Unit Cost Derivation (using H.e.)

  • June 2020
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PROJECT COST ESTIMATES PROJECT: LOCATION: ITEM NO. 1 2 2.1 3 3.1 3.1.1 3.1.2 3.2 3.2.1 3.2.2 3.3 3.4 4.5 4.6 4.7 4.7.1 4.7.2 4.7.3 5 5.1 5.2 5.3 5.4 5.5 5.6 6 6.1 6.2 6.3 6.4 6.5 6.6 6.7 6.8 7 7.1 7.2 7.2.1 7.3 7.4

DESCRIPTION Construction of Field Office & other Temporary Facilities Reservoir and Borrow Area Clearing and Grubbing Dam Excavation Stripping Core Trench Embankment Side Borrow Side Borrow from core trench and spillway Gravel Blanket for U/S (0.15 thick) Handlaid Riprap for U/S (0.2 m.dia. Boulders) Sprigging and Sodding for D/S Gravel Surfacing for Dam Crest Toe Drain Rock Toe (Boulders) Gravel & Sand Transition Fine Sand Transition Spillway Excavation Structural Backfill Concrete Class A Reinforcing Steel Leveling Course Riprap (Grouted) Outlet Works Excavation Structural Backfill Concrete Class A Reinforcing Steel Leveling Course Steel Pipe Gate Valve Trashrack, Fish Screen & Flash Board Irrigation Works Excavation Fill Excavation Concrete Class A Reinforcing Steel TOTAL CONSTRUCTION COST

UNIT

QUANTITY

UNIT COST

AMOUNT (PhP)

sq.m.

36.00

LS

120,000.00

sq.m.

35,760.00

5.27

188,616.92

cu.m. cu.m.

2,403.00 7,668.00

16.20 27.34

38,918.59 209,655.39

cu.m.

24,978.00

40.35

1,007,923.08

cu.m.

11,488.00

cu.m.

479.00

27.34 372.96

314,100.30 178,646.40

cu.m.

638.00

sq.m. cu.m.

3,180.00 183.60

2,275.10 15.51 338.17

1,451,516.35

cu.m. cu.m. cu.m.

440.00 284.50 110.20

2,074.08 443.19 443.19

912,595.49 126,086.67 48,839.20

cu.m. cu.m. cu.m. kgs. cu.m. cu.m.

4,105.00 285.00 252.00 10,836.00 264.00 172.00

27.34 96.99 5,475.81 38.50 372.96 3,195.30

112,237.27 27,641.77 1,379,904.64 417,182.93 98,460.65 549,592.03

cu.m. cu.m. cu.m. kgs. cu.m. pcs. assembly

92.50 86.00 23.20 998.30 14.60 12.00 1.00

80.82 96.99 5,475.81 38.50 372.96 40,633.94 59,085.00

7,476.21 8,341.03 127,038.84 38,434.27 5,445.17 487,607.33 59,085.00

assembly

1.00

2,047.50

2,047.50

cu.m.

95.00

80.82

7,678.27

cu.m. cu.m. kgs.

16.50 3.50 150.50

96.99 5,475.81 38.50

1,600.31 19,165.34 5,794.21

49,322.07 62,087.95

8,063,041.17

COST DERIVATION Porject : Location: Item 3.1 CLEARING AND GRUBBING A. EQUIPMENT Bulldozer 140 Hp Dump Truck Minor Tools: 10% of Labor TOTAL A B. LABOR H.E. Operator Driver Skilled Laborer Unskilled Laborer TOTAL B TOTAL A & B Output (sq.m./hr.) C. DIRECT COST (PhP/cu.m.) D. % Mark - up (30%) TOTAL COST (PhP/sq.m.)

UNIT (HR) 1 1

1 1 1 8

UNIT COST AMOUNT (PhP) (P/HR) 717.50 717.50 695.00 695.00 19.13 1,431.63 30.00 18.13 18.13 15.63

30.00 18.13 18.13 125.04 191.30 1,622.93

400 4.06 1.22 5.27

COST DERIVATION Porject : Location: Item 4.1.1 STRIPPING

A. EQUIPMENT Bulldozer D6D B. LABOR H.E. Operator TOTAL A & B Output (sq.m./hr.) C. DIRECT COST (PhP/cu.m.) D. % Mark - up (30%) TOTAL COST (PhP/cu.m.)

1

UNIT COST (P/HR) 717.50

1

30.00

UNIT (HR)

AMOUNT (PhP) 717.50 30.00 747.50

60 12.46 3.74 16.20

COST DERIVATION Item 4.7.3 FINE SAND TRANSITION

A. EQUIPMENT Bulldozer 75 Hp Dump Truck 5.3 cu.m. Loader 1.34 cu.m. TOTAL A B. LABOR Assistant Foreman H.E. Operator Driver Unskilled Laborer TOTAL B TOTAL A & B Output (cu.m./hr.) C. DIRECT COST (PhP/cu.m.) D. Materials Sand Delivered on site C. TOTAL DIRECT COST (C+ D)

UNIT (HR) 1 1 1

1 2 1 8

UNIT AMOUNT COST (PhP) (P/HR) 511.25 511.25 695.00 695.00 454.00 454.00 1,660.25 18.75 30.00 18.13 15.63

18.75 60.00 18.13 125.04 221.92 1,882.17

90 20.91 1

320.00

320.00 340.91

D. % Mark - up (30%)

102.27

TOTAL COST (PhP/cu.m.)

443.19

COST DERIVATION Item 6.6 STEEL PIPE (.35 m diam.) A. EQUIPMENT Right of Tools (10% of Labor) TOTAL A B. LABOR Assistant Foreman/pc. Skilled Laborer/pc Unskilled Laborer/pc TOTAL B C. Materials .35 m dia X 6 m spirally welded steel pipe with colar coating delivered on site Flange: 2 pcs./pc TOTAL C TOTAL DIRECT COST (A + C+ D) D. % Mark - up (30%) TOTAL COST (PhP/cu.m.)

UNIT (HR)

UNIT COST (P/HR)

AMOUNT (PhP) 296.08 296.08

16 40 120

1 2

22.50 18.13 15.63

360.00 725.20 1,875.60 2,960.80

21,000.00 3,500.00

21,000.00 7,000.00 28,000.00 31,256.88 9,377.06 40,633.94

COST DERIVATION Item 5.3 & 6.3 CONCRETE CLASS A A. EQUIPMENT Two (2) Baggers Portable Concrete Mixer Dump Truck for 1/4 hr TOTAL A B. LABOR Foreman Driver Skilled Laborer Unskilled Laborer TOTAL B TOTAL A & B Output (cu.m./hr.) 0.8 C. DIRECT COST (PhP/cu.m.) D. Materials (per cu.m. of concrete class A) Cement (Bags) Fresh Sand (cu.m.) Gravel G1 (cu.m.) Plywood 1/2"X4'X8' False Work (bd.ft.) Nails & Hardware (kls.) TOTAL Incidentals: (5%) TOTAL D C. TOTAL DIRECT COST (C+ D)

UNIT (HR) 1 0.25

1 0.25 4 12

UNIT AMOUNT COST (PhP) (P/HR) 80.00 80.00 695.00 173.75 253.75 22.50 18.13 18.13 15.63

22.50 4.53 72.52 187.56 287.11 540.86 676.08

9.08 0.4 0.88 0.68 60 2.5

120.00 320.00 320.00 450.00 25.00 25.00

1,089.60 128.00 281.60 306.00 1,500.00 62.50 3,367.70 168.39 3,536.09 4,212.16

D. % Mark - up (30%)

1,263.65

TOTAL COST (PhP/cu.m.)

5,475.81

COST DERIVATION Item 4.6 Gravel Surfacing

A. EQUIPMENT Bulldozer 140 Hp Bulldozer 75 Hp Sheepfoot Roll 170 Hpler Vibratory Roller CA - 25 Water Truck 1,000 gal. TOTAL A B. LABOR Assistant Foreman H.E. Operator L.E. Operator Driver Unskilled Laborer TOTAL B TOTAL A & B Output (cu.m./hr.) C. DIRECT COST (PhP/cu.m.) D. Materials Granular Delivered on site C. TOTAL DIRECT COST (C+ D) D. % Mark - up (30%) TOTAL COST (PhP/cu.m.)

UNIT (HR) 1 1 1 1 1

1 1 2 1 4

UNIT AMOUNT COST (PhP) (P/HR) 717.50 717.50 511.25 511.25 193.13 193.13 258.13 258.13 566.25 566.25 2,246.26 18.75 30.00 20.00 18.13 15.63

18.75 30.00 40.00 18.13 62.52 169.40 2,415.66

120 20.13 1

240.00

240.00 260.13 78.04 338.17

COST DERIVATION Porject : Location: Item 4.2.1 Embankment Fill I. EXCAVATION

(From reservoir & side borrow, free haul)

A. EQUIPMENT Bulldozer D6D B. LABOR H.E. Operator TOTAL A & B Output (cu.m./hr.) C. DIRECT COST (PhP/cu.m.)

UNIT (HR) 1 1

UNIT AMOUNT COST (PhP) (P/HR) 717.50 717.50 30.00

30.00 747.50

60 12.46

II. SPREADING AND COMPACTION A. EQUIPMENT Bulldozer 140 Hp Bulldozer 75 Hp Sheepfoot Roll 170 Hpler Vibratory Roller CA - 25 Water Truck 1,000 gal. TOTAL A B. LABOR Assistant Foreman H.E. Operator L.E. Operator Driver Unskilled Laborer TOTAL B TOTAL A & B Output (cu.m./hr.) C. DIRECT COST (PhP/cu.m.) D. % Mark - up (30%) TOTAL COST (PhP/cu.m.)

UNIT (HR) 1 1 1 1 1

1 1 2 1 4

UNIT AMOUNT COST (PhP) (P/HR) 717.50 717.50 511.25 511.25 193.13 193.13 258.13 258.13 566.25 566.25 2,246.26 18.75 30.00 20.00 18.13 15.63

18.75 30.00 40.00 18.13 62.52 169.40 2,415.66

130 18.58 9.31 40.35

COST DERIVATION Porject : Location: Item 5.2 and 6.2 STRUCTURAL BACKFILL (Manual Labor)

A. LABOR Skilled Labor Unskilled Labor Total A Output (cu.m./hr.) B. DIRECT LABOR COST

UNIT (HR) 1.00 6

UNIT AMOUNT COST (PhP) (P/HR) 18.13 18.13 15.63 93.78 111.91

1.5 74.61

D. % Mark - up (30%)

22.38

TOTAL COST (PhP/cu.m.)

96.99

COST DERIVATION Porject : Location: Item 5.6a HANDLAID RIPRAP

A. LABOR Unskilled Labor Total A Output (kgs.) B. DIRECT LABOR COST C. Materials Boulders on site (cu.m.) TOTAL C TOTAL DIRECT COST (B + C) D. % Mark - up (30%) TOTAL COST (PhP/cu.m.)

UNIT (HR) 8

UNIT AMOUNT COST (PhP) (P/HR) 15.63 125.04 125.04

0.5 250.08

1

1,500.00

1,500.00 1,500.00 1,750.08 525.02 2,275.10

COST DERIVATION Porject : Location: Item 6.8. TRASHRACK AND FISH SCREEN A. MATERIALS Trashrack (Welded 1.0 X 1.55 m) with 10 mm dia. Bar on5 mm X 25 mm flat bar)

UNIT (HR) 1.00

UNIT COST AMOUNT (PhP) (P/HR) 1,500.00

1,500.00

Total A B. LABOR COST Installation Cost 5% of material cost TOTAL DIRECT COST C. % Mark - up (30%)

1,500.00

TOTAL COST (PhP/cu.m.)

2,047.50

75.00 1,575.00 472.50

COST DERIVATION Porject : Location: Item 6.7 GATE VALVE (.35 m. dia)

A. MATERIALS Gate Valve (.35 m dia.) steel pipe delivered on site Total A B. LABOR COST Installation Cost (1% of material cost) TOTAL DIRECT COST C. % Mark - up (30%) TOTAL COST (PhP/cu.m.)

UNIT (HR)

UNIT COST (P/HR)

1.00 45,000.00

AMOUNT (PhP) 45,000.00 45,000.00 450.00 45,450.00 13,635.00 59,085.00

COST DERIVATION Porject : Location: Item 6.1 EXCAVATION FOR CONCRETE STRUCTURES & IRRIG. CANALS

A. LABOR Skilled Labor Unskilled Labor Total A Output (kgs.) B. DIRECT LABOR COST C. % Mark - up (30%) TOTAL COST (PhP/cu.m.)

UNIT (HR) 1.00 6

UNIT AMOUNT COST (PhP) (P/HR) 18.13 18.13 15.63 93.78 111.91

1.8 62.17 18.65 80.82

COST DERIVATION Porject : Location: Item 5.6 GROUTED RIPRAP

A. LABOR Skilled Labor Unskilled Labor Total A Output (kgs.) B. DIRECT LABOR COST C. Materials Boulders on site (cu.m.) Cement (bags) Fresh Sand (cu.m.) TOTAL C TOTAL DIRECT COST (B + C) D. % Mark - up (30%) TOTAL COST (PhP/cu.m.)

UNIT (HR) 1.00 8

UNIT AMOUNT COST (PhP) (P/HR) 18.13 18.13 15.63 125.04 143.17

0.4 357.93

1 4.2 0.3

1,500.00 120.00 320.00

1,500.00 504.00 96.00 2,100.00 2,457.93 737.38 3,195.30

COST DERIVATION Porject : Location: Item 5.4 REINFORCING STEEL

A. LABOR (Cutting, Bonding & Fixing) Skilled Labor Unskilled Labor Total A Output (kgs.) B. DIRECT LABOR COST C. Materials Reinforcing Steel on site (kgs.) Tie Wire Kg/kg of rebars TOTAL B & C D. % Mark - up (30%) TOTAL COST (PhP/cu.m.)

UNIT (HR)

1.00 6

UNIT COST (P/HR) 18.13 15.63

AMOUNT (PhP) 18.13 93.78 111.91

60 1.87

1 0.03

27.00 25.00

27.00 0.75 29.62 8.88 38.50

COST DERIVATION Porject : Location: Item 4.7.1 ROCK TOE DRAIN

A. LABOR Skilled Labor Unskilled Labor Total A Output (cu.m./hr.) B. DIRECT LABOR COST

UNIT (HR) 1.00 8

UNIT AMOUNT COST (PhP) (P/HR) 18.13 18.13 15.63 125.04 143.17

1.5

C. Materials Boulder Materials Delivered on site(cu.m)

95.45

1

1,500.00

1,500.00

TOTAL B & C D. % Mark - up (30%)

1,595.45 478.63

TOTAL COST (PhP/cu.m.)

2,074.08

COST DERIVATION Porject : Location: Item 4.3 STRIPPING Item 5.5 and Item 6.5 Leveling Course A. LABOR Unskilled Labor Output (cu.m./hr.) B. DIRECT LABOR COST

UNIT (HR) 6

UNIT AMOUNT COST (PhP) (P/HR) 15.63 93.78

2

C. Materials Granular Materials Delivered on site(cu.m)

46.89

1

240.00

240.00

TOTAL B & C D. % Mark - up (30%)

286.89 86.07

TOTAL COST (PhP/cu.m.)

372.96

COST DERIVATION Porject : Location: Item 4.5 SPRIGGING & SODDING

A. LABOR Skilled Laborer Unskilled Labor TOTAL A Output (sq.m./hr.) B. DIRECT LABOR COST C. % Mark - up (30%) TOTAL COST (PhP/cu.m.)

UNIT (HR) 1 8

UNIT AMOUNT COST (PhP) (P/HR) 18.13 18.13 15.63 125.04 143.17

12 11.93 3.58 15.51

COST DERIVATION Porject : Location: Item 4.1.2 & 5.1 EXCAVATION FOR CORE TRENCH & EMERGENCY SPILLWAY

A. EQUIPMENT Bulldozer 140 Hp TOTAL A B. LABOR H.E. Operator Unskilled Laborer TOTAL B TOTAL A & B Output (cu.m./hr.) C. DIRECT COST (PhP/cu.m.) D. % Mark - up (30%) TOTAL COST (PhP/cu.m.)

1

UNIT COST (P/HR) 717.50

1 6

30.00 15.63

UNIT (HR)

AMOUNT (PhP) 717.50 717.50 30.00 93.78 123.78 841.28

40 21.03 6.31 27.34

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