No

22842

22842.00

23984.10

25126.20

842

N-EM-A-2011

EM

Releasing all bolts & nuts of failed GT bell cover, cleaning the bolts & nuts with washers and safe keeping in the pocket store & preparation for opening of bell cover by using crane for a Unit

1

No

8328

8328.00

8744.40

9160.80

80

RATE PER UNIT (Rs.)

TAMILNADU GENERATION AND DISTRIBUTION CORPORATION LIMITED Sl. No

CODE

DIVISION

843

N-EM-A-2012

EM

844

N-EM-A-2013

EM

845

N-EM-A-2014

EM

846

N-EM-A-2015

EM

847

N-EM-A-2016

EM

848

N-EM-A-2017

EM

849

N-EM-A-2018

EM

850

N-EM-A-2019

EM

851

N-EM-A-2020

EM

852

N-EM-A-2021

EM

853

N-EM-A-2022

EM

854

N-EM-A-2023

EM

DESCRIPTION OF WORK

QTY

UNIT

TOTAL AMOUNT

Loading, transporting of heavy 9'' ×10"×5" sized teakwood sleepers from the pocket store, unloading at the repair bay & lifting, shifting and placing of GT bell cover on the sleeper woods after completion of the open inspection - again the bell cover lifting, shifting and positioning on the transformer base compartment and tightening the all bolts and nuts for a Unit

1

No

23696

MTPS 23696.00

TTPS 24880.80

NCTPS 26065.60

After inspection, assembly of GT diverter switch in diverter compartment, refixing the oil top cover and closing of all opening holes for a Unit Cleaning of ESP HVRT,EERM CERM and HVRT Floor 32 mtr floor for a period of 180 days. Ash cleaning in ESP HVR transformer floor 32 mtr. (5250 sq.mtr x 2 times). Cleaning of one set of HVR transformer, EERM and CERM motors (72 x 2 times) (provision of consumables, like colour baniyan wastes and cotton wastes are contract’s scope). Annual maintenance of HVR transformer. Weekly maintenance of HVR transformer. ESP HVR Transformer defective replacement work Charges for dismantling ESP - failed HVR Transformer from ESP Roof top to `0’ meter level and shifting the failed HVR Transformer `0’ meter to NCTPS stores for devolution works( Including cost of lifting, lowering Hoist available in 32 mtr and transporting charges and hire charges for tools & plants, chain block etc., and consumables)

1

No

11850

11850.00

12442.50

13035.00

1750

sq m

17927

10.24

10.76

11.27

2

set

624.5

312.25

327.86

343.48

4

Nos

1742

435.50

457.28

479.05

12

Nos

740

61.67

64.75

67.83

1

No

12270

12270.00

12883.50

13497.00

Charges for Transporting new spare HVR Transformer from NCTPS stores to `0’ meter level/ESP and `0’ meter to ESP Roof top . Erection & commissioning of New spare HVR Transformer in location ( Including cost of lifting, lowering and transporting charges and hire charges for tools & plants, chain block etc.

1

No

13110

13110.00

13765.50

14421.00

Charges for Modification of HVR Transformer bed frame works. Spray painting of ESP HVR Transformer outside body, Duct ,inside & outside of field disconnecting switch box. Charges for cleaning with emery sheet on rusted area and soap water washing the external body of HVR Transformer, Duct and Field Disconnecting switchbox with Two coats of painting with enamel smoke Grey colour paint. Dismantling ,Fabrication & Erection LT Bus Duct of 500KVA & 630 KVA CWPH Transformers A & B

1

No

9096

9096.00

9550.80

10005.60

10

sq m

649

64.90

68.15

71.39

2

Nos

7638

3819.00

4009.95

4200.90

1

No

6324

6324.00

6640.20

6956.40

Charges for Dismantling the entire bus duct and fabrication , Erection the bus duct enclosures of 500KVA & 630 KVA CWPH Transformer A & B with rainhood Charges for Fabrication and Erection the entire LT Bus Duct and Fabricating ,Erection the bus duct enclosures of 500 KVA & 630 KVA CWPH Transformers with rainhood

81

RATE PER UNIT (Rs.)

TAMILNADU GENERATION AND DISTRIBUTION CORPORATION LIMITED Sl. No

CODE

DIVISION

855

N-EM-A-2024

EM

856

N-EM-A-2025

EM

857

N-EM-A-2026

EM

858

N-EM-A-2027

EM

859

N-EM-A-2028

EM

860

N-EM-A-2029

EM

861

N-EM-A-2030

EM

862

N-EM-A-2031

EM

863

N-EM-A-2032

EM

864

N-EM-A-2033

EM

865

N-EM-A-2034

EM

866

N-EM-A-2035

EM

867

N-EM-A-2036

EM

868

N-EM-A-2037

EM

869

N-EM-A-2038

870

DESCRIPTION OF WORK

QTY

UNIT

TOTAL AMOUNT

LT Bus Ducts A & B in CWPH Spray Painting (Red Oxide with Epoxy Paint ) Charges for ESP Zero meter hopper heater cable tray fabrication and erection of cable tray including cutting ,welding and support refixing. Charges for ESP Zero meter removal & refixing of hopper heaters junction box including cutting and welding Charges form ESP Zero meter hopper heaters fixing in its frame including termination of power cable. 210 MW Generator Charges for Daily cleaning of Generator brush gear assembly & changing of worn out brushes if required / necessary for one unit daily twice. charges for Cleaning of pipe lines of stator water system and greasing of SWP, SWVP, Stator water expansion tank vacuum pump.

10

sq mtr

258.3

MTPS 25.83

TTPS 27.12

NCTPS 28.41

1

No

1320

1320.00

1386.00

1452.00

72

Nos

70008

972.33

1020.95

1069.57

12

Nos

1101

91.75

96.34

100.93

3

Opn

363.375

121.13

127.18

133.24

3

Opn

181.203

60.40

63.42

66.44

charges for Hydrogen gas drier and vapour extraction equipment cleaning. charges for Daily cleaning of seal oil unit (SOP, SOVP, oil pipe lines, SOVEF) and LLD unit. charges for Cleaning of duplex filters, simplex filter and stator water mechanical filters whenever necessary (Approx. 06 time during the period of one month).

3

Opn

181.203

60.40

63.42

66.44

3

Opn

181.203

60.40

63.42

66.44

1

Opn

969

969.00

1017.45

1065.90

charges for Replacement of CO2 Cylinder valves and hydrostatic testing of CO2 cylinders Charges for fabrication and replacement of 50 NB Service water pipe line with suitable flange including welding joint Charges for Overhauling of defective Hydrogen compressor Reconditioninng of Defective Cell at Hydrogen Plant Charges for fabrication and supply of new Hub for 6.6 KV,1100 KW,1490 RPM, HT FD Fan Motor and 6.6 KV,1250 KW,1490RPM PA Fan Motor cooling fan.

1

NO

395

395.00

414.75

434.50

1

No

660.5

660.50

693.53

726.55

1

No

31010

31010.00

32560.50

34111.00

1

No

7270

7270.00

7633.50

7997.00

1

No

8970

8970.00

9418.50

9867.00

EM

Charges for fabrication and supply of new Hub for 6.6 KV,380 KW,590 RPM, HT Mill Motor cooling fan.

1

No

7602

7602.00

7982.10

8362.20

N-EM-A-2039

EM

1

No

10152

10152.00

10659.60

11167.20

871

N-EM-A-2040

EM

1

Opn

1314

1314.00

1379.70

1445.40

872

N-EM-A-2041

EM

Charges for fabrication and supply of 1 no new cooling fan for 6.6 KV,1100 KW,1490 RPM, HT FD Fan Motor and 6.6 KV,1250 KW,1490RPM PA Fan Motor cooling fan Charges for clenining the outer surface of 415V 37 KW ,2960 RPM seal air fan motor 9 nos and 415V, 2.2 KW, 910 RPM, mill LOP motor 18 Nos for all three units at NCTPSI Charges for clenining the outer surface of 415V 22 KW ,1460 RPM ignitor air fan motor 6 nos and 415V, 5.5 KW, 2910 s RPM, scanner air fan motor 6 Nos, 415 V 11 KW 1460 RPM, air pre heater motors 12 Nos , 415 V, 0.75 KW 1460 RPM, support bearing LOP motor , 12 Nos , 415 V, 0.55 KW 910 RPM, guide bearing LOP Motor, 12 Nos for all three units at NCTPS-I

1

Opn

2628

2628.00

2759.40

2890.80

82

RATE PER UNIT (Rs.)

TAMILNADU GENERATION AND DISTRIBUTION CORPORATION LIMITED Sl. No

CODE

DIVISION

873

N-EM-A-2042

EM

874

N-EM-A-2043

EM

875

N-EM-A-2044

EM

876

N-EM-A-2045

EM

877

N-EM-A-2046

EM

878

N-EM-A-2047

EM

879

N-EM-A-2048

EM

880

N-EM-A-2049

EM

881

N-EM-A-2050

EM

882

N-EM-A-2051

EM

DESCRIPTION OF WORK

QTY

UNIT

TOTAL AMOUNT

Charges for cleanining the outer surface of 415V, 5.5 KW, 1460 RPM, coal feeder motor 18 Nos , 415V, 0.25 KW, 910 RPM, clean out conveyor motor , 18 Nos, and inner side of tacho dyno drive motor, 18 Nos for all the three units at NCTPSI. Charges for cleaning the 415v, 5.5 KW, 2910 RPM, Boiler fill pump motor 3 Nos, 415V, 9.3 KW, 2960 RPM, hot well make up pump motor ,6 Nos, 415V, 1.5 KW 1460,RPM, PA fan LOP motor , 12 Nos, 415 V, 7.5 KW 1460 RPM, Scrappper feeder motor ,6 Nos, 415V, 11 KW, 1460 RPM, CG motor 6 Nos, 415V, 7.5 KW, 2960 ,RPM, service water booster pump motor , 2 Nos, 415V, 30 kw, 2960, rpm, Aph WATER WASH PUMP MOTOR for all three units.at NCTPS-I.

1

Opn

1314

MTPS 1314.00

TTPS 1379.70

NCTPS 1445.40

1

Opn

1314

1314.00

1379.70

1445.40

Charges for cleaning the outer surface of 6.6 KV,380 KW, 590 RPM,HT Mill motor ,18 Nos for all the three units at NCTPS-I. Charges for cleaning the outer surface of 6.6 kv , 1500 KW, 745 RPM, ID Fan motor 6 Nos, 6.6 KV, 1100 KW FD Fan motor-6 Nos, ,6.6 KV, 1250 kw, ,1480 RPM, PA Fan motor-6 Nos for all the three units at NCTPS-I. Charges for fabrication of new cooling fan with hub suitable for 6.6 KV, 300 KW, 1480 RPM, KIRLOSKAR make RWP motor at RWPH/NCTPS-I Charges for cleaning & applying 1 coat of Epoxy Rust o cap primer to a DFT of not less than 75 microns.

1

Opn

2628

2628.00

2759.40

2890.80

1

Opn

1752

1752.00

1839.60

1927.20

1

No

9235

9235.00

9696.75

10158.50

10

sq.m

369

36.90

38.75

40.59

Charges for cleaning & applying 1 coat of Epoxy micaceous iron oxide pigmented polyamide to a DFT of not less than 50 microns. Charges for cleaning applying 1 coat of Epoxy finish polyamide cured deep Orange shade to a DFT of not less than 60 microns. Charges for releasing of damaged worn out NDE fan cover frame, fabrication and erection of new fan cover frame suitable to 400 KD frame 230 KW ASDP - 1 No. HT Motor including replacing the worn out mesh & renewing the damaged gaskets for above motors at AHP/NCTPS- 3mm MS plate will be supplied by TANGEDCO) ( Required 16mm MS plate, GP bolts & nitrile rubber sheet will be supplied by contractor)

10

sq.m

369

36.90

38.75

40.59

10

sq.m

369

36.90

38.75

40.59

1

No.

5634

5634.00

5915.70

6197.40

Charges for releasing of damaged worn out terminal boxes for star point, winding RTD & space heater, fabrication and erection of new terminal box for star point, winding RTD, space heater suitable to 400 KD frame 230 KW ASDP -1No. HT Motor including renewing of gaskets, renewing the damaged thread holes and replacing of worn out bolts for the above motors at AHP/NCTPS.(Required 10mm, 6mm & 3mm MS plate will be supplied by TANGEDCO) ( Required GP bolts & nitrile rubber sheet will be supplied by contractor) (Released damaged terminal boxes to be devoluted to stores)

1

No.

5634

5634.00

5915.70

6197.40

83

RATE PER UNIT (Rs.)

TAMILNADU GENERATION AND DISTRIBUTION CORPORATION LIMITED Sl. No

CODE

DIVISION

883

N-EM-A-2052

EM

884

N-EM-A-2053

885

DESCRIPTION OF WORK

QTY

UNIT

TOTAL AMOUNT

Charges for releasing the existing worn out and damaged motor bed, Fabricating new bed frame suitable for KD 400 frame, 230 KW ASDP3A1&3B3 HT motors by erecting the motor bed frame in position on the renewed concrete pedestal, checking with water level and spirit level, erecting the motor in the bed frame and conducting trial run for ASDP-3A1&3B3 at AHP/NCTPS. (Required MS channel will be supplied by contractor.)

1

No

9954

MTPS 9954.00

TTPS 10451.70

NCTPS 10949.40

EM

Charges for releasing the existing worn out and damaged motor bed Frame & damaged concrete pedestal for KD 400 frame, 230 KW ASDP HT motor - 1 no.

1

No.

9954

9954.00

10451.70

10949.40

N-EM-A-2054

EM

Fabricating new bed frame suitable for KD 400 frame, 230 KW ASDP HT motor - 1 No. by erecting the motor bed frame in position on the renewed concrete pedestal, checking with water level and spirit level ,erecting the motor in the bed frame and conducting trial run for ASDP- 3A1&3B3 at AHP/NCTPS.

1

No.

30790

30790.00

32329.50

33869.00

886

N-EM-A-2055

EM

1

No

1526

1526.00

1602.30

1678.60

887

N-EM-A-2056

EM

1

No.

2826

2826.00

2967.30

3108.60

888

N-EM-A-2057

EM

fabrication of 16 mm ms plate of required size with slot 4 Nos and supporting plate of required dimension suitable for motor bed frame of 230KW ASDP HT motor 1 No at AHP Charges for dynamic balancing of 30 KW SWP motor rotor Charges for removing the damaged shaft from the rotor core , fabricating the new rotor shaft to dimension matching with old shaft to required size to suit the DE&NDE bearing , cooling fan, and pulley , providing key way cutting for rotor core, pulley , and cooling fan, assembling and locking the new fabricated shaft and rotor core for 30 KW SWP motorat NCTPS-I.

1

No

9380

9380.00

9849.00

10318.00

889

N-EM-A-2058

EM

15

No

1434

95.60

100.38

105.16

890

N-EM-A-2059

EM

10

No

2053

205.30

215.57

225.83

891

N-EM-A-2060

EM

Charges for cleaning replacement of choke, bulb and Ignitor/Starter of 40 Watts Tube light and 70W SV lamp fittings including transport of materials Replacement and circuit fault rectification and cleaning of 150W, 250W, 400W SV Lamp Replacement of burnt/failed MCBs in LP and LDB at various locations

10

No

717

71.70

75.29

78.87

892

N-EM-A-2061

EM

2

No

1048

524.00

550.20

576.40

893

N-EM-A-2062

EM

1

No

1025

1025.00

1076.25

1127.50

894

N-EM-A-2063

EM

2

No

1230

615.00

645.75

676.50

895

N-EM-A-2064

EM

3

No

1025

341.67

358.75

375.83

896

N-EM-A-2065

EM

3

No

717

239.00

250.95

262.90

897

N-EM-A-2066

EM

3

No

1025

341.67

358.75

375.83

898

N-EM-A-2067

EM

Rewiring of LP including dismantling at various places Cleaning and tightness checking of LDB Charges for replacement roof extraction fan provided at TG floor of all the three units Charges for circuit fault rectification of roof extraction fan motors at TG floor Charges for cleaning, Lubricating, tightness of bolt & Nut of roof extraction fan motor at TG floor of all the three units Replacement of exhaust fan at cable gallery at '0' mtr and 10.5 mtr for all three units. Charges for circuit fault rectification of exhaust fan at cable gallery at '0' mtr and 10.5 mtr for all the three units

5

No

1025

205.00

215.25

225.50

84

RATE PER UNIT (Rs.)

TAMILNADU GENERATION AND DISTRIBUTION CORPORATION LIMITED Sl. No

CODE

DIVISION

899

N-EM-A-2068

EM

900

N-EM-A-2069

EM

901

N-EM-A-2070

EM

902

N-EM-A-2071

EM

903

N-EM-A-2072

EM

904

N-EM-A-2073

EM

905

N-EM-A-2074

EM

906

N-EM-A-2075

EM

907

N-EM-A-2076

EM

908

N-EM-A-2077

EM

909

N-EM-A-2078

EM

910

N-EM-A-2079

EM

911

N-EM-A-2080

EM

912

N-EM-A-2081

913

DESCRIPTION OF WORK

QTY

UNIT

TOTAL AMOUNT

3

No

717

MTPS 239.00

TTPS 250.95

NCTPS 262.90

6

No

717

119.50

125.48

131.45

2

No

1048

524.00

550.20

576.40

61

mtr

1356

22.23

23.34

24.45

Retermination of melted 2C x 4 Sq.mm cables at terminals Charges for replacement of failed ceiling fan at various places.

8

No

616

77.00

80.85

84.70

6

No

717

119.50

125.48

131.45

Charges for replacement of failed 5A switch,socket and ceiling fan capacitor at various places of PAL area etc. Charges for rewinding the stator coils of 1.1 KW Roof Extraction fan motor suitable for class ‘F’ insulation including collection and delivery, Bearing replacement if necessary (Bearings will be supplied by Board) charges for moving the tralley ,Disconnection of electrical connection from the JB,releasinfg of JB , Refixing of JB after painting of pole ,termination of electrical cable in the JB & checking

8

No

409

51.13

53.68

56.24

1

No

1643.6

1643.60

1725.78

1807.96

6

No

969

161.50

169.58

177.65

Charges for painting 1 coat of red oxide on street light pole Charges for cleaning and painting two coats of any paint Cleaning and terminal tightness checking in pillar box/ replacement of bolt & nut U clamp etc if necessary. Attending welding supply power cable fault identification and circuit fault rectification inside the Power house whenever needed.

10

sq.m

258.3

25.83

27.12

28.41

10

sq.m

405.9

40.59

42.62

44.65

1

No

1025

1025.00

1076.25

1127.50

4

No

2096

524.00

550.20

576.40

EM

Fault identification and attending fault in 100A Main switch in all the three units including retermination of cable and renewal of fuse whenever necessary.

3

No

740

246.67

259.00

271.33

N-EM-A-2082

EM

30

m2

280

9.33

9.80

10.27

914

N-EM-A-2083

EM

4

No

1664

416.00

436.80

457.60

915

N-EM-A-2084

EM

4

No

1664

416.00

436.80

457.60

916

N-EM-A-2085

EM

Charges for cleaning of light jungles and trees around the transformers, pillar boxes, 4 Pole, 2 Pole structure. Routine maintenance of centre rotating AB switch by checking of 3 pole alignment of fixed/moving contacts checking of bolts , applying jel etc, under the supervision of NCTPS official at 33 /11 KV NCTPS SS. renewal of jumpers , tightness checking of switch end / breaker end clamps in 33 /11 KV Breaker &CT B,changing of bolts nuts, external cleaning , checking of earth and replacement if necessary and checking IR value under the supervision of NCTPS official at 33 / 11 KV NCTPS SS. Routine Maintenance of 11 KV line by pole to pole inspection and renewal of Jumper & insulator if necessary, including transporting of materials & tools necessary under the supervision of NCTPS official.

4

No

1172

293.00

307.65

322.30

Charges for cleaning, lubricating, tightness checking of exhaust fan at Cable Gallery at '0' mtr and 10.5 mtr for all three units. Tightness checking and cleaning of LP Box Replacement of worn-out junction box and wiring at Boiler floor, Feeder floor, ESP , ADM, CWPH Hopper area etc., Laying and dismantling of 2C x 4 Sq.mm Aluminium Armoured LT power cable at Boiler floor, Feeder floor, ESP Hopper area etc.,

85

RATE PER UNIT (Rs.)

TAMILNADU GENERATION AND DISTRIBUTION CORPORATION LIMITED Sl. No

CODE

DIVISION

917

N-EM-A-2086

EM

918

N-EM-A-2087

EM

919

N-EM-A-2088

EM

920

N-EM-A-2089

921

DESCRIPTION OF WORK

QTY

UNIT

TOTAL AMOUNT

Repalcing of failed insulators, cleaning of bus side insulators , renewal of jumper, Tightness checking of all clamps in the 33/11 KV bus(9 m height at NCTPS SS

4

No

1664

MTPS 416.00

TTPS 436.80

NCTPS 457.60

Routine maintenance at 2 Pole structure such as checking of 3 pole alignment of fixed / moving contacts, checking of bolts, applying jel etc., including transporting of materials and T&P under the supervision of NCTPS official. Checking of Distribution transformer such as Primary/ Secondary side terminal tightness checking, changing of bolts & nuts and external cleaning, checking of earth and replacement if necessary and meggering under the supervision of NCTPS officials.

4

No

1664

416.00

436.80

457.60

2

No

1480

740.00

777.00

814.00

EM

Breakdown maintenance of 11 KV line including sectionalizing of lines, fault identification and rectification work such as renewal of insulators, disc including transporting of materials and T&P’s under the supervision of NCTPS official.

2

No

1434

717.00

752.85

788.70

N-EM-A-2090

EM

15

No

1025

68.33

71.75

75.17

922

N-EM-A-2091

EM

10

No

1126

112.60

118.23

123.86

923

N-EM-A-2092

EM

24V AC Lighting LP Cleaning/ cable tightness checking of MCB’s and terminal box. Attending circuit fault including Junction box in 24V AC lighting supply. Replacement of damaged Fittings of SV/MV CFL Lamp 85W/ 150W/250W street light such as replacing of Choke, Ignitor, Bulb & supply wire whenever necessary.

4

No

2145.6

536.40

563.22

590.04

924

N-EM-A-2093

EM

1

No

1048

1048.00

1100.40

1152.80

925

N-EM-A-2094

EM

Pillar box: Cleaning and terminal tightness checking of pillar box / replacement of bolt & Nut, "U" clamp, Insulator, "Z" clamp etc. if necessary. Routine Maintenance of 11 KV line by pole to pole inspection and renewal of Jumper & insulator if necessary, including transporting of materials & tools necessary under the supervision of NCTPS official.

4

No

1172

293.00

307.65

322.30

926

N-EM-A-2095

EM

4

No

1788

447.00

469.35

491.70

927

N-EM-A-2096

EM

3

No

1434

478.00

501.90

525.80

928

N-EM-A-2097

EM

2

No

1434

717.00

752.85

788.70

929

N-EM-A-2098

EM

4

No

1434

358.50

376.43

394.35

930

N-EM-A-2099

EM

3

No

1025

341.67

358.75

375.83

931

N-EM-A-2100

EM

Routine maintenance of 4 Pole & 2 Pole structure such as checking of 3 Pole alignment of Fixed/ Moving contacts, checking of binding wire, applying jel etc., including transport of necessary material, Tools & Plants under the supervision of NCTPS official. Attending cable fault inside the Quarters at Vallur and Athipattu Camp & main road whenever needed. Checking and fault attending in each block Main switch including existing cable re-termination and renewal of fuse if necessary whenever necessary. Erection of JB in light post and termination. Circuit fault attending in portico & staircase lights and connected works. Dismantling of damaged street light pole by excavation of earth around the pole and lifting of pole and transporting of pole from workspot to NCTPS store for devolution including cost of cartage loading unloading charges at Vallur camp/NCTPS-I

5

No

1400

280.00

294.00

308.00

86

RATE PER UNIT (Rs.)

TAMILNADU GENERATION AND DISTRIBUTION CORPORATION LIMITED Sl. No

CODE

DIVISION

932

N-EM-A-2101

EM

933

N-EM-A-2102

EM

934

N-EM-A-2103

EM

935

N-EM-A-2104

EM

936

N-EM-A-2105

EM

937

N-EM-A-2106

938

DESCRIPTION OF WORK

QTY

UNIT

TOTAL AMOUNT

6

No

1120

MTPS 186.67

TTPS 196.00

NCTPS 205.33

10

m2

1023.42

102.34

107.46

112.58

10

m2

1801

180.10

189.11

198.11

B.Form work for 9 Nos FRP street line pole erection (0.6X1.3X4X9= 28 M2) Charges for erection of 6 mtr FRP street light pole and light fitting including refilling of earth ,provision of earth connection & hire charges for crane at Vallur camp /NCTPS-I

10

m2

3517

351.70

369.29

386.87

3

No

1837

612.33

642.95

673.57

EM

Charges for erection of junction box and termination work in new FRP pole-9 Nos &short pole -6 Nos

4

No

1480

370.00

388.50

407.00

N-EM-A-2107

EM

Charges for excavation of earth trench of 0.6 x0.6x 0.9 for pole erection work including hire charges for crane and erection of short pole and erection of light fitting at Vallur camp/NCTPS-I.

4

No

1837

459.25

482.21

505.18

939

N-EM-A-2108

EM

Charges for cutting and welding of damaged portion and providing of base plate by welding and painting of anti corrosive epoxy primer and anti corrosive paint (Paint will be supplied by the contractor ) for reerection of bottom damaged pole as short pole at Vallur camp/NCTPSI

3

No

1321

440.33

462.35

484.37

940

N-EM-A-2109

EM

Charges for providing and placing of PCC 1:2:4, 20 mm HBG metal including cost of all materials load, lift, LWF, vibrating charges and mixing charges excluding the cost of reinforcement etc., complete (0.6 x 0.6 x 0.75) for erection of short pole at vallur camp/NCTPS-I

10

m2

1801

180.10

189.11

198.11

941

N-EM-A-2110

EM

10

m2

3517

351.70

369.29

386.87

942

N-EM-A-2111

EM

Charges for providing, erecting and removing form work at all elevations below or above ground for concreting works including of materials load, lift, LWF ect., complete (0.6 x 0.75 x 4 x 6)for erection of short pole at vallur camp/NCTPS-I Charges for cutting the existing arm from the lamp post and welding with suitable support arm arrangement with the fabricated clamp suitable for the existing pole including supply of bolt & nut (Necessary MS material will be supplied by TANGEDCO) at Vallur Camp/NCTPS-I.

2

No

1601

800.50

840.53

880.55

Charges for transporting of new FRP street light pole from Ware house store to work spot in Vallur Camp including loading and unloading Charges for providing of PCC 1:4:8 using 40 mm HBG metal including cost of all materials load, lift, , complete Etc (0.8x0.8x0.15) for foundation base plinth below 1.5 mtr ground level for FRP street light pole erection at vallur camp /NCTPSI Charges for providing of RCC 1:1.5:3 using 12 to 20 mmHBG metal including cost of all materials load, lift, ,transporting charges T&P , form work etc (0.6x0.6x1.3=0.468 m³) base for 9 Nos FRP street light pole foundation at vallur camp /NCTPS-I . A.RCC WORK = 0.6X0.6X1.3X9 =4.2 m³

87

RATE PER UNIT (Rs.)

TAMILNADU GENERATION AND DISTRIBUTION CORPORATION LIMITED Sl. No

CODE

DIVISION

943

N-EM-A-2112

EM

944

N-EM-A-2113

EM

945

N-EM-A-2114

EM

946

N-EM-A-2115

EM

947

N-EM-A-2116

EM

948

N-EM-A-2117

EM

949

N-EM-A-2118

EM

950

N-EM-A-2119

951

N-EM-A-2120

QTY

UNIT

TOTAL AMOUNT

Charges for excavation of earth trench, fixing of G .I pipe of 6 feet X 1 ½ width after providing bore, laying of 10 SWG G.I wire from GI pipe to Main switch of each Block by using clamps, earth plate after fixing of earth plate having 3 holes with the GI pipe by welding and bolts & nuts.

2

No

1585

MTPS 792.50

TTPS 832.13

NCTPS 871.75

Charges for draining of oil from 5 MVA, 33 /11 KV ,HHE make transformer main tank , conservator,OLTC including transporting of 20 Nos (210 ltr capacity) Empty barrales from switch yard to 33/11KV NCTPS site SS and after completion work return the barrels to switch yard at NCTPS-I Charges for dismantling of HV & LV Bushing , conservator tank, bucholoz relay, Main tank topcover & radiators to assist TRB/Chennai team before attending oil leak in 5 MVA, HHE make 33/11 KV power transformer -II at 33 /11 KV NCTPS site SS.

1

No

8268

8268.00

8681.40

9094.80

1

No

6521.2

6521.20

6847.26

7173.32

Charges for Assembling of HV & LV Bushing , conservator tank, bucholoz relay, Main tank topcover & radiators and to assist TRB/Chennai team after attending oil leak in 5 MVA, HHE make 33/11 KV transformer -II at 33 /11 KV NCTPS site SS. Charges for circulation of oil (3900 Ltr) through high vaccum stream line ultra filter machine in 5 MVA , ' HHE 'make power transformer-II, at 33 /11 KV NCTPS site SS/NCTPS-I.( Oil filter machine to be engaged from A' grade electrical license holder with Transformer oil 'BDV' testing kit )

1

No

7672

7672.00

8055.60

8439.20

300

Ltr

432

1.44

1.51

1.58

Charges for cleaning & painting of 5 MVA, HHE make Power transformer- II with two coat of aluminium paint at 33 /11 KV NCTPS Site SS. Charges for cleaning and painting the entire 33 &11 KV side steel structure with one coat of red oxide and two coat of aluminium paint including scrapping & removing of old paint at 33 /11 KV NCTPS site SS.

10

m2

649

64.90

68.15

71.39

10

m2

369

36.90

38.75

40.59

EM

Charges for cleaning and painting the entire 11 KV & 33 KV Breaker panel , CT&PT one coat of grey paint including scrapping & removing of old paint at 33 /11 KV NCTPS site SS.

10

m2

258.3

25.83

27.12

28.41

EM

Charges for erection of 6 way pillar box including providing of 2 Nos plinth near DM plant area at NCTPS-

1

No

3090.5

3090.50

3245.03

3399.55

2

No

969

484.50

508.73

532.95

1

No

1968

1968.00

2066.40

2164.80

1

No

15664

15664.00

16447.20

17230.40

1

No

11384

11384.00

11953.20

12522.40

952

N-EM-A-2121

EM

953

N-EM-A-2122

EM

954

N-EM-A-2123

EM

955

N-EM-A-2124

EM

DESCRIPTION OF WORK

Complete rewinding of 500, 250 & 100 KVA , 11 KV/433 V ,Distribution Transformer Draining of existing oil from the transformer Opening the top cover and removal of winding from the transformer Rewinding of HV and LV coils and assembling core taping of winding and applying varnish for 500 KVA transformer Rewinding of HV and LV coils and assembling core taping of winding and applying varnish for 250 KVA transformer

88

RATE PER UNIT (Rs.)

TAMILNADU GENERATION AND DISTRIBUTION CORPORATION LIMITED Sl. No

CODE

DIVISION

956

N-EM-A-2125

EM

957

N-EM-A-2126

EM

958 959

N-EM-A-2127 N-EM-A-2128

EM EM

960

N-EM-A-2129

EM

961 962

N-EM-A-2130 N-EM-A-2131

EM EM

963 964

N-EM-A-2132 N-EM-A-2133

EM EM

965

N-EM-A-2134

EM

966

N-EM-A-2135

EM

967

N-EM-A-2136

EM

968

N-EM-A-2137

EM

969

N-EM-A-2138

EM

970

N-EM-A-2139

EM

971

N-EM-A-2140

EM

972

N-EM-A-2141

EM

973

N-EM-A-2142

EM

974

N-EM-A-2143

EM

975

N-EM-A-2144

EM

976

N-EM-A-2145

977

N-EM-A-2146

DESCRIPTION OF WORK

QTY

UNIT

TOTAL AMOUNT

Rewinding of HV and LV coils and assembling core taping of winding and applying varnish for 100 KVA transformer Cleaning of transformer core with hot oil and check the core tightness

1

No

8538

MTPS 8538.00

TTPS 8964.90

NCTPS 9391.80

2

No

689

344.50

361.73

378.95

Improving of IR value Changing of all gaskets washers and Oil seals After Improving of IR value and painting the transformer inserting the coil Closing of top cover Filling up of filtered oil after creating vaccum (oil supplied by TANGEDCO) Complete testing of transformer Charges for cleaning and painting the entire 11 KV transformer structure with one coat of red oxide and one coat of aluminium paint including scrapping & removing of old paint and cost of material at NCTPS .

1 1

No No

1121 1378

1121.00 1378.00

1177.05 1446.90

1233.10 1515.80

1

No

2111

2111.00

2216.55

2322.10

1 1

No No

1378 2114

1378.00 2114.00

1446.90 2219.70

1515.80 2325.40

1 10

No m2

1378 649

1378.00 64.90

1446.90 68.15

1515.80 71.39

Charges for cleaning and painting the entire 11 KV /433 v Distribution transformer with enamel grey paint at vallur camp Charges for cleaning and painting the entire bottom of 11 kv transformer structure with anti corrosive black painting at vallur and attipattu camp/NCTPS-I

10

sq.m

405.9

40.59

42.62

44.65

10

sq.m

405.9

40.59

42.62

44.65

Charges for laying / dismantling / relaying of 28C X2.5 Sqmm Armoured Copper Control Cable including loading, transporting & unloading of cable from central stores to site and devoluting the remaining to the stores. Charges for laying / dismantling / relaying of 2P X 0.5 to 12P X 0.5 Sqmm Armoured copper Instrumentation cable including loading, transporting & unloading of cable from central stores to site and devoluting the remaining to the stores. Charges for termination of 2PX0.5 Armoured Copper Instrumentation cable Charges for termination of 4PX0.5 Armoured Copper Instrumentation cable Charges for termination of 6PX 0.5 Sqmm Armoured Copper Instrumentation cable Charges for termination of 8PX0.5 Sqmm Armoured Copper Instrumentation cable Charges for Straight through joint of 7C,14C X 2.5 Sqmm Armoured Copper Control cable Charges for Straight through joint of 2P X 0.5 Sqmm Armoured Copper Inst cable Charges for Straight through joint of 4P / 6P / 8P X 0.5 Sqmm Armoured Copper Inst cable

133

mtr

1986

14.93

15.68

16.43

170

mtr

1986

11.68

12.27

12.85

12

Ends

877

73.08

76.74

80.39

12

Ends

877

73.08

76.74

80.39

12

Ends

877

73.08

76.74

80.39

8

Ends

765

95.63

100.41

105.19

6

Joint

765

127.50

133.88

140.25

5

Joint

793

158.60

166.53

174.46

5

Joint

793

158.60

166.53

174.46

EM

Charges for Straight through joint of 1CX4 / 6 / 16 / 25 / 2CX6 / 10 / 16 / 3C X 4 / 16,25 / 4CX25 / 1CX16 Sqmm Armoured Aluminium Power cable

5

Joint

765

153.00

160.65

168.30

EM

Charges for Straight through joint of 3CX35,70,95,3.5X35,1CX35,70 &95 Sqmm Armoured Aluminium Power cable

3

Joint

688.5

229.50

240.98

252.45

89

RATE PER UNIT (Rs.)

TAMILNADU GENERATION AND DISTRIBUTION CORPORATION LIMITED Sl. No

CODE

DIVISION

978

N-EM-A-2147

EM

979

N-EM-A-2148

EM

980

N-EM-A-2149

EM

981

N-EM-A-2150

982

DESCRIPTION OF WORK

QTY

UNIT

TOTAL AMOUNT

3

Joint

765

MTPS 255.00

TTPS 267.75

NCTPS 280.50

29

mtr

1986

68.48

71.91

75.33

Charges for laying /dismandling / relaying HT 1CX500 Sqmm Armoured Aluminium Power cable including loading, transporting & unloading of cable from central stores to site and devoluting the remaining to the stores.

43.5

mtr

1986

45.66

47.94

50.22

EM

Tracing the 3CX185Sqmm HT Armoured Aluminium Power Cables of CWPM A, B & C from breaker end to Coal Handling Road Crossing and providing identification marks on the outer sheath of each cable

1650

mtr

11916

7.22

7.58

7.94

N-EM-A-2151

EM

1500

mtr

3972

2.65

2.78

2.91

983

N-EM-A-2152

EM

144

m2

930

6.46

6.78

7.10

984

N-EM-A-2153

EM

110

mtr

1120

10.18

10.69

11.20

985

N-EM-A-2154

EM

Charges for tracing & testing of Feed back or control cables. Charges for cleaning the ash, coal powder deposit from cable trays in Boiler ‘0’ Mtr to ‘ 54’ Mtr, Mill, ESP & ID-Fan area of a unit ONE operation with pressurized air and binding of disturbed cables while cleaning charges for dismantling, of various sizes of Un wanted power control and Inst cables from various locations in all the three Units at NCTPS site. Charges for various sizes of power, control, instrumentation and lighting cables cleaning, dressing, binding and relaying in the cable trays in cable trays erection areas

250

mtr

620

2.48

2.60

2.73

986

N-EM-A-2155

EM

Installation charges for Heat shrinkable insulating sleeves(Wrap Around insulating sleeves under the scope of TANGEDCO )

10

mtr

1105

110.50

116.03

121.55

Charges for Straight through joint of 28C X2.5 Sqmm Copper Control Cable including loading, transporting & unloading of cable from central stores to site and devoluting the remaining to the stores. Charges for laying /Dismandling /relaying HT 3CX185 Sqmm Armoured Aluminium Power cable including loading, transporting & unloading of cable from central stores to site and devoluting the remaining to the stores.

RATE PER UNIT (Rs.)

Charges for Fabrication and Erection, cutting and welding of required, M.S. angles and channels including transporting and painting the cable tray structural supports with Red-oxide & two coats of anti corrosive black colour paint in Formation and erection of cable tray support structure work(A+B) ( Iron & steel & GI materials supplied by the board) and T&P, Consumables etra 987

N-EM-A-2156

EM

A) CHARGES FOR LIFTING, LOADING, TRANSPORTATION AND UNLOADING OF IRON MATERIALS

1

T

3081

3081.00

3235.05

3389.10

988

N-EM-A-2157

EM

1

T

17380

17380.00

18249.00

19118.00

989

N-EM-A-2158

EM

34.8

Mtr

1393

40.03

42.03

44.03

990

N-EM-A-2159

EM

46.4

Mtr

1393

30.02

31.52

33.02

991

N-EM-A-2160

EM

(B).FABRICATION AND ERECTION OF 1 M.T. STRUCTURAL MATERIALS CHARGES FOR ERECTION OF CABLE TRAY AS PER SCHEDULE OF RATES FOR ONE (1) SHFIT FOR (800mm & 600mm) CHARGES FOR ERECTION OF CABLE TRAY AS PER SCHEDULE OF RATES FOR ONE (1) SHFIT FOR (300mm) CHARGES FOR ERECTION OF CABLE TRAY AS PER SCHEDULE OF RATES FOR ONE (1) SHFIT FOR (150 mm)

55.7

Mtr

1393

25.01

26.26

27.51

90

TAMILNADU GENERATION AND DISTRIBUTION CORPORATION LIMITED Sl. No

CODE

DIVISION

992

N-EM-A-2161

EM

993

N-EM-A-2162

EM

994

N-EM-A-2163

EM

995

N-EM-A-2164

EM

996

N-EM-A-2165

EM

997

N-EM-A-2166

EM

998

N-EM-A-2167

EM

999

N-EM-A-2168

EM

1000

N-EM-A-2169

EM

1001

N-EM-A-2170

EM

1002

N-EM-A-2171

1003

DESCRIPTION OF WORK

QTY

UNIT

TOTAL AMOUNT

CHARGES FOR ERECTION OF CABLE TRAY AS PER SCHEDULE OF RATES FOR ONE (1) SHFIT FOR (450mm) CHARGES FOR ERECTION OF CABLE TRAY AS PER SCHEDULE OF RATES FOR ONE (1) SHFIT FOR (100 mm) CHARGES FOR ERECTION OF CABLE TRAY AS PER SCHEDULE OF RATES FOR ONE (1) SHFIT FOR (100 mm) 1mm thickness CHARGES FOR ERECTION OF CABLE TRAY AS PER SCHEDULE OF RATES FOR ONE (1) SHIFT FOR (50 mm) CHARGES FOR ERECTION OF CABLE TRAY COVER AS PER SCHEDULE OF RATES FOR ONE (1) SHFIT : (300 &150 mm ) CHARGES FOR ERECTION OF CABLE TRAY COVER AS PER SCHEDULE OF RATES FOR ONE (1) SHFIT : (800 &600 mm ) CHARGES FOR DISMANDLING OF CABLE TRAY COVER AS PER SCHEDULE OF RATES FOR ONE (1) SHFIT : (800 &600 mm ) CHARGES FOR DISMANDLING OF CABLE TRAY COVER AS PER SCHEDULE OF RATES FOR ONE (1) SHFIT : (300 mm ) DISMANTLING OF CORRODED OLD CABLE TRAY STRUCTURE SUPPORT MATERIALS ANGLES AND CHANNELS.(T&P and Consumables etra) Charges for erection of Scaffolding arrangements required for erection of cable trays cable laying areas including cost of scaffolding materials at a height of above 6m area up to 5mtr Length.

39.8

Mtr

1393

MTPS 35.00

TTPS 36.75

NCTPS 38.50

92.9

Mtr

1393

14.99

15.74

16.49

186

Mtr

1393

7.49

7.86

8.24

186

Mtr

1393

7.49

7.86

8.24

55.7

Mtr

1393

25.01

26.26

27.51

43.7

Mtr

1393

31.88

33.47

35.06

87.5

Mtr

1393

15.92

16.72

17.51

115

Mtr

1393

12.11

12.72

13.32

1

T

7701

7701.00

8086.05

8471.10

1

No

3162

3162.00

3320.10

3478.20

EM

Charges for temporary supporting arrangements for cables and cable trays to dismantle the corroded cable trays supporting structure.( (to a length of 10 Mtr in ESP-III ‘B’ pass 'D' row side towards ESP-III control room) )

1

No

3924

3924.00

4120.20

4316.40

N-EM-A-2172

EM

Charges for temporary supporting arrangements for cables to dismantle the corroded cable trays supporting structure.(to a length of 10 Mtr in DM plant inner area at a height of below 6 mtr )

1

No

1113

1113.00

1168.65

1224.30

1004

N-EM-A-2173

EM

13

No

620

47.69

50.08

52.46

1005

N-EM-A-2174

EM

Charges for drilling the wall to the required size for fixing the anchor bolts and then fixing of anchor bolt( Hire charges for drilling machine etra) Providing and placing PCC 1:2:4, 12 to 30 mm HBG metal including cost of all materials , load, lift, labour, LWF, vibrating charges and mixing charges excluding the cost of reinforcement etc complete(12mm to 20mm HBG (Hand Broken Granites ) metal,sand,cement ,sundries &LWF extra)

1

M3

2233

2233.00

2344.65

2456.30

1006

N-EM-A-2175

EM

Providing, erecting, and removing form work at all elevations below or above ground for concrete works including of materials load, lift, labour, LWF, etc complete For 10m2 (Material , Sundries &LWF extra)

10

M2

3526.7

352.67

370.30

387.94

91

RATE PER UNIT (Rs.)

TAMILNADU GENERATION AND DISTRIBUTION CORPORATION LIMITED Sl. No

CODE

DIVISION

1007

N-EM-A-2176

EM

1008

N-EM-A-2177

EM

1009

N-EM-A-2178

EM

1010

N-EM-A-2179

EM

1011

N-EM-A-2180

EM

1012

N-EM-A-2181

EM

1013

N-EM-A-2182

1014

N-EM-A-2183

DESCRIPTION OF WORK

QTY

UNIT

TOTAL AMOUNT

Charges for painting of 10m2 as per PWD Schedule of rates for one coat of Zinc chromate red oxide primer and one coat of anti corrosive black colour paint (Charges for Scrapping and removing old paint from structural steel by manual Labour Rs.4.68+Material, Sundries &LWF Etra) Scaffolding charges for painting and repair woks only above 10mtr above ground level for 5mtr length.

10

M2

516.6

MTPS 51.66

TTPS 54.24

NCTPS 56.83

1

No

3162

3162.00

3320.10

3478.20

Plastering the coping with CM 1:3,12mm thick including cost of all labour, curing, lead, lift etc complete. Charges including hire charges of require tools and plants and consumables for modification of existing HT spare breaker No-17 in C3B bus at cable termination end.(A+B+C+D+E) A. Dismantling of support bushings for copper bus bars, CT, CT Stand, base plate of the breaker cabinets from HT Spare Breaker No-17 extended to No-18 in C3B bus.

10

M2

951.4

95.14

99.90

104.65

1

NO

3262

3262.00

3425.10

3588.20

B.Modification of existing copper bus bars of size 1700 X 100 X 10 mm by suitably cutting and bending at 900 at 3 points, drilling of holes 12 numbers for bus b ars and fabrication of one number ‘П’ shaped clamp per phase.(Hire charges & Transporting charges extra) C. Making holes inside the breaker floor for entry of 3C X 300 Sqmm cable 3 runs from cable gallery to the modified copper bus bars by drilling, cutting, grinding and insert the cables through the holes for checking sufficient clearance between phases for termination and then release the cables from breaker to the cable gallery. (Rental base Grinding, cutting machine and drilling 2 days extra)

1

NO

7932

7932.00

8328.60

8725.20

1

NO

4024

4024.00

4225.20

4426.40

EM

D. Measurement for modification of HT. Breaker cabinet No-17 base plate cover to required Size for cables entry and side plate between compartments No 17 &18 Modifying the base Plate, side plate according to the measurement by drilling, cutting, grinding and flooring with PVC pipes for cable entry from cable gallery to the required length. Extra (Rental base Grinding, cutting machine and drilling 2 days+Cement, granite sand. )

1

NO

6036

6036.00

6337.80

6639.60

EM

E. Reassembling of CT stand, CT, new modified copper bus bars, bus bar supporting bushings, ‘П’ shaped clamp fixing, base plate, side plate between compartments No 17 &18, inserting the cables through PVC pipes, after providing end termination kits termination of cables at bus bars, terminating the cables earth to the CT, insulating the HT Bus bars with Monoplast insulation tape and filling the PVC pipe gaps with polyreuthane foam. Extra (Hi tension bolt for assembling work +Consumables like Polyreuthane foam etc+T&P)

1

NO

7764

7764.00

8152.20

8540.40

92

RATE PER UNIT (Rs.)

TAMILNADU GENERATION AND DISTRIBUTION CORPORATION LIMITED Sl. No

CODE

DIVISION

1015

N-EM-A-2184

EM

DESCRIPTION OF WORK

Charges for temporary supporting arrangements for cables to dismantle the corroded cable trays supporting structure.(to a length of 10 Mtr in DM plant inner area at a height of below 6mtr ) METER RELAY TEST VALVE ACTUATOR Charges for cleaning, disconnection of control cables, terminal tightness checking of actuator terminal blocks, local push button and lubricating the limit switch mechanism as instructed by the maintenance Engineer incharge.

QTY

UNIT

TOTAL AMOUNT

1

NO

1113

MTPS 1113.00

TTPS 1168.65

NCTPS 1224.30

3

No

1038

346.00

363.30

380.60

RATE PER UNIT (Rs.)

1016

N-MRT-A-2001

MRT

1017

N-MRT-A-2002

MRT

Charges for reconnection of control cables, setting of open/close limit/ torque switches, testing of modules, motors and checking of operationas instructed by the maintenance Engineer incharge.

2

No

1523

761.50

799.58

837.65

1018

N-MRT-A-2003

MRT

1

No

9663

9663.00

10146.15

10629.30

1019

N-MRT-A-2004

MRT

Charges for rectification of MSSV actuators control circuit by fixing/removing DC contactors,fabrication & cripping of DC leads for compound motors with DC contactors, Power and control wiring,setting of limit /torque setting, terminal block tightness/cleaning our maintenance engineer. SOOT BLOWER Checking the control circuit of WWSB's/LRSB's/APH Soot blower modules for the healthiness & identifing the defective components as instructed by our maintenance engineer.

2

No

795

397.50

417.38

437.25

1020

N-MRT-A-2005

MRT

Charges for switching on the module of wall blowers switch off the same after completion of operation of wall blowers in switch gear as instructed by our maintenance engineer. {56 nos of wall blowers in three units ( 24 Weeks X 12 Times X 168 nos)}

56

Nos.

795

14.20

14.91

15.62

1

1

4044

4044.00

4246.20

4448.40

1

No

3424

3424.00

3595.20

3766.40

1

No

1503

1503.00

1578.15

1653.30

DIGITAL EXCITATION SYSTEM 1021

N-MRT-A-2006

MRT

1022

N-MRT-A-2007

MRT

1023

N-MRT-A-2008

MRT

Cleaning of Converter cubicles, Field Breaker cubicles, and Regulation Cubicle , checking the tightness of AC / DC bus bar joints, terminal blocks in Converter panels, Field Breaker panel and Regulation Panel. Opening/closing time and contact resistance measurement works of Field breaker main and FDR contacts, testing of relays, transformers & timers, carrying out the modification works for conducting the dummy load test in the Digital Excitation System and measurement of Rotor DC resistance and impedance measurement at standstill, barring gear speed and various speeds during rolling of turbine. POWER TRANSFORMER Charges for transporting the testing equipment to transformer yard , assisting for conducting OCC , SCC tests on ST3 and its NGT , terminal tightness checking in marshalling boxes , metering and protection CT’s HIGH VOLTAGE TESTING

93

TAMILNADU GENERATION AND DISTRIBUTION CORPORATION LIMITED Sl. No

CODE

DIVISION

1024

N-MRT-A-2009

MRT

1025

N-MRT-A-2010

MRT

1026

N-MRT-A-2011

MRT

1027

N-MRT-A-2012

MRT

1028

N-MRT-A-2013

MRT

1029

N-MRT-A-2014

MRT

1030

N-MRT-A-2015

MRT

1031

N-MRT-A-2016

MRT

1032

N-MRT-A-2017

MRT

1033

N-MRT-A-2018

MRT

1034

N-MRT-A-2019

MRT

1035

N-MRT-A-2020

MRT

1036

N-MRT-A-2021

MRT

1037

N-MRT-A-2022

MRT

1038

N-MRT-A-2023

MRT

1039

N-MRT-A-2024

MRT

DESCRIPTION OF WORK

QTY

UNIT

TOTAL AMOUNT

4

No

2426

MTPS 606.50

TTPS 636.83

NCTPS 667.15

1

No

3269

3269.00

3432.45

3595.90

2

No

1280

640.00

672.00

704.00

15

No

2907

193.80

203.49

213.18

5

No

3456

691.20

725.76

760.32

51

no

5364

105.18

110.44

115.69

Assistance for checking the operating time of hydromotor valves/pneumatic valves Assistance for releasing, servicing and refixing of air filter with regulator in all pneumatic valves

44

No

10728

243.82

256.01

268.20

18

No

3080

171.11

179.67

188.22

Charges for Cleaning and servicing of FSSS Junction boxes in boiler area, Mill area and terminal tightness checking. Dismantling of existing relays control cables, CT and PT cables from Terminal block to Existing relay and Releasing of static relays from panels Arrangement for Relay fixing works, ie Panel cutting and drilling for suitable cutout in the existing panel. Fixing of New Numerical relays. Referruling and re-laying and dressing of control cables and CT & PT cables from Terminal block to New Numerical relays Existing numerical relays shifting work Arrangement for fixing dummy plates in the dismantled relays cut out. Charges for transporting of test equipments and for assisting light up & Pre /Post synchrinising activities like field breaker, GT breaker, UAT incomer brakers close permissive and trouble shooting as instructed by out maintenance engineer. Charges for removing defective limit mechanism assembly, reconditioning & repairing the defective limit mechanism, Gear assembly & micro switch arrangement. Refixing, limit setting and checking the operation of 1No Actuator assembly during routine / overhaul maintenance as instructed by our maintenance engineer.

40

No

6591

164.78

173.01

181.25

1

No

1621

1621.00

1702.05

1783.10

1

No

1048

1048.00

1100.40

1152.80

1

No

2318

2318.00

2433.90

2549.80

1

No

2257

2257.00

2369.85

2482.70

1

No

1048

1048.00

1100.40

1152.80

1

No

2075

2075.00

2178.75

2282.50

1

No

4852

4852.00

5094.60

5337.20

Charges for transporting and arrangement of test equipments, meters and cables for generator stator bar, bushing and lightninig arrestors as instructed by our maintenance engineer GENERATOR RELAY PANEL TESTING & GCDP PANEL METER CALIBRATION Charges for transporting the testing equipment, Cleaning & assisting for conducting the tests on Generator Relay Panel testing. Cleaning ,Tightness checking,defect replacing and Testing assistance for calibration of panel meters and transducers at UCB FSSS Cleaning, tightness checking and assisting for servicing of all Contactors and other components of the control panel Charges for cleaning and tightness checking of Distributed control system/pro-control system related panel Releasing, cleaning, assiting for servicing and re fixing of position feed back switches & impulse lines or Nozzle valves, Solenoid valves and dampers Emergency damper and assistance for operation and feed back checking of the above.

94

RATE PER UNIT (Rs.)

TAMILNADU GENERATION AND DISTRIBUTION CORPORATION LIMITED Sl. No

CODE

DIVISION

1040

N-MRT-A-2025

MRT

1041

N-MRT-A-2026

1042

DESCRIPTION OF WORK

QTY

UNIT

TOTAL AMOUNT

Testing and calibration of electrical equipments at MRT control/Power lab. Charges for assisting, testing of relays/Contactors/Switches and calibration of meters

2

No

853

MTPS 426.50

TTPS 447.83

NCTPS 469.15

MRT

Checking the control circuit of Instrument Air/Service Air Compressor/ Driers and debris filter modules for the healthiness. Terminal block tightness, Identifing and replacing the defective components,removing and reconnecting the control cables as instructed by our maintenance engineer.

2

No

1280

640.00

672.00

704.00

N-MRT-A-2027

MRT

40

No

432

10.80

11.34

11.88

1043

N-MRT-A-2028

MRT

40

No

308

7.70

8.09

8.47

1044

N-MRT-A-2029

MRT

12

Nos.

841

70.08

73.59

77.09

1045

N-MRT-A-2030

MRT

10

Nos.

432

43.20

45.36

47.52

1046

N-MRT-A-2031

MRT

50

Nos.

432

8.64

9.07

9.50

1047

N-MRT-A-2032

MRT

Routine maintenance of Cleaning and Tightness checking of Junction boxes / marshalling boxes of in Boiler, Turbine, Generator and allied systems Routine maintenance of Cleaning and Tightness checking of Push button boxes and its element of valves and dampers in Boiler, Turbine, Generator and its auxiliaries. Routine cleaning maintenance of control and protection panels and testing assistance activities pertaining to Generator auxiliary system, 230kV Switchyard and MRT lab Routine maintenance of Cleaning of FSSS scanners and allied equipments Routine maintenance of Cleaning and visual inspection of Relays in HT/LT Switch gear system. Routine maintenance of Cleaning of field equipments in Boiler, Turbine, Generator and allied systems

40

No

613.5

15.34

16.10

16.87

1048

N-MRT-A-2033

MRT

Routine maintenance of Cleaning of control panels in Boiler, Turbine, Generator and its auxiliaries.

4

Nos.

204.5

51.13

53.68

56.24

1049

N-MRT-A-2034

MRT

1

opn

409

409.00

429.45

449.90

1050

N-MRT-A-2035

MRT

1

NO

3450

3450.00

3622.50

3795.00

1051

N-MRT-A-2036

MRT

Assisting for Operation of soot blower system ERECTION OF SAFE EARTH ELECTRODE Charges for erection of safe earthing electrode by digging 3 meter in earth by packing 25 kg of electrodite backfill compound and cripping of earth cable with apt lugs as instructed by our maintenance engineer. VALVE ACTUATOR / GATES / DAMPERS Charges for reconnection of control cables, setting of open/close limit/ torque switches and checking of operationas instructed by the maintenance Engineer incharge.

2

No

950

475.00

498.75

522.50

34

No

5525

162.50

170.63

178.75

4

No

573

143.25

150.41

157.58

RATE PER UNIT (Rs.)

HT/LT FAN MOTOR CONTROLS 1052

1053

N-MRT-A-2037

N-CI-A-2001

MRT

CI

Cleaning of local PB boxes, remote IL PB’s at UCB and assisting for servicing of elements, replacing of defective PB’s elements if necessary, control wiring tightness checking in ID, FD, PA fans, Coal mills, Seal air fans, Hot well makeup pump, Boiler fill pumps, APH main and bearing drives, Gate blowers and Chemical dozing systems. CONTROL AND INSTRUMENTATION Charges for Calibration of pressure gauges, temperature gauges, differential pressure gauges and vaccum gauge.

95

TAMILNADU GENERATION AND DISTRIBUTION CORPORATION LIMITED Sl. No

CODE

DIVISION

1054

N-CI-A-2002

CI

1055

N-CI-A-2003

1056

DESCRIPTION OF WORK

QTY

UNIT

TOTAL AMOUNT

Charges for Calibration of pressure transmitter, Differential pressure transmitter and temperature transmitters, temperature scanners, Flow transmitters, Level transmitters and Digital Indicators .

3

No

573

MTPS 191.00

TTPS 200.55

NCTPS 210.10

CI

Charges for Calibration of RTD, TC, I/P Converter and Solenoid valves, Pressure switches and temperature switches and vaccum switches.

3

No

573

191.00

200.55

210.10

N-CI-A-2004

CI

Charges for dismantling and refixing of temperature gauges, pressure gauges, differential pressure gauges,Vaccum gauges,process parameter switches, RTD, Thermo couples, Digital Indicators,process transmitters covered in Instrumentation system of 210MW Generators of units I,II&III, Instrument air compressor,SWBP, ACW,Dosing system and condensers, peripherals plants namely Hydrogen plant, CWPH, AC plant, Recovery pump house, AHP of units I, II & III, DM plant & RO plant,Flue gas analysers of Unit-I,II & III.

4

No

573

143.25

150.41

157.58

1057

N-CI-A-2005

CI

Charges for checking and correcting annunciation signal in annunciation system of 210MW generators of units I, II, III and peripherals plants namely AHP, CWPH, AC plant, Hydrogen plant, Chlorination plant, DM plant and RO plant.

4

No

573

143.25

150.41

157.58

1058

N-CI-A-2006

CI

Charges for Removal,cleaning, refixing and checking of Sensors and electronic units of water analysers available in peripheral plants namely AHP, Chlorination plant , Hydrogen plant, raw water pump house, RO plant & DM plant, Generator instrumentation system and flue gas analysers of units I, II & III .

2

No

1146

573.00

601.65

630.30

1059

N-CI-A-2007

CI

8

No

1146

143.25

150.41

157.58

1060

N-CI-A-2008

CI

Charges for taking routine and trial run vibration readings for HT rotating machines like Turbine & Generator, BFB, CEP, Coal Mill, Conveyor motors, Cooling Water Pump etc. of units I,II & III. Charges for SS/MS Welding joint for Sample line in Stator water System of units I, II & III and ACW line of sample cooler in Steam Water Analysis System of units I, II & III raw water pump house, RO plant & DM plant and protection probe and flanges of flue gas analysers of units I, II & III.

2

No

1567

783.50

822.68

861.85

1061

N-CI-A-2009

CI

1

No

409

409.00

429.45

449.90

1062

N-CI-A-2010

CI

1

no

409

409.00

429.45

449.90

1063

N-CI-A-2011

CI

1

no

409

409.00

429.45

449.90

1064

N-MPM-A-2001

MPM

Charges for cleaning of TDC3000 panels, consoles and UPS System panels in control room. Charges for fushing of impulse lines of all types of transmitters in Boiler area and Turbine area Charges for materials and tools handling disassambling and reassambling works in the calibrating of control actuators MILL PLANT Lifting, removal of mill journal door, leading and lowering at 'O' mts at mill floor, in order to have access for maintenance works inside the Mill,removing the sealing agents thoroughly.

1

No

2082

2082.00

2186.10

2290.20

96

RATE PER UNIT (Rs.)

TAMILNADU GENERATION AND DISTRIBUTION CORPORATION LIMITED Sl. No

CODE

DIVISION

1065

N-MPM-A-2002

MPM

1066

N-MPM-A-2003

MPM

1067

N-MPM-A-2004

MPM

1068

N-MPM-A-2005

MPM

1069

N-MPM-A-2006

MPM

1070

N-MPM-A-2007

MPM

1071

N-MPM-A-2008

1072

DESCRIPTION OF WORK

QTY

UNIT

TOTAL AMOUNT

Opening oil inspection door & plug,draining the journal oil, dismantling the journal seal air hoses,tilting out the journal head alongwith the roller and re-tilting the same inside mill, assembling the seal air hose intact, filling the journal oil, fixing the oil plug & inspection door. Dismantling and removal of wornout dislocated roller from journal assembly, cleaning, fixing of new dislocated roller, providing shims, fixing of keeper plate. Cleaning all the threaded holes on the door mounting areas, lifting, leading, positioning & re-fixing the removed journal door in position, after applying necessary sealing agents and tightening bolts.

1

No

2786

MTPS 2786.00

TTPS 2925.30

NCTPS 3064.60

1

No

2026

2026.00

2127.30

2228.60

1

No

2140

2140.00

2247.00

2354.00

Removing of worn-out dislocated damaged bullring segments(45 NO) after removal of clamping ring, bowl extension rings, wedges, fixing of new dislocated set of bullring segments and fixing of clamping ring, bowl extension rings, wedges etc., in position and welding of gap rod, Dismantling the old or dislocated bowl extension ring(6no), fixing of new or old dislocated bowl extension ring. Removing the tilted out roller journal assembly from mills by releasing the cap screws, shifting it to repair bay, retapping the journal head and shifting the reconditioned or new roller journal assembly from repair bay to mill floor, fixing in the mill in tilted condition by tightening the cap screws.

1

No

5572

5572.00

5850.60

6129.20

1

Seg

3123

3123.00

3279.15

3435.30

1

no

2082

2082.00

2186.10

2290.20

MPM

Dismantling the journal assembly, cleaning the coal dust accumulated, inspection of internals such as upper & lower bearings, seal wear rings, oil seals etc., setting of thrust clearance, changing of oil seals, assembling of journal shaft.

1

No

5205

5205.00

5465.25

5725.50

N-MPM-A-2009

MPM

1

No

4452

4452.00

4674.60

4897.20

1073

N-MPM-A-2010

MPM

1

No

1200

1200.00

1260.00

1320.00

1074

N-MPM-A-2011

MPM

Removal of worn-out damaged old bearings, fitting the new old bearings in shaft, by heating the housing in oil and by cooling the racer in ice, assembling. Removal of worn out seal wear ring from journal assembly and assembling of new seal wear ring in the journal shaft. Dismantling of pillow blocks,wornout trunnion bushings, damaged end covers, cleaning, inspection, repairing of wornout sealing areas, end covers, retapping wornout threaded areas, changing of worn-out trunnion bushings and assembling, including Hire charges for T & Ps.

1

No

6605

6605.00

6935.25

7265.50

1075

N-MPM-A-2012

MPM

Removing the worn out Old journal skirt Guard, fixing of New Old guard for journal skirt assembly, welding around the journal skirt assembly.(Guard will be provided by TANGEDCONCTPS)

1

No

1041

1041.00

1093.05

1145.10

1076

N-MPM-A-2013

MPM

Cutting and removal of wornoutdislocated Bowl Extention ring cover plate, positioning and welding of newdislocated Bowl Extention ring cover plate over the bowl extention ring.

1

No

3963

3963.00

4161.15

4359.30

97

RATE PER UNIT (Rs.)

TAMILNADU GENERATION AND DISTRIBUTION CORPORATION LIMITED Sl. No

CODE

DIVISION

1077

N-MPM-A-2014

MPM

1078

N-MPM-A-2015

1079

DESCRIPTION OF WORK

QTY

UNIT

TOTAL AMOUNT

Cutting and removal of wornout dislocated air port assembly, positioning and welding of new dislocated air port assembly from the mill separator body in order to improve the mill output as directed by the engineer in charge.

6

SEG

6162

MTPS 1027.00

TTPS 1078.35

NCTPS 1129.70

MPM

Inspection and setting of spring compression by dismantling the cover, cleaning all the internals thoroughly with suitable cleaning agents, releasing the locking key, mounting & fixing the hydraulic kit, adjusting and setting the journal spring compression with kit to the requirement, locking, rectification of defects in cover and reassembling the cover & checking the spring compression during mill trial operation.

1

No

1759

1759.00

1846.95

1934.90

N-MPM-A-2016

MPM

Dismantling the scrappers insulation cover, mechanical seal runner and seal assembly etc. and changing of worn-out components, if necessary and assembling every thing in position.

1

No

6605

6605.00

6935.25

7265.50

1080

N-MPM-A-2017

MPM

Cutting and removal of warped bent damaged under bowl side liner wear plate out of under bowl, dismantling and changingrectifying the above defective under bowl side liner wear plate in under bowl.

1

No

1321

1321.00

1387.05

1453.10

1081

N-MPM-A-2018

MPM

2

No

1321

660.50

693.53

726.55

1082

N-MPM-A-2019

MPM

Changing new released journal skirt assembly. Inspection of actuator or power cylinder drive mechanism of feeder Bunker Gate Hot air Cold air damper Gate, changing the wornout components, assembling in position, checking for normal operation as directed by the Engineer-in-charge (spares will be supplied by the TANGEDCONCTPS)

1

No

790

790.00

829.50

869.00

1083

N-MPM-A-2020

MPM

Dismantling the worn-out dislocated damaged vane wheel segment(6no) removing the sheared bolts from the bowl extension ring, retapping, fixing & welding of dislocated new segment,

6

Seg

3750

625.00

656.25

687.50

1084

N-MPM-A-2021

MPM

Closing of feeder inlet bunker outlet gate manually, dismantling of feeder internals such as pullies, rollers etc., replacing of damaged feeder belt bearing(s) Off coupling Pins other internals with new one, clearing of choked coal, overhauling and reassembling of all internals and belt tracking

1

Opn

12100

12100.00

12705.00

13310.00

1085

N-MPM-A-2022

MPM

Cleaning the underbowl free from choked coal, cutting and removal of dislocated bowl hub skirt, aligning, fixing & welding of New Old bowl hub skirt in position, including reconditioning, if necessary.

1

Opn

4266

4266.00

4479.30

4692.60

1086

N-MPM-A-2023

MPM

Cutting & removing the worn-out dislocated scrapper block or bracket, welding of new or released old scrapper bracket or block, by rectifying the defects and damages in the scrapper mounting areas of bowl hub skirt.

1

No

1070

1070.00

1123.50

1177.00

98

RATE PER UNIT (Rs.)

TAMILNADU GENERATION AND DISTRIBUTION CORPORATION LIMITED Sl. No

CODE

DIVISION

1087

N-MPM-A-2024

MPM

1088

N-MPM-A-2025

MPM

1089

N-MPM-A-2026

MPM

1090

N-MPM-A-2027

MPM

1091

N-MPM-A-2028

1092

DESCRIPTION OF WORK

QTY

UNIT

TOTAL AMOUNT

Dismantling of seal air fan(Capacity - ), casing flanges, cutting of supports, removal of seal air fan & motor assembly from bed, dismantling of worn out Old impeller from motor by puller, assembling of New Old impeller in the Overhauled or old Motor, refixing in position, aligning, welding of supports, connecting of casing flanges and checking for normal operation Dismantling of feeder gear box, removal of coupling, gear box distance piece, draining of oil, removal of off coupling, replacement of worn out components, assembling, topping up of oil, trial run and commissioning, including Hire charges for T & Ps and cost of consumables. Ring roll setting and Journal spring gap adjusting, including Decoupling & dismantling the motor and LOP from its bed, cleaning the pump, dismantling the pump internals, changing the worn out parts and re assembling the pump and aligning the motor with pump

1

No

8880

MTPS 8880.00

TTPS 9324.00

NCTPS 9768.00

1

No

7086

7086.00

7440.30

7794.60

1

Opn

1731

1731.00

1817.55

1904.10

1

No

2498

2498.00

2622.90

2747.80

MPM

Removing the inner & outer protection covers of vertical shaft, checking and tightening of all the vertical shaft bolts and refixing the covers in its position, checking the tightness of cap screws of Bull ring segments clamps and ensure perfect clamping,

1

No

2700

2700.00

2835.00

2970.00

N-MPM-A-2029

MPM

Checking the Tightness of ESBI Cardon resoflex coupling, Greasing the Trunnion shaft, Feeder rollers ( Inlet span roller, Head pulley, Tail pulley, weigh span roller - front and back) and stop bolt bushing,

1

Opn

1938

1938.00

2034.90

2131.80

1093

N-MPM-A-2030

MPM

Releasing the mechanical Jam in actuator gear box of hot air cold air damper due to over travel, by removing the bottom cover and releasing the jammed gear, manually, cleaning, rectification of minor defects, reassembling intact, checking and ensuring free operation of damper actuator,

1

No

1601

1601.00

1681.05

1761.10

1094

N-MPM-A-2031

MPM

Cleaning the chocked coal in clean out conveyor area manually, dismantling the chains, drive sprocket, driven sprocket, inspection of bearings, cleaning and reassembling changing of bearings, assembling all the dismantled components back in to original position, conducting trial run, checking for normal operation and commissioning,

1

No

3963

3963.00

4161.15

4359.30

1095

N-MPM-A-2032

MPM

Attending to Breakdown work in clean out conveyor gear box assembly, by dismantling from its position by decoupling, providing a dummy for the opening, dismantling the gear box internals, changing the wornout damaged components, reassembling, removal of dummy, fixing the gear box in original position, coupling with the feeder and checking for normal operation,

1

No

3123

3123.00

3279.15

3435.30

1096

N-MPM-A-2033

MPM

Removal of foreign material(s) coal blockstones out of the Mill upperbowl & underbowl feeder area(s)

1

Opn

1680

1680.00

1764.00

1848.00

99

RATE PER UNIT (Rs.)

TAMILNADU GENERATION AND DISTRIBUTION CORPORATION LIMITED Sl. No

CODE

DIVISION

1097

N-MPM-A-2034

MPM

1098

N-MPM-A-2035

MPM

1099

N-MPM-A-2036

MPM

1100

N-MPM-A-2037

MPM

1101

N-MPM-A-2038

MPM

1102

N-MPM-A-2039

MPM

1103

N-MPM-A-2040

MPM

1104

N-MPM-A-2041

MPM

1105

N-MPM-A-2042

1106

N-MPM-A-2043

DESCRIPTION OF WORK

QTY

UNIT

TOTAL AMOUNT

Removing the damaged journal stop bolt with bush, grinding & cleaning, reassembling new reconditioned stop bolt with bush and fixing the stop bolt in position and checking the operation of bolt including cost of consumables

1

No

1480

MTPS 1480.00

TTPS 1554.00

NCTPS 1628.00

Journal Spring assembly renewal work and setting spring compression, as required, including cost of consumables Closing & opening of butterfly valve of seal air fan, dismantling the top cover of the seal air fan filter housing and removing the seal air fan filter, Corners 1, 2,3 & 4Dismantling the Split flange and spacer Ring assembly from the coal nozzle for overhauling, lifting, positioning, aligning and reassembling by providing required support structural and removal of temporary supports after completion of work, devolution of released materials to stores,

1

No

3520

3520.00

3696.00

3872.00

1

Opn

969

969.00

1017.45

1065.90

1

0

8100

8100.00

8505.00

8910.00

Cooler assembly – Overhauling work for HP 803 Bowl Mill:Dismantling the cooler assembly from the mill LOP system, descaling of tube bundle nest & shell, remove rust & choke formation, dipping in ACC 9 solution assembling, pressure testing both shell side and tube side by pneumatic & hydro testing, arresting any leakages by plugging of tube or reexpansion, transporting of cooler assembly, reerection and commissioning in LOP system Divider Plate– Overhauling work for HP 803 Bowl Mill-Fabrication of divider plate by marking, gas cutting, grinding to the required size, hardfacing the divider plate edge and ercting in the fuel inlet elbow style-II by welding(Required MS plate & Hardfacing electrode will be supplied by TANGEDCO.

1

No

9450

9450.00

9922.50

10395.00

1

5286

5286.00

5550.30

5814.60

Hardfacing newreleased orifice in corner including T&Ps. (Hard facing electrode supplied by the TANGEDCO) MDVs, MPOs, Mill outlet Elbows and Classifier Blades – Overhauling work for HP 803 Bowl MillProviding support for coal pipe above the mill, dismantling and lowering of 1 No. MDV to mill floor at2.52 mtrs for inspection of internals and lifting of either new or repaired or modified one no. MDV to position and coupling with coal pipe and releasing of supports including patch welding.

1

1041

1041.00

1093.05

1145.10

1

No

4224

4224.00

4435.20

4646.40

MPM

Dismantling and lowering of 1 No. MPO to mill floor at 2.52 Mtrs. For inspection of internal and renewing the worn-out components if necessary and lifting of either new or repaired MPO to the position and coupling with mill discharge valve

1

No

1702

1702.00

1787.10

1872.20

MPM

Hard facing the newold Pulverizer out let elbow including cost of consumables (Hard facing electrode will be supplied by NCTPS TANGEDCO)

1

No

1831

1831.00

1922.55

2014.10

100

RATE PER UNIT (Rs.)

TAMILNADU GENERATION AND DISTRIBUTION CORPORATION LIMITED Sl. No

CODE

DIVISION

1107

N-MPM-A-2044

MPM

1108

N-MPM-A-2045

MPM

1109

N-MPM-A-2046

MPM

1110

N-MPM-A-2047

MPM

1111

N-MPM-A-2048

MPM

1112

N-MPM-A-2049

MPM

1113

N-MPM-A-2050

MPM

1114

N-MPM-A-2051

MPM

1115

N-MPM-A-2052

MPM

DESCRIPTION OF WORK

QTY

UNIT

TOTAL AMOUNT

Fabrication of walkway around transfer chute, dismantling and removal of wornout transfer chute from 18 mtr to ‘O’mtr,(Under dismantled condition of Centre Coal Feed Pipe, POEs, MDVs, MPOs during Overhaul) transportation, leading, lifting, positioning and refixing the new reconditioned transfer chute

1

No

30520

MTPS 30520.00

TTPS 32046.00

NCTPS 33572.00

Replacement of worn-out centre coal feed pipe ( 6.5mt ), by erection of necessary scaffolding arrangements at higher elevation above Mill, dismantling the wornout coal feed pipe from transfer chute, lowering it to ground floor, transporting, leading, lifting, positioning, erecting and assembling the newreconditioned or released center coal feed pipe (Type – I) with transfer chute, Devoluting the released materials to stores, Replacement of worn-out centre coal feed pipe ( 4.5mt by dismantling the Dresser coupling, dismantling the fixing bolts on Mill top, removing and lowering the Center coal feed pipe (Type – II) to the Mill floor, transportation, leading, lifting, erecting and fixing the new reconditioned or released centre coal feed pipe (Type – II) on the Mill top, assembling the Dresser coupling, devoluting the released materials to stores,

1

No

51036

51036.00

53587.80

56139.60

1

No

26700

26700.00

28035.00

29370.00

Cutting and removing damaged worn-out air direction vane and blanking zone, cleaning of accumulated clinkers, cutting of new MS plates to required size, positioning ,blanking One no. of air direction vane opening, by cutting and welding in Hot PA duct - under bowl joining area Dismantling and removal of worn out insulation cover plate and refractory, by removing the vane wheel segments, lifting and inserting into underbowl, positioning and fixing new reconditioned cover plate, by applying refratory and insulation in the bottom of cover plate Inspection and repairing of the eroded Mill outlet venturi either by cutting and bending to size to suit Venturi and patch welding with 8 mm or 10 mm M.S. plate as directed by the Engineer Overhauling of Classifier System by removal of Classifier spherical bearing links, Overhauling and retapping the sockets, replacing of worn out studs and nuts and synchronising the operation of Classifier Control Vanes Inner and Outer of the Mill, Removal of worn outdamaged classifier blade and fixing the newreconditioned classifier blade by bolts and nuts Overhauling work for HP 803 Bowl Mill Cutting & removal of tramp iron chute assembly from under bowl assembly and re-fixing of TI Chute and knife edge gate assembly including cost of consumables and T & P hire charges.

1

No

5193

5193.00

5452.65

5712.30

1

No

8332

8332.00

8748.60

9165.20

1

No

4356

4356.00

4573.80

4791.60

1

No

4803

4803.00

5043.15

5283.30

8

Nos

1041

130.13

136.63

143.14

1

0

7263

7263.00

7626.15

7989.30

101

RATE PER UNIT (Rs.)

TAMILNADU GENERATION AND DISTRIBUTION CORPORATION LIMITED Sl. No

CODE

DIVISION

1116

N-MPM-A-2053

MPM

1117

N-MPM-A-2054

MPM

1118

N-MPM-A-2055

1119

DESCRIPTION OF WORK

QTY

UNIT

TOTAL AMOUNT

Draining of oil from mill gearbox, cleaning the gear-box internals such as worm shaft, worm wheel & bottom housing, checking gear contact by blue matching, face out, backlash, refilling the drained oil or new oil drawn from stores Including cost of consumables and T & Ps and transportation of oil from stores and devolution of oil to stores. Dismantling & renewal of worn-out blade seals of the HAD, including minor reconditioning works in the Worn out seals fixing areas,

1

No

14273

MTPS 14273.00

TTPS 14986.65

NCTPS 15700.30

1

No

7640

7640.00

8022.00

8404.00

MPM

Opening the end cover of Bunker Feeder gate, cleaning the coal accumulation, cleaning the guide roller bearings and servicing and assembling back oil filling actuator and checking for free operation of feeder & Bunker gates.

1

No

1938

1938.00

2034.90

2131.80

N-MPM-A-2056

MPM

Providing scaffolding for mill Hot air duct and its Expansion Bellows above 9m elevation including the cost of consumables and hire charges for T&Ps.

7

Sqm

1400

200.00

210.00

220.00

1120

N-MPM-A-2057

MPM

Supporting and arresting the Hot Primary Air Ducts-Upstream and downstream of worn-out Expansion Bellow; cutting and removal of worn out Expansion Bellow; Gauging and edge preparation; leading, lifting and erection of newrecoditioned Expansion Bellow in position; thorough welding and providing cover plate inside the Expansion Bellow with one side welding, including cutting and removal of the existing cover plate; drawl & devolution of materials including the cost of consumables, Special welding electrodes and hire charges for T& Ps. (Expansion Bellow, cover plate will be supplied by the TANGEDCO to the actual requirement)

1

No

19582.5

19582.50

20561.63

21540.75

1121

N-MPM-A-2058

MPM

Dismantling the TI Chute knife edge valve, power cylinder and renewal of gland rope & seal kit, assembling the power cylinder with knife edge valve and checking the operation including cost of seal kit,

1

No

2082

2082.00

2186.10

2290.20

1122

N-MPM-A-2059

MPM

Dismantling, leading, lifting, inspection, overhauling, renewal of packings of the joints and re-fitting of dynavan filter of seal air system,

1

SET

5944.5

5944.50

6241.73

6538.95

1123

N-MPM-A-2060

MPM

Draining oil from lube oil lines dismantling oil lines & water lines, cleaning of oil lines, water lines & replacing 'O' rings, gaskets etc., if necessary and reassembling as per the instructions of the Engineer-in charge, including cost of consumables. (Gaskets, 'O' ring will be provided by the Board to the requirment)

1

No

4143

4143.00

4350.15

4557.30

102

RATE PER UNIT (Rs.)

TAMILNADU GENERATION AND DISTRIBUTION CORPORATION LIMITED Sl. No

CODE

DIVISION

1124

N-MPM-A-2061

MPM

1125

N-MPM-A-2062

MPM

1126

N-MPM-A-2063

MPM

1127

N-MPM-A-2064

MPM

1128

N-MPM-A-2065

MPM

1129

N-MPM-A-2066

MPM

1130

N-MPM-A-2067

MPM

1131

N-MPM-A-2068

MPM

1132

N-MPM-A-2069

MPM

DESCRIPTION OF WORK

QTY

UNIT

TOTAL AMOUNT

Providing necessary Scaffolding; supporting and arresting the coal pipes on either sides of the worn out Coal pipe with locating holes and Special type Sleeve coupling, dismantling and lowering to ground level; leading, lifting and reassembling of new rectified Coal pipe with locating holes and Special type Sleeve coupling;positioning intact with coal pipes, welding and releasing of supports and Scaffolding materials ( Crane not necessary) EROMAT Application of Ceramic wear coat Eromat 1003 by surface preparation and application in the inner surface of the Mill discharge valves / MPO/POE/INNER CONE including cost of EROMAT 1003 for 5mm thickness,

1

NO

35676

MTPS 35676.00

TTPS 37459.80

NCTPS 39243.60

1

M2

496

496.00

520.80

545.60

Assembling of spare mill Gear Boxes for HP 803 Bowl MillMoving & shifting the damaged gear box assembly in front of mill to repair bay, Dismantling the gearbox top cover, vertical shaft assembly, dismantling & replacing of newreleased bearings and wormwheel suitably, assembling the vertical shaft assembly into the gearbox body and tightning the top cover of the gearbox Dismantling of worm shaft cover, worm shaft assembly, Bearing housing, coupling hub, old damaged bearings and inspection,

1

No

18492

18492.00

19416.60

20341.20

1

No

39618

39618.00

41598.90

43579.80

1

No

16749

16749.00

17586.45

18423.90

Assembling the bearing housing worm shaft cover, coupling hub, setting of clearance Machining of Thrust Pad to the requirement suitably Renovation of severly worn -out Bowl hub by removing all the worn out and damaged areas such as damaged bolts holes of size M15, M20 & M39 worn-out mechanical seal contact areas, worn-out vertiacal shaft assembling area, worn-out areas on top & bottom of the hub, metal filling with suitable special electrode, machining all the metal filling areas of the hub to the original dimensions, marking, jig dilling and tapping of threaded bolt holes of sizes M15-15No. M2012No. and M39-15 No. to suit the respective bolts, stress relieving hardening and finishing including the cost of special electrodes,

1

No

18610

18610.00

19540.50

20471.00

1

set

3513

3513.00

3688.65

3864.30

1

No

56080

56080.00

58884.00

61688.00

Renovation of severly worn -out Bowl by removing all the damaged bolts, premachining all the severely worn out areas such as bull ring assembling areas, clamping ring assembly areas, worn- out & damaged bolt holes, metal filling of all the above worn out areas with special welding electrodes suitable, machining all the metal filled areas of the bowl to original dimension using marking, jig drilling, 42 No of 150 mm depth straight holes to suit 24mm dia bolts at the periphery of the bowl, stress relieving hardening and finishing including the cost of special electrodes, consumables,hire

1

No

73605

73605.00

77285.25

80965.50

103

RATE PER UNIT (Rs.)

TAMILNADU GENERATION AND DISTRIBUTION CORPORATION LIMITED Sl. No

CODE

DIVISION

1133

N-MPM-A-2070

MPM

1134

N-MPM-A-2071

1135

DESCRIPTION OF WORK

QTY

UNIT

TOTAL AMOUNT

Renewal of sheared output shaft studs Replacement of defective Mill Gearbox of HP803 mill by draining of gearbox oil, dismantling the TI Chute knife edge valve, power cylinder, cutting and removal of tramp iron chute, decoupling the bowl hub assembly, removal of gearbox assembly from the base plate, dismantling the gearbox and shifting it in front of Mill assembly, gouging suitably and releasing the sheared and jammed shaft studs from the gearbox output shaft, retapping and finishing the tapped hole, fixing new dowel pins,shifting the reconditioned gearbox,reassembling the gearbox in position,fixing, lowering the bowl hub assembly, coupling with gearbox assembly, and fixing Vertical shaft studs, checking the tightness of studs, re fixing the TI chute,knife edge valve power cylinders, refilling the gearbox oil and trial run and commissioning

1

No

143451

MTPS 143451.00

TTPS 150623.55

NCTPS 157796.10

MPM

Dismantling the oil line from gear box top, cleaning & flushing the oil line and assembling intact and checking any oil leak in the line

1

No

1882

1882.00

1976.10

2070.20

N-MPM-A-2072

MPM

Strengthening of columns & beams Mills from ‘O’ Mtr to ‘5’ trs level for HP 803 Bowl Mills.Fabrication and erection of new M.S plates ,bracing angles and channels for strenthening the columns and beams in front and rear side of Unit II mills including all charges such as T &p's, transportation and consumables etc.,(Available materials such as M.S plates-12 mm thick will be supplied by the TANGEDCO)

1

MT

22595

22595.00

23724.75

24854.50

1136

N-MPM-A-2073

MPM

Cutting, removing the damaged & eroded bracing angles and channal and transporting the scraps to NCTPS stores including all charges such as T &p's, transportation and consumables etc.,

1

MT

19355

19355.00

20322.75

21290.50

1137

N-MPM-A-2074

MPM

5 Ton, & 3.0 Ton capacity Electrically operated wire rope HoistCharges foralignment Checking of rails (I-Beem) and correcting misalignment -by cleaning water level checking, Clamping & welding and end plates &Stop bolt & Nut) was checked and corrected including cost of the consumables and Tools & Plants of (10 Ton,7.5 ton,5.Ton, ) Capacity Electrically operated wire rope Hoist in mill Floor, Air waasher Area in Unit-I,II & III and 3 Ton capacity of Ac plant.

1

No

43752

43752.00

45939.60

48127.20

1138

N-MPM-A-2075

MPM

Complete dismantling for gearbox assembly and renewalreplace for wornout gear, bearing, oil seals, gearbox oil and reasssembling the gear box and the hoist, including cost of required bearings & oil seals, transporting charges (To & Fro) consumables and hire charges for T&P's)

1

No

30514

30514.00

32039.70

33565.40

104

RATE PER UNIT (Rs.)

TAMILNADU GENERATION AND DISTRIBUTION CORPORATION LIMITED Sl. No

CODE

DIVISION

1139

N-MPM-A-2076

MPM

1140

N-MPM-A-2077

1141

DESCRIPTION OF WORK

QTY

UNIT

TOTAL AMOUNT

Complete renewal of control panel boxes electgricalspares and wireing, works involves dismantling of all electrical control and wiring, fixing of all control switches and wiring, including consumables and T&P's. (The electrical spares supplied by TANGEDCO)

1

No

6420

MTPS 6420.00

TTPS 6741.00

NCTPS 7062.00

MPM

Charges for supply and erection of new steel wire rope dismantling the damaged wire rope for the the following sizes of following capacity type hoists.

1

No

1070

1070.00

1123.50

1177.00

N-MPM-A-2078

MPM

Assembling of worm wheel in worm gear hub & vertical shaft assembly for HP 803 Bowl MillLeading & lifting (To & Fro ) of worm wheel and worm hub vertical shaft assy, including cost of transportation.

1

No

4168

4168.00

4376.40

4584.80

1142

N-MPM-A-2079

MPM

Drilling & tapping in to worm wheel hub locking bolt M27 x 70HT allen bolt as per required dimension, including the cost of allen bolt.

1

No

4640

4640.00

4872.00

5104.00

1143

N-MPM-A-2080

MPM

1

SET

10804

10804.00

11344.20

11884.40

1144

N-MPM-A-2081

MPM

Drilling the worm wheel in to worm hub assembly as per required dimension to suit the H.T bolts as per specification. Assembling of worm wheel and worm wheel hub assy by using hydraulic machine assembling in to tight fitting, including cost of spl type HT M33x200mm bolt with nut.

1

set

11600

11600.00

12180.00

12760.00

1145

N-MPM-A-2082

MPM

1

opn

795

795.00

834.75

874.50

1146

N-MPM-A-2083

MPM

Dozing leveling and water quenching of mill rejects a mill reject yard foor Dozing and leveling of mill rejects at mill reject yard, including the hire charges for pay loader T&P’s and cost of consumables etc., Pumping of cooling water outlet canal water available near the mill reject yard for water quenching of mill rejects by using diesel pump for avoiding fire incidents in mill reject yard and adjacent conveyor & equipments, including hire charges for diesel pump T&P’s cost of fuel, RRL fire hydrant hose with coupling, 53mm dia etc.,

1

opn

1716

1716.00

1801.80

1887.60

1147

N-MPM-A-2084

MPM

Fabrication and erection of new coal discharge chutefrom feeder floor(18mtr)to mill floor Involve marking,cutting,welding & fabrication of suitable size of coal discharge chute ,chute supports , gate plate and erection of above 9 mtr level as per standards and as per the direction of site incharge including cost of leading, lifting,special electrodes, consumables, loading, transporting charges, hire charges for crane, winch and T&Ps .

1

MT

28536

28536.00

29962.80

31389.60

1148

N-MPM-A-2085

MPM

1

OPN

372.4

372.40

391.02

409.64

1149

N-MPM-A-2086

MPM

Collection of coal mill rejects coal from mill chutes by opening and closing of tramp iron chute at an interval of 30 minutes.(1 operation = 40 opening) Quenching, removing, stacking near mills, loading unloading, conveying by using tractor weighing in department weighing machine dumping the rejects in reject yardcoal in coal yard collecting forom unit-I,II & III at NCTPS as per the direction of engineer-in-charge.

1

MT

84

84.00

88.20

92.40

105

RATE PER UNIT (Rs.)

TAMILNADU GENERATION AND DISTRIBUTION CORPORATION LIMITED Sl. No

CODE

DIVISION

1150

N-MPM-A-2087

MPM

1151

N-MPM-A-2088

MPM

1152

N-MPM-A-2089

MPM

1153

N-MPM-A-2090

MPM

DESCRIPTION OF WORK

QTY

UNIT

TOTAL AMOUNT

Reconditioning of journal spring assembly -Dismantling the journal spring, adjusting stud lock nut and then releasing the completely jammed condition of spring, adjusting lock nut using special fixture arrangement for firmly holding the assembly with special tools & Plants (Total Wt.of the assembly nearly 800 Kgs) including lead & lift and transportation charges from NCTPS-I to work shop and viceversa.

1

No

26072

MTPS 26072.00

TTPS 27375.60

NCTPS 28679.20

Overhauling of all the internal of journal spring assembly after dismantling one by one such as journal spring adjusting lock nut, unfastening of the 16 Nos. HT Hexagonal Bolt M 16 X 50mm, releasing the helical coiled spring, spring adjusting stud, cleaning of all the rusted portion with rustolene, including the journal spring outer body, pressure spring seating portion, cleaning of the threaded portion of spring adjusting stud and its mating part, long Nut, bronze bush, etc., and if necessary changing of new spring adjusting stud and then assembling all the above components for smooth functioning of journal spring assembly including lead & lift. Renewal of damaged and worn out coal valve assembly -Providing the scaffolding arrangements in bunker outlet pipe and dismantling the coal valve assemblies internals,assembling of new coal valve assembly fixing,alingning in positioning ,checking of operation and commioning including leading,lifting from "0' Mtr to "18' Mtrs and lowering of released coal valve '18 'Mtrs to '0'Mtr drawl& devolution,hire charges for T& P's and cost of consumables .( Required coal valve assemblies will be supplied by TANGEDCO )

1

No

32168

32168.00

33776.40

35384.80

1

No

118151

118151.00

124058.55

129966.10

Reconditioning of worn out defective centre coal feed pipe style II -Cutting and removing the wornout protions from the released centre coal feed pipe TYPE-I & II and joninig together the usable portions by welding and make them as TYPE -II (Lenght:3.14 mtrs) suitably asper site requirement,devoluting to stores,Fabrication and machining of M.S Flange dia 620mm X 20mm thick. aligning, edge prepation and welding with pipe including cost of materials T & P hire charges and consumable charges.(Necessary Pipe (Type -I/II) for rectification will be supplied by board at free of cost and the remaining pipe after rectification will be devoluted to the stores).

1

No

63720

63720.00

66906.00

70092.00

106

RATE PER UNIT (Rs.)

TAMILNADU GENERATION AND DISTRIBUTION CORPORATION LIMITED Sl. No

CODE

DIVISION

1154

N-MPM-A-2091

MPM

1155

N-MPM-A-2092

MPM

1156

N-MPM-A-2093

MPM

1157

N-MPM-A-2094

MPM

1158

N-MPM-A-2095

MPM

1159

N-MPM-A-2096

MPM

1160

N-MPM-A-2097

MPM

1161

N-MPM-A-2098

MPM

DESCRIPTION OF WORK

QTY

UNIT

TOTAL AMOUNT

Reconditioning of worn out defective centre coal feed pipe style I -Cutting and removing the defective portions from the released centre coal feed pipe TYPEI & II and joninig together the usable portions by welding and make them as TYPE -I(Lenght:5.65 mtrs) suitably asper site requirement ,devoluting to stores Fabrication and machining of M.S Flange dia 620 mm x 20 mm Thick. aligning, edge proporation and welding with pipe including cost of material., T&P hire charges ,Transportation charges and consumable charges(Necessary Pipe (Type -I/II) for rectification will be supplied by board at free of cost and the remaining pipe after rectification will be devoluted to the stores)

1

No

63720

MTPS 63720.00

TTPS 66906.00

NCTPS 70092.00

Charges for reconditioning of gear box vertical shaft by metal building in the wornout portion of Thrust bearing area & Adapter area final ground finish to the required dimensions. Charges for reconditioning of gear box vertical shaft by metal building in the wornout portion of Lower radial bearing sheating area,lower bearing circlip area & oil seal sheating area final ground finish to the required dimensions.

1

No

22392

22392.00

23511.60

24631.20

1

No

16794

16794.00

17633.70

18473.40

Reconditioning of Feeders head pulley on non drive shaft end by under cutting, welding & machining to requird size including labour,machining. Reconditioning of takeup pulley by removing the damaged shaft,machining of new shaft to the requird size and assembling of the pulley and bearing with new shaft.

1

No

6393

6393.00

6712.65

7032.30

1

No

17046

17046.00

17898.30

18750.60

Reconditioning of wornout/damaged upper bearing housing including ,stress relieving,NDT testing ,. Reconditioning of wornout/damaged lower bearing housing including ,stress relieving,NDT testing,. Assembling of the Journal head with shaft. Cleaning the entire surface of the head,opening the lube oil inspection door,cleaning the lube oil passage, flushing with diesel cleaning the seal air passage and flushing with diesel and dismantiling all the parts separately.Making the hole in journal head assembly both sides and tapping the threads inside the hole suitable for 24 mm for arresting the trunnion shaft ,including cost of M 24 X300 bolt and Nuts 2 Nos,assembling the lube oil door,assembling the shaft & fixing bolt and Nuts and checking the tightness of shaft with head assembly.

1

No

15306

15306.00

16071.30

16836.60

1

No

15306

15306.00

16071.30

16836.60

1

No

12063

12063.00

12666.15

13269.30

107

RATE PER UNIT (Rs.)

TAMILNADU GENERATION AND DISTRIBUTION CORPORATION LIMITED Sl. No

CODE

DIVISION

1162

N-MPM-A-2099

MPM

1163

N-MPM-A-2100

1164

DESCRIPTION OF WORK

QTY

UNIT

TOTAL AMOUNT

Assembling the pillow block sets with journal shaft.The work involves transportation of new / old pillow blocks, end caps,bushings,bushing retainers etc from stores to work site,assembling the pillow blocks sets at both the free end and thrust end of the trunnion shaft,checking the tilting operation of the head and adjustment of end cap,tightening all bolt nuts.

1

No

12063

MTPS 12063.00

TTPS 12666.15

NCTPS 13269.30

MPM

Hard facing the journal head as a chequred patten applying grease on the threaded holes,plugging the holes with suitable dummles and painting the complete assembly with one coat of red oxide paint and devolution of scrap material to stores / NCTPS.

1

No

8236

8236.00

8647.80

9059.60

N-MPM-A-2101

MPM

1

No

1070

1070.00

1123.50

1177.00

1165

N-MPM-A-2102

MPM

1

No

6420

6420.00

6741.00

7062.00

1166

N-MPM-A-2103

MPM

1

No

2758

2758.00

2895.90

3033.80

1167

N-MPM-A-2104

MPM

Reconditioning of worn out LOP pump( ALEKTON)-Dismantling of cartridge assembly, flanges. Reconditioning of wornout LOP pump shaft by premachining at wornout areas and then metal filling by welding with special welding electrode, machining by turing to the required size and making Keyway by milling, chamfering and finishing and machining the welded, bearing, mechanical seal seating areas. Assembling the reconditioned LOP Pump shaft with cartridge assembly with new bearing & meachanical seal with flanges. Reconditioning of worn out LOP pump Screws by pre machining at worn out areas and then metal filling by welding with special welding eletrode, machining by turning to the required size and by milling, chamfering and finishing including cost of Bush, consumables and hire charges for T&Ps.

1

No

6895

6895.00

7239.75

7584.50

1168

N-MPM-A-2105

MPM

Renewal of damaged / wornout Bowl and Bowl Hub of HP 803 mills in Units I, II & III .Charges for dismantling victaulic coupling at both Ends of mill out-let elbow, providing temporary support to arrest the coal pipe removal & lowering of mill out –let elbow from its position for inspection, patch welding and Changing of victaulic coupling gasket lifting the elbow into position, then align the mill outlet elbow with coal pipe including cutting, welding and tightening the victaulic couplings, at the ends, removal of temporary supports and normalizing

1

No

6249

6249.00

6561.45

6873.90

1169

N-MPM-A-2106

MPM

1

No

3404

3404.00

3574.20

3744.40

1170

N-MPM-A-2107

MPM

1

No

1422

1422.00

1493.10

1564.20

1171

N-MPM-A-2108

MPM

Charges for dismantling and lowering the distant piece, fixing the released distant piece on MDVs, aligning, positioning. Charges for dismantling the old worn out orifices on mill top assembling of new/old Orifice including hardfacing positioning. Charges for removal of separator body along with classifier assembly ,inner cone, lifting and aranging rails for shifting the separater body and placing it an appropriate place and after renewal of suppoting fixtures and rails.

1

No

41624

41624.00

43705.20

45786.40

108

RATE PER UNIT (Rs.)

TAMILNADU GENERATION AND DISTRIBUTION CORPORATION LIMITED Sl. No

CODE

DIVISION

1172

N-MPM-A-2109

MPM

1173

N-MPM-A-2110

MPM

1174

N-MPM-A-2111

MPM

1175

N-MPM-A-2112

MPM

1176

N-MPM-A-2113

MPM

1177

N-ACP-A-2001

ACP

1178

N-ACP-A-2002

ACP

1179

N-ACP-A-2003

ACP

1180

N-ACP-A-2004

1181

DESCRIPTION OF WORK

QTY

UNIT

TOTAL AMOUNT

Charges for removal of bowl & wornout bowl hub assembly by lifting and arranging rails for shifting it to repairbay, removing the bowl fixing bolts & separating the bowl and bowl hub assembly, shifting new / reconditioned bowl hub to mill, positioning & fixing .

1

NO.

37840

MTPS 37840.00

TTPS 39732.00

NCTPS 41624.00

Charges for decoupling the bowl hub assembly. Charges for lowering the bowl hub assembly, coupling with old / rectified gearbox assembly and fixing Vertical shaft studs. Inspection of gearbox internals and blue matching Dismantling removal of lub oil lines Reassembling of lub oil lines AIR COOLING PALNT cleaning and lifting the vertical shaft assembly & oil seal renewal

1

No

11005

11005.00

11555.25

12105.50

1

No

5005

5005.00

5255.25

5505.50

1

No

3640

3640.00

3822.00

4004.00

1

No

1731

1731.00

1817.55

1904.10

1

No

3520

3520.00

3696.00

3872.00

dismandling the wornout damaged worm shaft oil seals AC Plant–Break down & Time bound maintenance of 2TR split & window AC Units -Charges for vacumising the AC system, R 22 gas charging, Leak testing, changing of Capillary & strainer if required . (Cost inclusive of labour, consumables and T & P) ( R 22 Gas will be supplied by TANGEDCO )

1

No

1099

1099.00

1153.95

1208.90

1

No

1146

1146.00

1203.30

1260.60

ACP

Charges towards the Servicing of electrical components, Such as capacitor, relay, Air filter, cable, cable lugs, Timer circuit,MCB Assembly,reassembling,testing & trail run and replacement of above spares if necessary. ( Spares will be supplied by TANGEDCO)

1

No

1146

1146.00

1203.30

1260.60

N-ACP-A-2005

ACP

1

opn

765

765.00

803.25

841.50

1182

N-ACP-A-2006

ACP

Charges towards the cleaning of Air filter, Evaporator coil, Condenser coil with compressed air, soap ,water, nylon brush in AC indoor & out door units. Charges for servicing the stabilizer 5Kva rating( 2TR capacity) towards the replacement of electrical components if required such as relay etc attending the fault of stabilizer,i.e electrical circuit protections, time delay etc

1

No

765

765.00

803.25

841.50

1183

N-ACP-A-2007

ACP

1

No

1530

1530.00

1606.50

1683.00

1184

N-ACP-A-2008

ACP

1

No

1378

1378.00

1446.90

1515.80

1185

N-ACP-A-2009

ACP

Removal of blower condenser fan motor by dismantling the old one and fixing it with new one and lubricating the fan bearing and aligning, Charges towards replacement of blower / condenser fan motor by dismantling the old one and fixing it with new one or with reconditioned and lubricating the fan bearing and aligning . (Cost inclusive of Reconditioning of motor (condenser/ blower) . Cleaning of air filters and cooling coil in the AHU's located in the 13 various places,by dismantling the dry metalic filters in order to improve the cooling effect in the control room,removing the coal & ash dust deposits in the chiller coil thoroughly.

96

Filter

1070

11.15

11.70

12.26

109

RATE PER UNIT (Rs.)

TAMILNADU GENERATION AND DISTRIBUTION CORPORATION LIMITED Sl. No

CODE

DIVISION

1186

N-ACP-A-2010

ACP

1187

N-ACP-A-2011

ACP

1188

N-ACP-A-2012

1189

DESCRIPTION OF WORK

QTY

UNIT

TOTAL AMOUNT

Charges for Checking the tightness & alignment of ‘V’ belts in the AHU units and adjust if necessary,Greasing of AHU unit blower bearings,by cleaning the plumber block bearings,applying new grease oil to both drive end & non drive ends of Air Handling Units to avoid bearing failures . Charges for Cleaning of cooling tower collection basin fills, nozzles, against coal powder deposits. By isolating the cooling tower inlet & outlet valves ,Draining the dusty water & after cleaning fill with new water,to avoid chocking in condenser and to improve AC effect to avoid loss of generation.

1

AHU

718

MTPS 718.00

TTPS 753.90

NCTPS 789.80

1

No

2198

2198.00

2307.90

2417.80

ACP

Charges for Greasing of chilled water pumps and condenser water pumps, Changing of chilled water pumps and condenser water pumps gland packing,Cleaning the strainers & filters of chilled water and condenser water pumps.

1

Pump

381

381.00

400.05

419.10

N-ACP-A-2013

ACP

Charges for pump down of compressor by closing liquid line valve, then suction valve and delivery valve to store the compressor gas in condenser unit to avoid R22 Freon gas leak, decoupling of compressor loveJoy coupling from both Motor & Compressor shaft, by dismantling the fasteners, aligning ring and rubber pads, draining the lub oil from compressor crank case by opening oil drain valve,Dismantling of protection&control instruments,loading,unloading solenoid valves, pilot operated solenoid valves, all copper gas tubes. 140 TR

1

Set

1702

1702.00

1787.10

1872.20

1190

N-ACP-A-2014

ACP

Charges for dismantling of AC 1480 compressor cylinder head covers, end covers of casing, piston by pass valves, pressure rings & Discharge valve assemblies, suction & delivery valve rings and springs,discharge stroke limitor , ‘O’ Rings, Gaskets, Aluminum packing rings, suction and discharge oil lines, filters, mechanical seal, and liquid line Y type strainer etc,. 14 Nos.

1

Set

5106

5106.00

5361.30

5616.60

1191

N-ACP-A-2015

ACP

Charges for inspection of crank shaft, shaft seal assembly, oil pump assembly, loading, unloading solenoid valves, pilot operated solenoid valves, compressor cylinder head covers, end covers, casing, pistons, piston bypass valves, pressure rings & Discharge valve assemblies, leak testing of suction & delivery valve rings and checking of springs, stroke limitor charge, ‘O’ Rings, Gaskets, gudgeon pins, piston circlips, Aluminum packing rings, connecting rods, pistons, cylinder liners, suction and discharge oil lines, filters Bearing seals and liquid line Y type strainer etc. Cleaning of all the above spares & assembling. Charges inclusive of leak testing Of discharge valve assemblies by oil filing method. 1 = SET 14 Nos

1

Set

3404

3404.00

3574.20

3744.40

110

RATE PER UNIT (Rs.)

TAMILNADU GENERATION AND DISTRIBUTION CORPORATION LIMITED Sl. No

CODE

DIVISION

1192

N-ACP-A-2016

ACP

1193

N-ACP-A-2017

ACP

1194

N-ACP-A-2018

ACP

1195

N-ACP-A-2019

1196

DESCRIPTION OF WORK

QTY

UNIT

TOTAL AMOUNT

Charges for changing of 1No Piston assembly, connecting rod assembly & Cylinder liner and servicing of one No. suction & delivery valve. inclusive of leak testing & assembling. Charges for changing of AC 1480 Compressor Shaft seal assembly Suction filter,Discharge oil filter,Piston by-pass valves (3 No) with either new or reconditioned one. Charges for evacuating the AC 1480 Compressor with vacuum pump, evacuate the air ,which is occupied in the compressor casing, purge the compressor with NitrogenFreon22gas and then topping up of freon 22 gas if required,conducting leak test , attend leaks,Correction of motor compressor alignment,trail run & Commissioning.

1

Set

2642

MTPS 2642.00

TTPS 2774.10

NCTPS 2906.20

1

Set

2012

2012.00

2112.60

2213.20

1

Set

6036

6036.00

6337.80

6639.60

ACP

Charges for decoupling and dismantling of Condenser / Chill water pump, cleaning, checking of pump internals, such as impeller shaft, sleeves, bearings, casing rings gland assembly, stuffing box packing and bushings etc., replacing the worn-out components, assembling, aligning and with motor and taking trail run cost inclusive of pump spares.

1

No

7195

7195.00

7554.75

7914.50

N-ACP-A-2020

ACP

Attending works in Switch yard control room AHU ( AHU Size 7)by Dismantling AHU Assembly, Renewal Reconditioning of Chiller coil, AHU shaft, blower, bearings, pulleys, Bolts and Nuts with new one then dismantling old damaged insulation, rectification of canvass cloth providing new insulation, Commissioning and trail run(chiller Coil,shaft,Blower, will be supplied by TANGEDCO). 16000m3/hr

1

Set

50330

50330.00

52846.50

55363.00

1197

N-ACP-A-2021

ACP

Attending works in DM plant AHU , ( AHU Size 6 A)by Dismantling AHU Assembly, RenewalReconditioning of Chiller coil, AHU shaft, blower, bearings, pulleys, Bolts and Nuts with new one then dismantling old damaged insulation, rectification of canvass cloth providing new insulation, Commissioning and trail run. 10500m3/hr

1

Set

43140

43140.00

45297.00

47454.00

1198

N-ACP-A-2022

ACP

Attending works in 15.5 Mtr AHU , ( AHU Size 6 )by Dismantling AHU Assembly, RenewalReconditioning of Chiller coil, reconditioning renewal of AHU shaft, blower, bearings, pulleys, Bolts and Nuts with new one then dismantling old damaged insulation, rectification of canvass cloth providing new insulation, Commissioning and trail run. 10000m3/hr (10 TR)

1

Set

35950

35950.00

37747.50

39545.00

111

RATE PER UNIT (Rs.)

TAMILNADU GENERATION AND DISTRIBUTION CORPORATION LIMITED Sl. No

CODE

DIVISION

1199

N-ACP-A-2023

ACP

1200

N-ACP-A-2024

1201

DESCRIPTION OF WORK

QTY

UNIT

TOTAL AMOUNT

Charges for Attending works in ‘0’ Mtr AHU , (AHU Size 3) by Dismantling AHU Assembly, RenewalReconditioning of Chiller coil, reconditioning renewal of AHU shaft, blower, bearings, pulleys, Bolts and Nuts with new one then dismantling old damaged insulation, rectification of canvass cloth providing new insulation, Commissioning and trail run ( Chiller Coil,shaft,Blower, will be supplied by TANGEDCO). 6000m3/hr (6TR)

1

Set

23704

MTPS 23704.00

TTPS 24889.20

NCTPS 26074.40

ACP

Dismantling of all cable connections after disconnecting power supply, removing out all indicators, probes and other instruments, Isolation of pipelines by providing dummy, cutting and removing of the chilled water, compressor lines and condenser water lines, dismantling of Condenser assembly after releasing all its fixing fasteners, Chiller assembly, receprocating Compressor assembly with its motor after decoupling and releasing all its fixing fasteners and removing out from its bed frame. Releasing all its insulation, cement plastering & fixing fasteners and removing out from its bed frame.

1

No

20340

20340.00

21357.00

22374.00

N-ACP-A-2025

ACP

Renewal of Bed frame and its concrete foundation & compressor with motor to suit the new screw chiller with condenser assembly.

1

No

33966

33966.00

35664.30

37362.60

1202

N-ACP-A-2026

ACP

1

No

7340

7340.00

7707.00

8074.00

1203

N-ACP-A-2027

ACP

AC Plant – Dismantling of existing wornout compressor No.2Dismantling the package , lifting and erecting the new chiller assembly on the modified bed frame , alignment, centering , providing anti vibration pads including cost of materials and consumables. Reconnecting the condenser water line with new Seamless pipes, with necessary , bends, Butterfly valves ,manual balancing valves and flanged joints by fabricating to suit the site and coating with polyurethane paint including cost of materials and consumables.

1

No

7340

7340.00

7707.00

8074.00

1204

N-ACP-A-2028

ACP

Pressure testing and vaccumising the referigent line including cost of materials and consumables.

1

No

8864

8864.00

9307.20

9750.40

1205

N-ACP-A-2029

ACP

1

No

16856

16856.00

17698.80

18541.60

1206

N-ACP-A-2030

ACP

Modification of the existing control, power panels to suit the new chiller package by adopting existing panel and providing new operation panel. including cost of materials and consumables. Resuming all power connections with necessary inter cabling , lugs ,termination etc, including cost of materials and consumables.

1

No

13048

13048.00

13700.40

14352.80

1207

N-ACP-A-2031

ACP

Leak testing with N2 gas , conducting trial run, rectification of all trouble shoots , commissioning of the system and conducting 72 hours performance testing .

1

No

34118

34118.00

35823.90

37529.80

112

RATE PER UNIT (Rs.)

TAMILNADU GENERATION AND DISTRIBUTION CORPORATION LIMITED Sl. No

CODE

DIVISION

1208

N-ACP-A-2032

ACP

1209

N-ACP-A-2033

1210

DESCRIPTION OF WORK

QTY

UNIT

TOTAL AMOUNT

AC PLANT COOLING TOWER Attending works in cooling tower No.3-Attending works in cooling tower No.3 by dismantling the cooling tower fan & Gear box assembly, PVC fills, Nozzles, collection basin and distribution basin etc., cleaning coal/ash dust deposits in side the PVC fills, drying the fills in sun light and cleaning with water and compressed air, gas cutting and strengthening / renewal of old damaged tower supports, Bolts & Nuts, tie rods,PVC fills, nozzles, bearings, oil seals, gear box oil and assembling all components of cooling tower, attending water leak by applying FRP coating, painting and commisioning of cooling tower. ( FRP materials, PVC fills, Bearing, Oil seal, paint, Bolts & Nuts T& P, and Consumables are in cotractor's scope)

1

No

50148

MTPS 50148.00

TTPS 52655.40

NCTPS 55162.80

ACP

Overhauling of Water Circulation System, -Overhauling of 3 No of 300 mm dia Gate Valves, 3 No. of 250mm dia Gate Valves, 3 No. of strainers (300mm dia), 3 No. of 250mm dia NRVs & 2 No.of 100 mm Gate Valves, including the cost of consumables and hire charges for T & Ps.

1

UNIT

33120

33120.00

34776.00

36432.00

N-ACP-A-2034

ACP

1

No

10494

10494.00

11018.70

11543.40

1211

N-ACP-A-2035

ACP

Overhauling of water circulating pump ( Type 6UP-3), by decoupling and dismantling, cleaning, repair & renewal of worn - out pump internals such as impeller, shaft, sleeves, bearing, casing rings, gland. Trail run and commissioning,. Dismantling the existing severely corroded and damaged 200NB Spray Header pipe, routing through the brick wall masonry by providing suitable scaffolding at elevation above 9 meter, cutting, erecting and welding suitably with newretrived pipe of same type and covering the wall opening; water leak checking, commissioning and painting, (200NB Pipe will be supplied by Board free of cost)

1

No

8236

8236.00

8647.80

9059.60

1212

N-ACP-A-2036

ACP

Cleaning the 12 LLD Air Washer Ventilation system Cooled Air Ducts, by suitably arresting the air ducts, Scaffolding, Dismantling and removing the Fasteners at both sides of flange joints of the air Ducts, thorough Cleaning, removing the deposited particles, refixing the Air Ducts in position by providing necessary felt cloth, Fasteners in flange joints of Ducts and suitably plastering the gaps between the Duct and Wall, wherever necessary, as per the direction of the Board Engineer,.

15

m

2642

176.13

184.94

193.75

1213

N-ACP-A-2037

ACP

Ventilation system-Unit I,II & IIIPeriodical cleaning of pre-filters in 12LLD Air washer ventilation systems-Dismantiling all the Prefilters(288 Nos) in 12LLd Air washer Ventilation system,tharough cleaning of all the filters, filter fixing frames,rectification and welding of sealing areas of frames and reassembling with new / released & cleaned filters / set /Unit.

288

33921

117.78

123.67

129.56

113

RATE PER UNIT (Rs.)

TAMILNADU GENERATION AND DISTRIBUTION CORPORATION LIMITED Sl. No

CODE

DIVISION

1214

N-ACP-A-2038

ACP

1215

N-ACP-A-2039

1216

DESCRIPTION OF WORK

QTY

UNIT

TOTAL AMOUNT

Overhauling of 12 LLD Centrifugal fan, by dismantling the pully, impeller - shaft assembly, pillow block and bearing assemblies, aressting both ends of the fan impeller shaft assembly ,in spection ,replacement of worn out internals and assembling with new rectified or released material such as bearings, taper sleeves, pully, fan inlet coners fan vibration isolating pads , alignment, trial run, vibration chcking ,commissioning and painting

1

No

76968

MTPS 76968.00

TTPS 80816.40

NCTPS 84664.80

ACP

Dismantling , cleaning and refixing of spary pipe and nozzle assemblies and welding of corroded supports of spray assemblies of air washer system.

1

10746

10746.00

11283.30

11820.60

N-ACP-A-2040

ACP

10

M2

1400

140.00

147.00

154.00

1217

N-ACP-A-2041

ACP

Providing Scaffolding for Dismantling the damaged cooled fresh Air Ducts Cutting, removing the damaged & eroded bracing angles and channel and transporting the scraps to NCTPS stores including all charges such as T &p's, transportation and consumables etc.,

10

MT

35172

3517.20

3693.06

3868.92

1218

N-ACP-A-2042

ACP

100

M2

58191

581.91

611.01

640.10

1219

N-ACP-A-2043

ACP

Fabrication of new GI Duct Assembly With MS Angle Duct frames , Erection and commissioning of fabricated new duct assembly , Fabrication and erection charges of new M.S Angles 25X25X3mm for New GI Duct in 12 LLD Air washer ventilation system In Unit II , & III including all charges such as T &p's, transportation and consumables etc.,

1

Ton

18205

18205.00

19115.25

20025.50

1220

N-ACP-A-2044

ACP

44

No

129975

2953.98

3101.68

3249.38

1221

N-ACP-A-2045

ACP

Charges for cutting and removing of the old, damaged, wornout & corroded Eleminator Boxes with Louvers, and renewal with repaired/new items including plastering & painting. Charges for cutting and dismantling the wornout, correded, and damaged Distribution Screens with MS Angles Frame, by cutting and renewal reparing, fixing and welding with new ones including plastering and painting.

28

No

60285

2153.04

2260.69

2368.34

1222

N-ACP-A-2046

ACP

Charges for dismantling the severly correded and damaged Filter Fixing Frames and supports by cutting and removal of correded items, fixing and welding the new filter fixing frames including plastering and painting .

192

No

90250

470.05

493.55

517.06

1223

N-ACP-A-2047

ACP

Charges for overhauling of severly wornout and damaged 12 LLD Volume Controle Damper by dismantling, cutting repairing / reconditioning, checking the operation of Volume Control Damper in Fan running condition.

1

No

32400

32400.00

34020.00

35640.00

1224

N-ACP-A-2048

ACP

Charges for cutting and removing of the old, damaged, wornout & corroded Air Intake Louvers with bird screen, and renewal with repaired/new items including plastering & painting.

68

Nos.

79000

1161.76

1219.85

1277.94

114

RATE PER UNIT (Rs.)

TAMILNADU GENERATION AND DISTRIBUTION CORPORATION LIMITED Sl. No

CODE

DIVISION

1225

N-ACP-A-2049

ACP

1226

N-ACP-A-2050

ACP

1227

N-ACP-A-2051

ACP

DESCRIPTION OF WORK

QTY

UNIT

TOTAL AMOUNT

Maintenance of freight cum passenger lifts of unit 1,2 & 3 Cleaning of 3 No. boiler lifts and its machine room, limit switches in car and landing doors, car top, door bottom track, landing, well and pit, rescue of passengers from the lift during struck up and checking of all interlocks to avoid malfunctioning of lift per shift.

1

shift

409

MTPS 409.00

TTPS 429.45

NCTPS 449.90

Daily checking of functioning of lifts, condition of car door, landing door and their locks, alarm systems, availability of permanentalternate power supply for motors and associated switchgear. Maintenance works for all the three boiler lifts: a) Upkeeping of equipments properly adjusted, and they will use all reasonable care to maintain the lift in proper operating condition. b) Periodical examination, lubrication, minor adjustments for all functioning & moving parts. c) Cleaning of motors, controllers, sensors, limit switches, oscillator switches, timers and relays. d) The electrical components like push buttons, floor position indicators, limit switches, oscillator switches, timer boards, relays, etc should be replaced if found defective. e) Mechanical components like door locks, door beads, door rollers, gibbs, guide shoes, bearings etc shall be replaced if found defective. f) Periodical examination and lubrication of all safety devices and governors. g) The electrical components like controller, EM Brake, Floor switches, PDFACS Floor Position indicator, I . Charges for Operation and Maintenance of PDFACS Equipments from ESP to intermediate surge hopper top. For NCTPS-I ( Total distance of 2.1 Km)

1

DAY

381

381.00

400.05

419.10

1

No

22568

22568.00

23696.40

24824.80

1

Shift

2069

2069.00

2172.45

2275.90

1

Shift

1433

1433.00

1504.65

1576.30

RATE PER UNIT (Rs.)

II. Charges for Operation of PDFACS and its pipe lines, structures to the length of 1500 Metre from Intermediate silo to 1000MT silos, Intermediate surge hoppers, conveying compressors, instrument compressor, cooling tower, switch gear, PLC panels , breakers, 100 MT weighbridge and its auxiliaries from Intermediate surge hopper to 1000MT silo ( Newly erected - Additional) for 3 Units 1228 N-PDFACS-A-2001

PDFACS

1229 N-PDFACS-A-2002

PDFACS

a. Charges for operation of newly erected cooling tower and intermediate conveying air compressors and Instrument air compressors, newly erected PLC room, Module, breakers ,transformer& electrical switch gear and auxiliaries b. Charges for operation of Newly erected Intermediate surge hopper, fluidized bed, blowers & Weighbridge, 1000 MT silos and auxiliaries

115

TAMILNADU GENERATION AND DISTRIBUTION CORPORATION LIMITED Sl. No

CODE

DIVISION

1230 N-PDFACS-A-2003

PDFACS

1231 N-PDFACS-A-2004

PDFACS

1232 N-PDFACS-A-2005

PDFACS

1233 N-PDFACS-A-2006

PDFACS

1234 N-PDFACS-A-2007

PDFACS

1235 N-PDFACS-A-2008

PDFACS

1236

N-TM-A-2001

TM

1237

N-TM-A-2002

TM

1238

N-TM-A-2003

TM

1239

N-TM-A-2004

TM

1240

N-TM-A-2005

TM

1241

N-TM-A-2006

TM

1242

N-TM-A-2007

TM

1243

N-TM-A-2008

TM

1244

N-TM-A-2009

TM

DESCRIPTION OF WORK

QTY

UNIT

TOTAL AMOUNT

c. Charges for maintenance of newly erected Cooling tower, Intermediate conveying air compressorsand instrument air compressors, PLC room, module, breakers, Transformers & electrical switch gear and auxiliaries ( general shift) d. Charges for maintenance of newly erected Cooling tower, Intermediate conveying air compressorsand instrument air compressors, PLC room, module, breakers, Transofrmers& electrical switch gear and auxiliaries ( Night shift) e.Charges for maintenance of newly erected Intermediate surge hopper, fluidized bed, blowers, weigh bridge,1000 MT silos and auxiliaries (General shift)

1

day

1871

MTPS 1871.00

TTPS 1964.55

NCTPS 2058.10

1

Day

1871

1871.00

1964.55

2058.10

1

Day

3840

3840.00

4032.00

4224.00

f.Charges for maintenance of newly erected Intermediate surge hopper, fluidized bed, blowers, weigh bridge,1000 MT silos and auxiliaries (Night shift) g.Charges for cleaning of spillage ash in silo and surrounding area, approach road, pipe rack of 2.2 Km

1

day

1694

1694.00

1778.70

1863.40

1

Shift

930

930.00

976.50

1023.00

III. Charges for attending annual overhaul works in PLC switch gear panels, modules, breakers, transformers, fly ash conveying compressors, instrument air compressors, PDFACS equipments and related accessories, dismantling mixing apparatus ,cleaning and reassembling, reassembling, replacing worn out flushing water lines and valves and wornout conveying pipe lines from ESP to Silo, intermediate surge hoppers, intermediate conveying & instrument compressor overhauling of silo rotary feeder, chutes bag filters and silo maintenance works etc., perUnit

1

shift

5700

5700.00

5985.00

6270.00

1

No

5769

5769.00

6057.45

6345.90

1

No

13653

13653.00

14335.65

15018.30

1

No

62265.6

62265.60

65378.88

68492.16

1

No

4188

4188.00

4397.40

4606.80

1

No

3312

3312.00

3477.60

3643.20

1

No

24335

24335.00

25551.75

26768.50

1

No.

43310

43310.00

45475.50

47641.00

1

No.

20898

20898.00

21942.90

22987.80

1

No.

43310

43310.00

45475.50

47641.00

TURBINE MAINTENANCE Overhauling of spray valves E32S.Dismantling of valves with actuator,overhauling,blue matching and renewal of wornout spares and assembling. Thorough cleaning and painting L P casing externally. (Including the cost of Epoxy paint) Renewal of condenser cooling water inlet/outlet pipe line rubber expansionbellows. Attending the LP Cylinder inspection and rectification in air compressor Attending the HP cylinder inspection and rectification in air compressor MAIN TURBINE Overhauling of HPCV / IPCV servomotor. Attending steam leak in IPCV-2 (a) charge for complete removal of servomotor assembly from its position (b) charges for transportation of IPCV - 2 Valve (c ) charges for assembling the new bushes to the required dimension inside the valve casing with sealing ring

116

RATE PER UNIT (Rs.)

TAMILNADU GENERATION AND DISTRIBUTION CORPORATION LIMITED Sl. No

CODE

DIVISION

1245

N-TM-A-2010

TM

1246

N-TM-A-2011

1247

QTY

UNIT

TOTAL AMOUNT

Complete cleaning of Oil conditioner in unit-I by draining of oil to clean oil tank, dismantling of filters assembly, cleaning the tank, various type of filters, Re-fixing of filters & other parts intact position and ensure the proper operation, including the cost of consumables and hire charges for T&Ps.

1

Unit

33059

MTPS 33059.00

TTPS 34711.95

NCTPS 36364.90

TM

Overhauling of actuators of MAL valves by removing the actuator from the valve and completely dismantling of all internals and complete inspection, cleaning of individual components rectification of defects if any found in clutch, center column, etc. oil seal, ‘o’ ring, reassembling of all the components, setting limit switch, including of oil draining and topping up, reassembiling the same after rectification/reconditioning valve and actuator, checking the Manual/Remote operations. Charges including the cost of consumables and hire charges for T&Ps.

1

No

6228

6228.00

6539.40

6850.80

N-TM-A-2012

TM

Attending steam leak through gland steam flanges in HPT & IPT connecting with the casing Complete Overhauling of Turbine Lub Oil Coolers by dismantling the shell and tube nest from its position and conducting hydraulic pressure testing of the tube assembly.

1

No.

1608

1608.00

1688.40

1768.80

1248

N-TM-A-2013

TM

1

No.

25809

25809.00

27099.45

28389.90

1249

N-TM-A-2014

TM

1

No.

40302

40302.00

42317.10

44332.20

1250

N-TM-A-2015

TM

1

No.

14552

14552.00

15279.60

16007.20

1251

N-TM-A-2016

TM

1

No.

22848

22848.00

23990.40

25132.80

1252

N-TM-A-2017

TM

1

No.

8754

8754.00

9191.70

9629.40

1253

N-TM-A-2018

TM

Charges for dismantling and released the turbine lube oil cooler nest from outer shell Chrages for conducting the hydraulic test on oil side of oil cooler, hydraulic pump with pressure gauge Charges for leading,lifting and shifting of the rectified oil cooler assembly from 15.5 meter level to 5 meter level Charges for connecting the ACW water lines and oil lines to the oil cooler abd charges the oil side and normalized the oil cooler Overhauling of ACW line inlet & outlet valves (10") of turbine lube oil coolers. Erecting & commissioning of new OVEF of MOT (a) charges and rectifying the base support by leveling and erecting

1

No.

8332

8332.00

8748.60

9165.20

1254

N-TM-A-2019

TM

1

No.

2844

2844.00

2986.20

3128.40

1255

N-TM-A-2020

TM

(b) Charges for leading & lifting the new oil vapour exhauster fan with motor assembly ( c) Charges for dismantling of existing oil vapour fan with motor, suction and discharge pipe

1

No.

1982

1982.00

2081.10

2180.20

1

No.

2298

2298.00

2412.90

2527.80

1

No.

3204

3204.00

3364.20

3524.40

1

No.

4587

4587.00

4816.35

5045.70

1

No.

9572

9572.00

10050.60

10529.20

1256

N-TM-A-2021

TM

1257

N-TM-A-2022

TM

1258

N-TM-A-2023

TM

1259

N-TM-A-2024

TM

DESCRIPTION OF WORK

Running Maintenance of Main Turbine and auxilliaries Superficial cleaning of Turbine Auxillaries and day to day minor preventive maintenance works Attending slothful pilot valves in HPCV, IPCV, LPBP & CRH NRV, LPBP water injection vlaves, test valves of HP, IP stop valves and its damping device Checking and topping up of N2 gas pressure in accumulator of HPBP system Checking and replacement of defective/punctured bladder of accumulator in HPBP system

117

RATE PER UNIT (Rs.)

TAMILNADU GENERATION AND DISTRIBUTION CORPORATION LIMITED Sl. No

CODE

DIVISION

1260

N-TM-A-2025

TM

1261

N-TM-A-2026

TM

1262

N-TM-A-2027

TM

1263

N-TM-A-2028

1264

1265

DESCRIPTION OF WORK

QTY

UNIT

TOTAL AMOUNT

General Cleaning of oil, deposited dust on EOT cranes and its auxiliary parts Fabrication of different size of M.S Tray to providing for collecting leakage/bleed oil from governing and lube oil circuits Insulation Removal of existing ceramic blanket insulation and re-insulation with 225mm to 250mm thickness ceramic blanket

1

No.

742

MTPS 742.00

TTPS 779.10

NCTPS 816.20

1

No.

3600

3600.00

3780.00

3960.00

1

m²

2466

2466.00

2589.30

2712.60

TM

Removal of existing ceramic blanket /LRB Wool mattresses and reinsulation with 50 mm thickness new/old ceramic blanket

1

m²

1720

1720.00

1806.00

1892.00

N-TM-A-2029

TM

Renewal and re-fixing of damaged Aluminum/GI cladding Sheet with old/new in the high temperature steam pipe lines, valves, turbine casings and Strainer

1

m²

2347

2347.00

2464.35

2581.70

N-TM-A-2030

TM

Replastering with puffing fluff and cement mixture on the insulated area of high temperature steam pipe lines, valves, turbine casings and Strainer

1

m²

1284

1284.00

1348.20

1412.40

A)Dismantling and assemblings of Pumps B) RENEWAL OF CUTLESS RUBBER BEARING: C) RENEWAL OF CASING AND IMPELLER WEARING RINGS: D) Checking and correction of Alignment of CEP: Cleaning of cooler tube nest in Vacuum pump REMOVAL OF PARTITIOIN PLATE & DOOR in HPH 5 & 6 :A) cutting and removing the eroded portion of the partition plate in the HP heater-5 and grinding the cutting area smoothly and prepare the edges for welding.

1

No

113715

113715.00

119400.75

125086.50

1

No

6167

6167.00

6475.35

6783.70

1

No

15858

15858.00

16650.90

17443.80

1

No

3170

3170.00

3328.50

3487.00

1

No

3168

3168.00

3326.40

3484.80

1

Per Heater

2626

2626.00

2757.30

2888.60

B)Fabrication of Spool ring and partition Door C) Positioning & Welding of Spool plate ring .(totally 50 joints per heater) Valves of FW & Condensate system

1

Per Heater

4132

4132.00

4338.60

4545.20

2

joint

1531

765.50

803.78

842.05

FABRICATION OF ACTUATOR YOKE BUSHSUITABLE FOR BHEL MAKE CCS GATE OF SIZE 250 mm to 600 mm FABRICATION OF STEMSUITABLE FOR BHEL MAKE CCS GATE OF SIZE 250mm

1

No

6220

6220.00

6531.00

6842.00

1

No

9330

9330.00

9796.50

10263.00

Renewal of diaphragm in RC & Drip control valves Removing the NB 200 ball valve from Debris filter outlet pipe lines and overhauling of NB 200 ball valve. Overhauling charges for 01 No. NB 100/150/200 ball valve:Removing from pipe line, completely dismantling, cleaning, inspection, renewing the damaged spares, reassembling, pressure testing, painting, and re-fixing in the pipe line with rubber gasket, bolts & nuts Charges for machining of worn out area in the flange seating area etc., welding of SS 316 ball seating, grinding of SS 316 ball seating, profile machining and buffing etc

1

No

1614

1614.00

1694.70

1775.40

1

No

5816

5816.00

6106.80

6397.60

1

No

5325

5325.00

5591.25

5857.50

RATE PER UNIT (Rs.)

Complete Overhauling Of CEP 1266

N-TM-A-2031

TM

1267

N-TM-A-2032

TM

1268

N-TM-A-2033

TM

1269

N-TM-A-2034

TM

1270

N-TM-A-2035

TM

1271

N-TM-A-2036

TM

1272

N-TM-A-2037

TM

1273

N-TM-A-2038

TM

1274

N-TM-A-2039

TM

1275

N-TM-A-2040

TM

1276

N-TM-A-2041

TM

1277

N-TM-A-2042

TM

1278

N-TM-A-2043

TM

118

TAMILNADU GENERATION AND DISTRIBUTION CORPORATION LIMITED Sl. No

CODE

DIVISION

1279

N-TM-A-2044

TM

1280

N-TM-A-2045

TM

1281

N-TM-A-2046

TM

1282

N-TM-A-2047

TM

1283

N-TM-A-2048

TM

1284

N-TM-A-2049

TM

1285

N-TM-A-2050

TM

1286

N-TM-A-2051

TM

1287

N-TM-A-2052

TM

1288

N-TM-A-2053

TM

1289

N-TM-A-2054

1290

DESCRIPTION OF WORK

QTY

UNIT

TOTAL AMOUNT

Charges for dismantling the existing damaged (one running mtr.) NB 150 / 200 / 300 mm bend /pipe, etc. in debris filter’s flushing pump suction & delivery line.

1

mtr

887.5

MTPS 887.50

TTPS 931.88

NCTPS 976.25

Fabrication of (one running mtr.) NB 150 / 200 / 300 bend / pipe as per site condition. Erection charges for newly fabricated (one running mtr.) NB 150 / 200 / 300 mm bend / pipe with gaskets and supports. Charges for dismantling the existing damaged NB 600 spool pipe ,(Debris outlet line to tunnel outlet) fabrication of new spool pipe and erection with NB 600 butterfly valve , NB 200 pipe lines and NB 200ball valves after rubber lining. NB 600 pipe will be supplied by TANGEDCO. Charges for dismantling the existing damaged NB 600 Spool pipe (Debris outlet line to tunnel outlet).

1

mtr

1188

1188.00

1247.40

1306.80

1

mtr

1252.5

1252.50

1315.13

1377.75

1

No

10624

10624.00

11155.20

11686.40

Charges for fabrication and erection of NB 600 spool pipe with NB 600 butterfly valve and NB 200 ball valves Renewal of NB 450 / 600 sea water line Charges for dismantling and reerection of NB 450 / 600 mm sea water inlet line straight pipe from the plate heat exchanger Charges for fabrication of new 450 / 600 NB sea water line, involving cutting, fitting Charges for retrieval of NB 600 /NB 450 / NB 300 flange from the damaged released pipe lines and reconditioning. Rubber lining of fabricated sea water pipeline Inspection of SWBP NRV internalsopening the top cover after removing all the 16 nos bolts, complete inspecon ,removal of worn out NRV Flap .retapping of all the holes in the casing. Refixing the cover with new gaskets

1

No

23702

23702.00

24887.10

26072.20

1

mtr

6474

6474.00

6797.70

7121.40

1

mtr

3756

3756.00

3943.80

4131.60

1

No

2580

2580.00

2709.00

2838.00

3

mt

998

332.67

349.30

365.93

1

No

10650

10650.00

11182.50

11715.00

TM

Complete cleaning of plate heat exchanger ModelM-30, ALFALAVAL- Charges for closing of inlet and outlet valves of sea water and DM water opening of 4 dummies loosening of all tie rods, cleaning and inspection of all plates (205 Nos.), Refixing of peeled out gaskets with cement paste in its seating portion, assembling all plates, tie rods and tightening the tie rods and commissioning of plate heat exchanger.

1

No

19875

19875.00

20868.75

21862.50

N-TM-A-2055

TM

1 set of 205 nos. 19384

19384.00

20353.20

21322.40

1291

N-TM-A-2056

TM

1 set of 205 nos. 35139

35139.00

36895.95

38652.90

1292

N-TM-A-2057

TM

Charges for removal of all gaskets from the channel plates , complete cleaning of (205 Nos) all the gaskets seating portion with caustic soda /cleaner. Charges for pasting of new gasket in the channel plate (205 Nos) with cement paste ( As recommended by ALFA LAVAL) and providing proper pressing and assembling in the frame Reconditioning of worn-out Tie rod suitable for Plate heat exchanger. (Work details: Rethreading of tie rod & nut, replacing of thrust bearing etc.) Renewal of wornout/corroded frame plate and pressure plate in PHE

1

1202.00

1262.10

1322.20

119

No

1202

RATE PER UNIT (Rs.)

TAMILNADU GENERATION AND DISTRIBUTION CORPORATION LIMITED Sl. No

CODE

DIVISION

1293

N-TM-A-2058

TM

1294

N-TM-A-2059

TM

1295

N-TM-A-2060

TM

1296

N-TM-A-2061

TM

1297

N-TM-A-2062

TM

1298

N-TM-A-2063

TM

1299

N-TM-A-2064

TM

1300

N-TM-A-2065

TM

1301

N-TM-A-2066

TM

1302

N-TM-A-2067

TM

1303

N-TM-A-2068

TM

1304

N-TM-A-2069

TM

DESCRIPTION OF WORK

Removal of Auxillary cooling water lines and sea water lines connected to PHE and refixing the same with PHE. Transporting of frame plate, pressure plate from NCTPS store to site Removal of existing frame plate from its base after removing the pressure plate, carrying bar & guide bar. Removing the old concrete, grouting bolts & providing new grouting bolt with new concreteing work Fixing of new frame with new bracket, assembing of guide bar, carrying bar and support column. Removing the deformed pressure plate from PHE 2C, & fixing of new pressure plate brought from store. Renewal of worn out studs in plate heat man hole dummy- Removal of sea water side dummy plate, reconditioning of dummy plate holes by welding removal of existing damaged studs, drilling and tapping and fixing of new M 24 x 100 mm SS 316 Lstuds, metal filling and grinding the welded surface. Fixing the plate with washer and nut. (Including cost of all consumables ). Renewal of existing damaged motor & pump base frame swbp/awsp/acw pump of Ash Water Supply Pump ‘2B’ Charges for removing the swbp/awsp/acw pump & motor (decoupling of pump, dismantling the reducer pipes in pump suction and delivery lines, removing the motor & pump from the bed and keeping away from the bed) Gas cutting and removal of existing worn out bed frame of motor & pump Chipping of existing cement concrete to the required area for providing the new fabricated bed frame of motor & pump Fabrication and erection of bed frame suitable for Ash water supply pump & motor. Providing of cement concrete for new bed frame of motor & pump

QTY

UNIT

TOTAL AMOUNT

1

No

8931

MTPS 8931.00

TTPS 9377.55

NCTPS 9824.10

1

No

3537

3537.00

3713.85

3890.70

1

No

10611

10611.00

11141.55

11672.10

1

No

7592

7592.00

7971.60

8351.20

1

No

15784

15784.00

16573.20

17362.40

1

No

14264

14264.00

14977.20

15690.40

set 1 of 10 studs per PHE 12516

12516.00

13141.80

13767.60

RATE PER UNIT (Rs.)

1

No

6165

6165.00

6473.25

6781.50

1

No

6584

6584.00

6913.20

7242.40

1

No

9250

9250.00

9712.50

10175.00

1

No

16345

16345.00

17162.25

17979.50

1

No

3946

3946.00

4143.30

4340.60

1

No

8860

8860.00

9303.00

9746.00

1

No

15216

15216.00

15976.80

16737.60

1

No

8632

8632.00

9063.60

9495.20

Rebuilding of valve body inner and outer surface and renewal of EPDM lining in NB 450 Butterfly valve & Renewal of defective valves 1305

N-TM-A-2070

TM

1306

N-TM-A-2071

TM

1307

N-TM-A-2072

TM

Complete dismantling of valve internals such as valve body, disc, shaft, etc., and sand blasting of valve body &disc Rebuilding of worn out body by welding and machining, molding of new EPDM liner and Reassembling the valve Replacement of Defective 450/600 NB B/F valves:Removal of all stud bolts and lifting of pipe line removing of defective NB 450 mm Butterfly valve, cleaning the seating area, refixing the new / Reconditioned NB 450 Butterfly valve in original position, tightening of all stud bolts and commissioning the valve including required Rubber gasket.

120

TAMILNADU GENERATION AND DISTRIBUTION CORPORATION LIMITED Sl. No

CODE

DIVISION

1308

N-TM-A-2073

TM

1309

N-TM-A-2074

TM

1310

N-TM-A-2075

TM

1311

N-TM-A-2076

TM

1312

N-TM-A-2077

TM

1313

N-TM-A-2078

TM

1314

N-TM-A-2079

TM

1315

N-TM-A-2080

TM

1316

N-TM-A-2081

TM

1317

N-TM-A-2082

TM

DESCRIPTION OF WORK

QTY

Removal, servicing of crank lever , shaft, sleeve and renewal of ”O” rings, refixing of shaft, sleeve in condenser cooling water inlet/outlet butterfly Charges for removal of crank lever from the its position by heating, arresting the butterfly valve disc removal, overhauling and refixing of shaft and sleeve of butterfly valve and reassembling crank lever intact in condenser cooling water inlet /outlet butterfly valve.

UNIT

TOTAL AMOUNT

RATE PER UNIT (Rs.) MTPS

TTPS

NCTPS

1

No

7512

7512.00

7887.60

8263.20

charges for removal of , overhaul and refixation of shaft and sleeve in condenser inlet/outlet butterfly valve charges for overhauling of shaft sleeves, drilling and tapping of holes in gear box body. SELF CLEANING STRAINER Dismantling the self-cleaning strainer and the screen basket, cleaning the marine growth in the shell, screen basket, Reassembling the screen basket in the shell and fixing the same / new SCS assembly in the original position and commissioning etc. Cleaningthe debris in shell, screen basket, checking andreassembling and fixingthe same / new SCS in the original position

1

No

22536

22536.00

23662.80

24789.60

1

No

8524

8524.00

8950.20

9376.40

1

No

16308

16308.00

17123.40

17938.80

1

No

18435

18435.00

19356.75

20278.50

Fitting of New Screen basket with the retrieved old flange and complete TIG welding for self Cleaning Strainer of unit I,II & III. (Necessary cost of TIG welding, 316 filler wire,gases are at contractors scope). New screen basket will be supplied by TANGEDCO. Dismantling the tunnel by pass line bend (Inlet / outside side) , NB 600 MM Butterfly valve, in tunnel bypass bend refixing the same after cleaning the tunnel Charges for dismantling the tunnel by pass line bend (Inlet / outlet side) with NB 600 mm Butterfly valve and re-fixing the same after completing the tunnel cleaning work by Civil maintenance.

1

No

16920

16920.00

17766.00

18612.00

1

No

24560

24560.00

25788.00

27016.00

Overhauling of NB 600 mm Butterfly valve actuator (This work involves: - Dismantling, cleaning, servicing and renewal of internal spares in gear box, greasing, assembling and commissioning etc.) Completeremovalofexisting peel out wrapping coating,cleaningthe surface throughly of entire tunnel by pass bend and flanges. Data sheet for 1 No. 600 NB Tunnel by pass line of 8 mtr length

1

No

11676

11676.00

12259.80

12843.60

8

mtr

3346

418.25

439.16

460.08

Providing of new wrapping coating for 600 NB tunnel RC by pass bend pipe and flanges, Date sheet for 1No 600 NB Tunnel by pass line of 8 mtr length

8

mtr

2642

330.25

346.76

363.28

1

No

22302

22302.00

23417.10

24532.20

Renewal of condenser partition plates in condenser 3B & I A ,with new SS plate – fixing of sacrificing anodes in condenser water box 1318

N-TM-A-2083

TM

Cutting the old partition plate in to small pieces by Arc welding, and removing through 400 dia manual door .

121

TAMILNADU GENERATION AND DISTRIBUTION CORPORATION LIMITED Sl. No

CODE

DIVISION

1319

N-TM-A-2084

TM

1320

N-TM-A-2085

TM

1321

N-TM-A-2086

TM

1322

N-TM-A-2087

TM

DESCRIPTION OF WORK

QTY

UNIT

TOTAL AMOUNT

Transporting of SS plate from central stores to condenser area.

1

No

2233

MTPS 2233.00

TTPS 2344.65

NCTPS 2456.30

Fabrication and fixing of new stainless steel partition plate in condenser water box with supports and complete welding ( approximately 158 joints/unit, 1 joint= 80 mm ) ( I unit means one side of condenser Fixing of New sacrificing Aluminum alloy anode of size 600 x 140 x 65 mm with SS 316 insert of size 700 x 50 x 6 mm) in condenser water box front & rear. (nos. of anodes per side of condr. Water box)

1

Joints

660.5

660.50

693.53

726.55

nos. of anodes 8808

1468.00

1541.40

1614.80

Removal of deteriorated cladding over the inner surface of condenser ( L & R ) water box and rebuild the worn out area with loctite fix master superior metal for average 1 mm thickness and brushable ceramic for 1.25 mm. including the cost of materials

5

Sq m

1427

285.40

299.67

313.94

6

RATE PER UNIT (Rs.)

Charges for overhauling of pump:Complete dismantling of pump, ( SWBP / AWSP / ACWP ) cleaning of all internal parts, inspection, renewal of worn out spares if necessary, checking of shaft trueness, re-fixing of all internal parts, checking of alignment, coupling of pump with motor, commissioning. Including consumables, minor welding and minor machining works etc. 1323

N-TM-A-2088

TM

Charges for dismantling of One No. pump (De-coupling of pump from the motor, dismantling of top cover, removal of shaft along with bearing assembly, renewal of Bearings, sleeves, impeller from the shaft etc.

1

No

6258

6258.00

6570.90

6883.80

1324

N-TM-A-2089

TM

1

No

2907

2907.00

3052.35

3197.70

1325

N-TM-A-2090

TM

1

No

4172

4172.00

4380.60

4589.20

1326

N-TM-A-2091

TM

1

No

2348

2348.00

2465.40

2582.80

1327

N-TM-A-2092

TM

Charges for cleaning and inspection of internals (Bearings, bearing cartridges, shaft, shaft Charges for assembly (Assembly of pump shaft, impeller assembly, Bearing assembly, and fixing of top cover). Charges for alignment and commissioning work Charges for checking of alignment in ACW / SWBP / AWSP:(Decoupling of pump from the motor, allingnment coupling of pump with motor & commissioning

1

No

6258

6258.00

6570.90

6883.80

1

No

2348

2348.00

2465.40

2582.80

1

No

4485

4485.00

4709.25

4933.50

1

No

6464.5

6464.50

6787.73

7110.95

1

No

5585

5585.00

5864.25

6143.50

1328

N-TM-A-2093

TM

1329

N-TM-A-2094

TM

1330

N-TM-A-2095

TM

1331

N-TM-A-2096

TM

Charges for dynamic balancing of rotating assembly on SWBP / AWSP / ACWP. Charges for fixing the impeller with keys, shaft sleeve, with check nuts, & bearing cartridge with bearings on shaft. Charges for checking dynamic balancing of rotating assembly. Charges for reconditioning of shaft (SS 316L) in all aspect suitable for SWBP / AWSP / ACWP Charges for rough machining, metal filling by welding, plain turning, hydraulic pressing, trueness checking, reconditioning in all aspect. Reconditioning of worn-out Bearing cartridges (DE & NDE) on SWBP / AWSP / ACWP.

122

TAMILNADU GENERATION AND DISTRIBUTION CORPORATION LIMITED Sl. No

CODE

DIVISION

1332

N-TM-A-2097

TM

1333

N-TM-A-2098

TM

1334

N-TM-A-2099

TM

1335

N-TM-A-2100

TM

1336

N-TM-A-2101

TM

1337

N-TM-A-2102

TM

1338

N-TM-A-2103

TM

1339

N-TM-A-2104

TM

1340

N-TM-A-2105

TM

1341

N-TM-A-2106

TM

1342

N-TM-A-2107

TM

1343

N-TM-A-2108

TM

1344

N-TM-A-2109

TM

1345

N-TM-A-2110

TM

1346

N-TM-A-2111

TM

1347

N-TM-A-2112

TM

1348

N-TM-A-2113

TM

DESCRIPTION OF WORK

QTY

UNIT

TOTAL AMOUNT

Charges for renewal of worn-out gland ropes in Sea water booster pumps & Ash water supply pumps and ACW pumps including isolating by closing the valves and draining the system Charges for overhauling of flushing / OLTC / Priming pump Charges for decoupling and dismantling of pump: Charges for cleaning of internal, inspection of internal and replacement of worn out components. Charges for assembling of pump:

1

No

344.5

MTPS 344.50

TTPS 361.73

NCTPS 378.95

1

No

1454

1454.00

1526.70

1599.40

1

No

2908

2908.00

3053.40

3198.80

1

No

1454

1454.00

1526.70

1599.40

Charges for checking and alignment of pump. overhauling of Phosphate/ Hydrazene dozing pumps- complete servicing replacement / reconditioning of worn out Parts & kea way machining if necessary. Renewal of bearings & oil seals if necessary, eassembling, alignment, coupling and commissioning. Including consumables & required fasteners.

1

No

2908

2908.00

3053.40

3198.80

1

No

6936

6936.00

7282.80

7629.60

Renewal of brokened locating pin (SS 316) in SWBP / AWS Pump bottom casing. Reconditioning of damaged shaft sleeve for Sea Water Booster pump / Ash water supply pump ACW pump. Charges for servicing of stirrer assembly:Dismantling servicing of stirrer assembly, assembling & commissioning including Renewal of Bearing No. 6206, fasteners & circlip, etc. (Shaft bends removal, turning, drilling etc. Suitable for HD / PD tank ) Fabrication of 1 set of hexagonal head chuck nut(EN8) suitable for SWBP/AWSP shaft. (1 set consist of 2 nos.) Fabrication of SS key suitable for SWBP/AWSP impeller. (1 set consist of 2 nos.) Fabrication of SS locating pin suitable for SWBP/AWSP bottom casing. Fabrication of 1 no PB check nut / 4 way block suitable for SWBP/AWSP.

1

No

1938

1938.00

2034.90

2131.80

1

No

601

601.00

631.05

661.10

1

No

4485

4485.00

4709.25

4933.50

1

Set

3258

3258.00

3420.90

3583.80

1

Set

2715

2715.00

2850.75

2986.50

1

No

160.5

160.50

168.53

176.55

1

No

1086

1086.00

1140.30

1194.60

Renewal of actuator:Dismantlingof existing actuator from Butterfly valve (NB 600 / NB 450)cleaning and refixingof new / overhauled actuator. Charges for drilling, boring, keyway cutting, providing tapped holes etc. in love joy coupling suitable for flushing pump / Priming pump.

1

No

2348

2348.00

2465.40

2582.80

1

No

1629

1629.00

1710.45

1791.90

Fabrication of pump shaft suitable for SWBP/AWSP Attending break down works in air compressors kirlosker make, J-BTD2 Model, 4 cylinder Renewal of belt:- Charges for Renewal of worn out plumber block / belts Eight Nos. removal of guard, removal of pedestal cove,plummerblock,renewal of belts,Servicing or changing of journal bearing, refixing the plummerblock and alignment, commissioning.

1

No

8382

8382.00

8801.10

9220.20

1

No

6927

6927.00

7273.35

7619.70

123

RATE PER UNIT (Rs.)

TAMILNADU GENERATION AND DISTRIBUTION CORPORATION LIMITED Sl. No

CODE

DIVISION

1349

N-TM-A-2114

TM

1350

N-TM-A-2115

TM

1351

N-TM-A-2116

TM

1352

N-TM-A-2117

1353

DESCRIPTION OF WORK

QTY

UNIT

TOTAL AMOUNT

Charges for the rectification of punctured tube in inter / after coolers :- Removal of inter cooler/after cooler, cleaning of tubes with water and brush and refitting of inter / after cooler. Inspection, Hydraulic test, plugging of punctured tube Servicing of HP / LP suction and delivery valve assembly :Dismantling, cleaning, inspection & replacement of worn out plates if necessary and re-fixing of HP / LP cylinder suction and delivery valves 16 Nos. (01 set of 16 Nos. valves).

1

No

10070

MTPS 10070.00

TTPS 10573.50

NCTPS 11077.00

1

No

6042

6042.00

6344.10

6646.20

1

set

6936

6936.00

7282.80

7629.60

TM

Charges for changing /checking HP/LP in cylinder of of air compressor:- (This work involve dismantling of cooling water line, removing all valves assembly, end cover and piston, renewal of piston rings and guide rings if necessary. Re-fixing of piston assembly and alignment, re-fixing of end cover, water lines and valve assembly and commissioning. (Including the cost of piston, guide rings & packing rings)

1

No

12084

12084.00

12688.20

13292.40

N-TM-A-2118

TM

Renewal of 'O' ring gasket in CW jacket of the compressors :Dismantling of cooling water jacket, cylinder head lines, inspecting of ‘O’ ring gasket and re-fixing.

1

No

5816

5816.00

6106.80

6397.60

1354

N-TM-A-2119

TM

Dismantling of Air filter, oil filter, and strainer, cleaning, re-fixing and greasing the pedestal bearing (each compr has 4 cylinders)

1

No

2908

2908.00

3053.40

3198.80

1355

N-TM-A-2120

TM

1

No

6474

6474.00

6797.70

7121.40

1356

N-TM-A-2121

TM

Charges for servicing of LP delivery pulsation vessel :- dismantling & cleaning of internal portion, & refixing. Opening of manhole door on Instrument air dryer tower / Service air dryer tower (One No.) removing of entire existing saturated, activated alumina balls, cleaning of inside the air dryer tower One No. with water & air, drying and filling the existing / New Activated alumina balls, closing the manhole door, and commissioning

1

No

5089

5089.00

5343.45

5597.90

1357

N-TM-A-2122

TM

Servicing of solenoid valves & Non return flaps of air dryer units:Dismantling, checking, servicing & re-fixing of solenoid valves. Dismantling, checking, re-fixing / changing of NB 40 & NB 80 Non return flaps on Instrument air dryer / Service air dryer, and commissioning.

1

No

5089

5089.00

5343.45

5597.90

1358

N-TM-A-2123

TM

1

Opn

1249

1249.00

1311.45

1373.90

1359

N-TM-A-2124

TM

Superficial cleaning of condenser front & rear, connecting bends, debris filter roof, & wooden plugging in non-weldable area. In all the3units Attending breakdown welding works in pipe line of SWBP/AWSP/ACWP,PHE condenser area by m.s welding including cutting the plates, grinding, forming to required shape, preparing the welding surface, and welding with lead time ( 1 patch is 150 mmx150mmx8-10mm thick)

1

Patch

990.75

990.75

1040.29

1089.83

124

RATE PER UNIT (Rs.)

TAMILNADU GENERATION AND DISTRIBUTION CORPORATION LIMITED Sl. No

CODE

DIVISION

1360

N-TM-A-2125

TM

1361

N-TM-A-2126

1362

DESCRIPTION OF WORK

QTY

UNIT

TOTAL AMOUNT

SS welding :- Attending the welding leaks / renewal of ss lines in all drain lines, Air releasing lines and other intrumentation lines using ss welding ( app 80mm =1joint) for stainless steel materials

1

Joints

660.5

MTPS 660.50

TTPS 693.53

NCTPS 726.55

TM

De silting of sump pit:- Dewatering the sump pits using dewatering pump, and complete removal of silts from pit, disposal of silts to outside ( inclusive of labour, consumables, dewatering pump, T&P Attending Overhauling works in debris filter systems Dewatering of debris filter system-

1

Opn

14850

14850.00

15592.50

16335.00

N-TM-A-2127

TM

Closing of inlet butterfly valve and flushing pump’s valves dewatering the system, opening of man hole door in debris filter system

1

No

5854

5854.00

6146.70

6439.40

1363

N-TM-A-2128

TM

1

No

8781

8781.00

9220.05

9659.10

1364

N-TM-A-2129

TM

charges for closing of manhole doors and opening of inlet valve for charging the system Cleaning of debris filter system Charges for cleaning of debris filter area fully, 0( screen basket, flushing arm and checking of screen basket and filter element)

1

No

9402

9402.00

9872.10

10342.20

1365

N-TM-A-2130

TM

Replacing of defective ‘O’ ring/Flap seal in inlet butterfly valve (Dynamic-make NB 1600) of debris filter of size 1600 x 25 mm thick charges for Loosening the bolts and nuts, removing the worn out existing neoprene rubber Flap seal (seating) and erection of new Flap seal and tightening the bolts and nuts in debris filter inlet butterfly valve (NB 1600) and commissioning.

1

No

13792.5

13792.50

14482.13

15171.75

1

No

8534

8534.00

8960.70

9387.40

Replacement of failed Planetary gear box of Debris Filter system charges for removing of manhole doors, removal of drive shaft, bush bearing couplers, rotating arm

RATE PER UNIT (Rs.)

1366

N-TM-A-2131

TM

1367

N-TM-A-2132

TM

charges for removing of gear box supporting arm gear box dummy plate, removal of planetary gear box and taken out side.

1

No

7892

7892.00

8286.60

8681.20

1368

N-TM-A-2133

TM

Charges for fixing of new Nut, ring, shaft seal, refixing of planetary gear box in its position, drive shaft ,gear box dummy plate, drum fixing supports, flushing arm assembly.

1

No

11838

11838.00

12429.90

13021.80

1369

N-TM-A-2134

TM

1

No

10998

10998.00

11547.90

12097.80

1370

N-TM-A-2135

TM

charges for fixing of bush bearing assembly, gear drive shaft assembly, final alignment at planetary gear box, fixing of gear drive motor etc. Overhauling of gear box of the 1600 NB butter fly valves in debris filter inlet and condenser CW outlet :- (This work involves:- removing the top cover, dismantling, the bushes,bearings, cleaning, replacing with new PB bushes, Thrust bearings, greasing, setting the stopper properly, and commissioning including fasteners.

1

No

15090

15090.00

15844.50

16599.00

125

TAMILNADU GENERATION AND DISTRIBUTION CORPORATION LIMITED Sl. No

CODE

DIVISION

1371

N-TM-A-2136

TM

1372

N-TM-A-2137

1373

DESCRIPTION OF WORK

QTY

UNIT

TOTAL AMOUNT

Cleaning of debris Pit:- complete removal of bilges from the debris pit (both left &right) clearing all the iron pieces, waste materials, mud particles, and de silting the debris pit and transportation and dumping to allocated location.

1

No

11610

MTPS 11610.00

TTPS 12190.50

NCTPS 12771.00

TM

Cleaning of 1600 NB inlet bend inside from Debris Filter to 0 mtr :complete scrapping of algae & and other silt, deposited inside the inlet pipe using scrappers and clearing ,disposal of the silt to outside turbine area avoid chocking of condenser tubes by this algae & silt. Transportation and dumping to allocated location.

1

No

9288

9288.00

9752.40

10216.80

N-TM-A-2138

TM

Shifting of 25 HP submergible dewatering pump using mobile crane for dewatering in debris filter unit I,II,III pit from other areas.

1

No

7662.5

7662.50

8045.63

8428.75

1374

N-TM-A-2139

TM

Daily cleaning of plate heat exchangers through manhole doors using nylon brush (1 operation=1PHE) Fabrication and erection of New MS plate on the top roof of Debris filter pit including transportation of materials from store.

9

Opn

1249

138.78

145.72

152.66

1375

N-TM-A-2140

TM

1

MT

2233

2233.00

2344.65

2456.30

1376

N-TM-A-2141

TM

Charges for leading, lifting and transportation of Iron and steel materials, from stores to site including hire charges for mobile crane. Fabrication and erection of 1 MT Iron and steel materials: Renewal of Sheared and defective studs in IP Turbine control valve No.2 on emergency basis.

1

MT

13156

13156.00

13813.80

14471.60

1377

N-TM-A-2142

TM

1. Charges for removal of servomotor assembly from its connected oil pipe lines and lifted the servomotor to TG floor and assembling the same in reverse sequenance after the renewal of sheared studs in IPCV-II.

1

No

16592

16592.00

17421.60

18251.20

1378

N-TM-A-2143

TM

2.Charges for removal of control valve complete set from valve body by removal of all cap nuts and lifted the control valve to TG floor and assembling the same in reverse sequenance after the renewal of sheared studs in IPCV-II .

1

No

28005

28005.00

29405.25

30805.50

1379

N-TM-A-2144

TM

3. Charges for cutting the damaged/sheared stud from valve body by gas cutting and couch the sheared studs inside the valve body with-out damaging the threaded portion after couching the body holes, cleaning the couched holes in IPCV body by chipping/remove the gas cutting slags and dirts and tapping the couched holes by using new tap sets.

16

Nos

44154

2759.63

2897.61

3035.59

1380

N-TM-A-2145

TM

4. Charges for renewal of new studs in re tapped holes in IPCV-II body by drawl of the new studs with new cap nuts from NCTPS stores, cleaning, grinding and matching the Cap Nuts to studs and studs to re- tapped holes and assembling the new studs control valve body.

16

Nos

8463

528.94

555.38

581.83

126

RATE PER UNIT (Rs.)

TAMILNADU GENERATION AND DISTRIBUTION CORPORATION LIMITED Sl. No

CODE

DIVISION

1381

N-TM-A-2146

TM

1382

N-TM-A-2147

TM

DESCRIPTION OF WORK

QTY

UNIT

TOTAL AMOUNT

Hand barring of the TG rotor, which came to rest during the total supply failure till establishing free Turning Gear of the rotor through Hydraulic system (GVG - Gate Valve Gear opening).

1

No

12875

MTPS 12875.00

TTPS 13518.75

NCTPS 14162.50

Servicing of common header Jack Oil pressure regulating valve; Rotor lift checking with dial gauges and lift setting by adjusting individual Turbine bearing - jack oil pressure throttling valve.

1

No

5264

5264.00

5527.20

5790.40

RATE PER UNIT (Rs.)

Machining of HRH strainers assembly sealing ring seating area (outer circumference) and Turbine's Coupling bolts during the Capital overhaul works of Turbine. 1383

N-TM-A-2148

TM

Charges for machining of HRH strainer assembly sealing ring seating area (outer circumference) by leading, lifting, transporting from the work spot to machining shop and making special fixture and fixing on strainer body for holding & positioning the strainer assembly in the lathe machine and turning the metal buildup portion to required size as recommended by M/s.BHEL and transport it back to the work spot.

1

Nos

24992

24992.00

26241.60

27491.20

1384

N-TM-A-2149

TM

Charges for machining of HP- IP Coupling bolt Shank area by leading, transporting from the work spot to machining shop, positioning the Coupling bolt into the cylindrical grinding machine for grinding the coupling bolts shank area to required size with high accuracy finishing quality as per reamed size of coupling bolt holes and transport it back to the work spot.

30

Nos

17928

597.60

627.48

657.36

1

Nos

6342

6342.00

6659.10

6976.20

1

Nos

5286

5286.00

5550.30

5814.60

1385

N-TM-A-2150

TM

1386

N-TM-A-2151

TM

Machining of MS blanking device and HPT casing expansion stopper block Charges for removal of cracks on top portion of MS strainer blanking device by loading, positioning the blanking device into machine, removing the cracked portion by machining, conducting the DPT for ensuring the flaw less surface of top portion of blanking device, bring back to site to metal buildup works by M/S.BHEL, re- machining the metal buildup portion to required dimension as per recommended by M/s.BHEL and transport it back to the work spot. Charges for machining of MS strainer blanking device sealing ring seated area (outer circumfrence) by transporting from the work spot to machining shop and positioning the blanking device to the lathe machine and turning the metal buildup portion at required size as per recommended M/s.BHEL and then release the strainer blanking device from the machine, transport it back to the work spot.

127

TAMILNADU GENERATION AND DISTRIBUTION CORPORATION LIMITED Sl. No

CODE

DIVISION

1387

N-TM-A-2152

TM

DESCRIPTION OF WORK

Charges for machining of HPT casing stopper block by transporting from the work spot to machining shop and positioning the stopper block to the surface grinding machine for machining to required size as per recommended M/s.BHEL and then release the stopper block from the machine, transport it back to the work spot. Charges for Special machining of HP Turbine inlet steam pipe sealing ring Charges for machining of sealing ring by programming, positioning in CNC lathe / CNC milling machine for turning and milling the excess metal portion of outer, inner circumference areas and with high accuracy and finishing as per final dimensions of BHEL drawing; blue matching of sealing area to ensure required dimensional accuracy.

QTY

UNIT

TOTAL AMOUNT

1

Nos

4356

MTPS 4356.00

TTPS 4573.80

NCTPS 4791.60

1

no.

17780

17780.00

18669.00

19558.00

RATE PER UNIT (Rs.)

1388

N-TM-A-2153

TM

1389

N-TM-A-2154

TM

Charges for making 20 Nos. of through holes (Ø 6mm) and 7 Nos. of tapped holes (Ø 6mm) on sealing ring circumference area by programming, positioning in the CNC Drilling machine and drilling holes, tapping in the outer circumference of the sealing ring to the required dimensions as per drawing.

1

no.

10842

10842.00

11384.10

11926.20

1390

N-TM-A-2155

TM

Charges for making a slot on sealing ring circumference area by programming, positioning in the CNC End milling machine and making a slot in the outer circumference of the sealing ring to the required dimensions as per drawing. Rectification of CT Rails misalignment, attending defects in master control boxes and rectification of brakes in AH and MH in both EOT cranes of capacity 125 / 30 Tons of TG bay

1

no.

3614

3614.00

3794.70

3975.40

1391

N-TM-A-2156

TM

Charges for identification and rectification of defects in master control box & its creep master control switches of MH/ AH/ LT/ CT by releasing master control box, conductors, power supply copper legs, cleaning the same by CTC/IP solution, inspection and replacing the defective conductor and its legs and ensure trouble free operation of master control box & its creep master control switch in EOT Crane.

1

No

3330

3330.00

3496.50

3663.00

1392

N-TM-A-2157

TM

20

No

1749

87.45

91.82

96.20

1393

N-TM-A-2158

TM

Charges for rectification of CT Rail alignment by checking and rectification of the alignment of CT rails, by releasing the rail support clamps,packer plates from its position, inserting/ removing shim on rail bottom for correcting the misalignment in CTrails in EOT Crane. Charges for rectification of MH/ AH EM brake/Creep brake assembly by checking the healthiness of brake assembly ,brake coil winding, brake system wiring, renewal of defective brake coil and checking brakes operation in EOT Crane.

1

No

4092

4092.00

4296.60

4501.20

Reconditioning of Single stage angle drain valve :-50/65 mm

128

TAMILNADU GENERATION AND DISTRIBUTION CORPORATION LIMITED Sl. No

CODE

DIVISION

1394

N-TM-A-2159

TM

1395

N-TM-A-2160

TM

1396

N-TM-A-2161

TM

1397

N-TM-A-2162

TM

1398

N-TM-A-2163

TM

1399

N-TM-A-2164

TM

1400

N-TM-A-2165

TM

1401

N-TM-A-2166

TM

DESCRIPTION OF WORK

QTY

UNIT

TOTAL AMOUNT

Charges for marking and Cutting the pipe line for releasing the Single stage angle drain valve for recondition purpose. After reconditioning the valve, edge preparation of pipe line by grinding, leading, lifting, Positioning and fixing the valve in pipe line, pre heating, welding (welding work done by IBR welder) using special welding electrodes & filler rods and stress releasing in welded area.

1

opn

7899

MTPS 7899.00

TTPS 8293.95

NCTPS 8688.90

Charges for removal and transport to workshop for reconditioning of the released Single stage angle drain valve. This work involves removal of electrical actuator and to release the valve from its position and transporting to work shop. Charges for making fixture to dismantling of valve internal parts such as bearing cover, releasing the threaded bushing, needle bearing, clasp, stuffing box (gland collar), removal of guid bushing, gland backing, releasing the valve upper casing, removal of valve stem with throttle cone.

1

opn

4118

4118.00

4323.90

4529.80

1

opn

8236

8236.00

8647.80

9059.60

Charges for Metal filling work on wornout/ eroded Valve seat,cone and metal builtup on valve end connection area by special welding electrode,machining of Valve seat,cone,valve end connection area,fine Lapping of seat area, checking of stem run out and stem polishing. Charges for re assembling the valve stem with throttle cone,valve upper casing, renewal serrated gaskets, guid bushing,stuffing box (gland collar),renewal of gland backing,clasp,needle bearing, threaded bushing and bearing cover with intact position and proper clearance.

1

opn

28336

28336.00

29752.80

31169.60

1

opn

14105

14105.00

14810.25

15515.50

Charges for conducting hydrostaic test on recondtioned single stage angle drain valve by providing plugs in both ends of valve, test actuators, hydrostatic pump for testing the valve seat & stem and fixing end cover, painting, marking, check the valve operation by using test actuator, and return back the reconditioned Single stage angle drain valve from workshop to NCTPS-I site.

1

opn

17460

17460.00

18333.00

19206.00

1

opn

7899

7899.00

8293.95

8688.90

1

opn

2878

2878.00

3021.90

3165.80

Reconditioning of Three stage angle drain valve (Valve Size:25/65 mm) . Charges for marking and Cutting the pipe line for releasing the Single stage angle drain valve for recondition purpose. After reconditioning the valve, edge preparation of pipe line by grinding, leading, lifting, Positioning and fixing the valve in pipe line, pre heating, welding (welding work done by IBR welder) using special welding electrodes & filler rods and stress releasing in welded area. Charges for removal and transported to workshop for reconditioning of the released Three stage angle drain valve. This work involves removal of electrical actuator and to release the valve from its position and transporting to work shop.

129

RATE PER UNIT (Rs.)

TAMILNADU GENERATION AND DISTRIBUTION CORPORATION LIMITED Sl. No

CODE

DIVISION

1402

N-TM-A-2167

TM

1403

N-TM-A-2168

TM

1404

N-TM-A-2169

TM

1405

N-TM-A-2170

1406

1407

DESCRIPTION OF WORK

QTY

UNIT

TOTAL AMOUNT

Charges for making fixture to dismantling of valve internal parts such as bearing cover, releasing the threaded bushing, needle bearing, clasp, stuffing box (gland collar), removal of guid bushing, gland backing, releasing the valve upper casing, removal of valve stem with throttle cone.

1

opn

6996

MTPS 6996.00

TTPS 7345.80

NCTPS 7695.60

Charges for Metal filling work on wornout/ eroded Valve seat,cone and metal builtup on valve end connection area by special welding electrode,machining of Valve seat,cone,valve end connection area,fine Lapping of seat area, checking of stem run out and stem polishing. Charges for re assembling the valve stem with throttle cone,valve upper casing, renewal serrated gaskets, guid bushing,stuffing box (gland collar),renewal of gland backing,clasp,needle bearing, threaded bushing and bearing cover with intact position and proper clearance

1

opn

24794

24794.00

26033.70

27273.40

1

opn

8520

8520.00

8946.00

9372.00

TM

Charges for conducting hydro test on recondtioned Three stage angle drain valve by providing plugs in both ends of valve, test actuators, hydrostatic pump for testing the valve seat & stem and fixing end cover, painting, marking, check the valve operation by using test actuator, and return back the reconditioned Three stage angle drain valve from workshop to NCTPS-I site.

1

opn

12728

12728.00

13364.40

14000.80

N-TM-A-2171

TM

Renewal of diaphragm in RC & Drip control valves : Work involves dismantling of diaphram casing, removing the adjustable lock nuts, springs and damaged diaphragm. Rectification and renewal of damaged parts such as spring, diaphragm, casing bolt and nuts. Reassembling the same and tighting the adjustable lock nut to required pressure for smooth operation of RC DR valve.

1

No

1614

1614.00

1694.70

1775.40

N-TM-A-2172

TM

Attending minor problems in valve actuators : Work involves, renewal of teflon rope engaged to hand operate wheels & minor part in the actuators such as allen bolts & springs, checking smooth operation of actuators by manually and top uping oil , renewal of oil seals

1

No

1614

1614.00

1694.70

1775.40

Renewal of defective valve of size : NB : 150 - 300mm Erection of new Globe Valve and gate valves (150 300mm ) CD, DR & FD valves & NRV in condensate discharge line, Drip line valves and feed water line valves. Work involves cutting and removal of damaged line. Transportation of new valve from NCTPS stors. Edge preparation to the required level and cleaning, removing the slage. Lifting, positioning, alignment and fixing the valve in condensate discharge line and welding the valve in both sides & commissioning. Devoluting the released defective valve at NCTPS stors inclueing the cost of T & P, Consumables etc.,

130

RATE PER UNIT (Rs.)

TAMILNADU GENERATION AND DISTRIBUTION CORPORATION LIMITED Sl. No

CODE

DIVISION

1408

N-TM-A-2173

TM

1409

N-TM-A-2174

TM

1410

N-TM-A-2175

TM

1411

N-TM-A-2176

1412

DESCRIPTION OF WORK

QTY

UNIT

TOTAL AMOUNT

Charges for transportation of new valve from NCTPS stores. Cutting, removal of defective valve and devolution of the defective valve to the store Charges for edge preparation and welding of new valve - 16 joints for one valve. Daily cleaning of BFP,CEP & Vacuum pumps racks oil & water leakage , Checking & regular Topuping of oil to normal levels in BFP , CEP, VP & valve Actuators , bearing Top covers , Gland tighting in Recirculation valves,Drip control and hand operated valves, and its connected pipe lines, cleaning of Hydralic coupling and its connecting lines and equipments such as coolers, Feed water lines

1

No

6162

MTPS 6162.00

TTPS 6470.10

NCTPS 6778.20

1

welding joint

765.5

765.50

803.78

842.05

1

opn

620

620.00

651.00

682.00

TM

Renewal of defective Re-circulation mono block pump in vacuum pump and modification of suction and discharge pipe line with respect to the pump : Work involves drain the water in separator tank , removing the bolts or setscrews which secure the pump from pump casing, the impeller is removed by unscrewing bodily anti clockwise after first removing the impeller screw. renwal of new required size mechanical seal , and modifing the suction and discharge line with respect to the pump (new work)

1

No

2700

2700.00

2835.00

2970.00

N-TM-A-2177

TM

Complete Overhauling of Condenser Vaccum Pump (Make:NASH (Model: AT 2004E) 01) Preparation for Dismantling pump: 02) Disassembling II Stage and Bracket : 03) Disassembling I Stage fixed bearing end head.: 04) Dismantling of shaft and I Stage Rotor, body & floating bearing end head: After Cleaning of all internal parts and taking measurements 05) Reassembling I Stage rotor and shaft 06)Assembling floating & fixed bearing end head: 07) Assembling shaft, I Stage Rotor and body: 08) Installing bearings and setting I Stage end travel: 09) Assembling bracket and II stage and rewnwal of gland ropes 10) Final assembly & Reinstalling pump:

1

No

72098

72098.00

75702.90

79307.80

1413

N-TM-A-2178

TM

1

joint

765.5

765.50

803.78

842.05

1414 1415

N-TM-A-2179 N-TM-A-2180

TM TM

Breakdown/ preventive maintenance works of arresting leak thro’ passing drain valves, root valves, pipe lines, By renewing valves and pipe linesin feed water system, condensate system, drip line system, etc. by cutting, edge preparation and welding - 1 joint = 1 inch dia. or 80 mm circumferential area. Complete Overhauling Of Voith make variable speed geared Turbo Coupling Dismantling of Cam Control Disassembling the Coupling Runner

1 1

No No

9993 13324

9993.00 13324.00

10492.65 13990.20

10992.30 14656.40

1416

N-TM-A-2181

TM

1

No

23317

23317.00

24482.85

25648.70

1417

N-TM-A-2182

TM

1

No

16655

16655.00

17487.75

18320.50

1418 1419

N-TM-A-2183 N-TM-A-2184

TM TM

Cleani ng and checking the coupling runner: Reassembly of Internals of the Hydraulic Coupling: Moumting the Coupling runner: Mounting the Filling Pump and Aux.Lub.Oil Pump:

1 1

No No

13324 16655

13324.00 16655.00

13990.20 17487.75

14656.40 18320.50

131

RATE PER UNIT (Rs.)

TAMILNADU GENERATION AND DISTRIBUTION CORPORATION LIMITED Sl. No

CODE

DIVISION

1420

N-TM-A-2185

TM

1421

N-TM-A-2186

TM

1422

N-TM-A-2187

TM

1423 1424

N-TM-A-2188 N-TM-A-2189

TM TM

1425

N-TM-A-2190

TM

1426

N-TM-A-2191

TM

DESCRIPTION OF WORK

Mounting the Cam Control unit and commissioning HYD.Coupling: Overhauling of various sizes of motor operated actuators in Condensate lines and Extraction lines Overhauling of actuators (K60,K150,K300 & K600) by removing the actuators from Condensate lines and Extraction lines and completely dismantling of center column, worm & worm wheel auto/manual clutch mechanism along with yoke, limit switch transmission drive shaft, motor switch mechanism and complete inspection, cleaning of individual components rectification of defects if any found in clutch, center column, spring washer other components, changing of damaged center column oil seal limit switch drive, shaft oil seal ‘o’ rings motor ‘o’ ring, reassembling of all the components, setting limit switch, including of oil drains and topping up, reassembiling the same after rectification/reconditioning valve and actuators, checking the Manual/Remote operations of the valve with actuators.

Overhauling of actuators (K1000) by removing the actuators from Condensate lines and Extraction lines and completely dismantling of center column, worm & worm wheel auto/manual clutch mechanism along with yoke, limit switch transmission drive shaft, motor switch mechanism and complete inspection, cleaning of individual components rectification of defects if any found in clutch, center column, spring washer other components, changing of damaged center column oil seal limit switch drive, shaft oil seal ‘o’ rings motor ‘o’ ring, reassembling of all the components, setting limit switch, including of oil drains and topping up, reassembiling the same after rectification/reconditioning valve and actuators, checking the Manual/Remote operations of the valve with actuators.

Renewal of debries flushing pump bed & base frame dismantling of motor and pump removing of base frame from the plinth removal of damaged grouting bolt and providing of new bolt and concreting erection of motor and pump base frame and commisioning Refurnishment of Debris filter Gear Box ( Top & Planetary gear box)Complete dismantling of gear box internals, like removal of end covers, circlips, oil seals, bearings, P.B worm wheel and worm screw and Machining of new P.B worm wheel and ssembling of gear box with new worm wheel, bearings, oil, seals and checking etc.

132

QTY

UNIT

TOTAL AMOUNT

1

No

16655

MTPS 16655.00

TTPS 17487.75

NCTPS 18320.50

1

No

6783

6783.00

7122.15

7461.30

1

No

8344

8344.00

8761.20

9178.40

1 1

no no

4172 3202

4172.00 3202.00

4380.60 3362.10

4589.20 3522.20

1

no

4239

4239.00

4450.95

4662.90

1

no

3612

3612.00

3792.60

3973.20

RATE PER UNIT (Rs.)

TAMILNADU GENERATION AND DISTRIBUTION CORPORATION LIMITED Sl. No

CODE

1427

DIVISION

DESCRIPTION OF WORK

QTY

UNIT

TOTAL AMOUNT

RATE PER UNIT (Rs.)

TM

complete dismantling of gear box, like removal of end covers, circlips, oil seals, bearings and P.B worm wheel and worm screw.

1

No

3522

MTPS 3522.00

TTPS 3698.10

NCTPS 3874.20

Machining of new P.B (Phosphor Bronze) worm wheel Assembling of gear box with new worm wheel, bearings, oil, seals and checking etc., Charges for lifting and leading the new Centrifuge type Oil Purifier Separator from NCTPS-I stroes to erection work spot. Charges for Dismantling of 01 No.of the existing oil conditioner in unit-I Turbine and its connected pipe lines from MOT,& COT to Ground level by cutting, lifting, leading and lowering down.

1

No

9030

9030.00

9481.50

9933.00

1

No

4362

4362.00

4580.10

4798.20

1

No

10560

10560.00

11088.00

11616.00

1

No

57624

57624.00

60505.20

63386.40

1428

N-TM-A-2192

TM

1429

N-TM-A-2193

TM

1430

N-TM-A-2194

TM

1431

N-TM-A-2195

TM

1432

N-TM-A-2196

TM

Charges for erection of 01 N0.of the new Centrifuge type Oil Purifier Separator and its connected pipe lines, valves, Electrical control & Power panel by cutting the pipes, grinding, welding the pipes & flanges, tightening the control & Power cables intact.

1

No

73404

73404.00

77074.20

80744.40

1433

N-TM-A-2197

TM

Charges for Commissioning of new Centrifuge type Oil Purifier Separator by checking of operating parameters such as load current in Amps, Oil pressure, Oil temperatures, Oil & water Separation performance and checking the all control logic trip as per O&M instruction manual.

1

No

18150

18150.00

19057.50

19965.00

1434

N-TM-A-2198

TM

Charges for devolution of released existing oil conditioner by dismantling, Segregation of scrap materials and devoluted to NCTPS-I Stores from Turbine area.

1

No

3232

3232.00

3393.60

3555.20

1435

N-CM-A-2001

CM

4

Nos

1408

352.00

369.60

387.20

1436

N-CM-A-2002

CM

100

M2

6200

62.00

65.10

68.20

1437

N-CM-A-2003

CM

150

Oper

139500

930.00

976.50

1023.00

1438

N-CM-A-2004

CM

183

Oper

293715

1605.00

1685.25

1765.50

1439

N-CM-A-2005

CM

549

Oper

170190

310.00

325.50

341.00

CIVIL MAINTENANCE Cleaning of manholes inspection chambers, in the resdiential area including removal of blockage and disposing the sludge away from the site and when required as directed by the Engineer at site including all leads, lifts Charges etc., complete.For one manhole (upto 4.5 mtr depth) Scrapping the barnacles marine vegetation, grown and removal of slush present over the entire length of cold water tunnel and removal of barnacles and slush to the outer side of tunnel and transporting the removed barnacles, slush/silt up to a distance of 3KM away from the site including providing adequate lighting with charger light inside the tunnel, labour, lead lift etc. complete and as directed by the eigineer at site. Maintaining the water way inside the ash bund for a free flow of water from primary pond to secondary pond for a period of five months. Operation of water supply pumps and maintaining main water lines,sumps and water tanks in residential quarters for a period of six months Operation and maintenance of sewage pumps for period of six months in residential quarters.

133

TAMILNADU GENERATION AND DISTRIBUTION CORPORATION LIMITED Sl. No

CODE

DIVISION

1440

N-CM-A-2006

CM

1441

N-CM-A-2007

CM

DESCRIPTION OF WORK

QTY

UNIT

TOTAL AMOUNT

Removal of cover slab of heavy weight and refixing the same after cleaning the ash deposits including Charges, hire charges for T&P’s safety applications and as directed by the engineer at site

100

Nos

1240

MTPS 12.40

TTPS 13.02

NCTPS 13.64

Charges for Removal of silt and slush from the drain in camp area and disposing the same away from the site as directed by the engineer at site including Charges, hire charges for T&P’s Safety applications, cost of lead, lift,etc complete.

6

M3

310

51.67

54.25

56.83

134

RATE PER UNIT (Rs.)