First Floor Beam & Slab Details.pdf

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NOTES:-1. SBC TAKEN -200 KN/ Sq.m . 2. THE STRUCTURE HAS BEEN DESIGNED FOR - G+1 3. GRADE OF CONCRETE & STEEL SHALL BE USED FOR VARIOUS ELEMENTS . STRUCTURE

GRADE MIX RATIO

HYSD BARS

M-10

1: 4 : 8

PCC Work.

M-25

1: 1 : 2

M-25

1: 1 : 2

Footing,Column,Watertank. Confirm at IS-1786:2008 Beams,Slabs,Staircase.

S T R U C T U R A L

4. THE CRANKING OF BARS TO BE DONE AT 1/4 SPAN AT AN ANGLE OF 45 UNLESS SPECIFIED IN SLABS. 5.REMOVAL OF FORMWORK : AS PER CLAUSE 11.3.1, IS 456:2000. I

A) VERTICAL SIDE SHUTTERING OF COLUMNS,WALLS & BEAMS B) BOTTOM SHUTTERING OF SLABS (KEEPING THE PROPS)

- 24HOURS

- 3 DAYS

- 7 DAYS - 14 DAYS

i. SPANNING UPTO 6 M

- 14 DAYS

ii. SPANNING OVER 6 M

- 21 DAYS

C) BOTTOM SHUTTERING OF BEAMS - 7 DAYS

(KEEPING THE PROPS)

I

d) PROPS TO SLABS : i. SPANNING UPTO 4.5 M ii. SPANNING OVER 4.5 M E) PROPS TO BEAMS & ARCHES :

6. CLEAR COVER TO MAIN REINFORCEMENT SHALL BE :

H

a).Pile - 50mm .

e).Column - 40mm .

i).Staircase - 20mm .

b).Pile cap - 50mm .

f).Beam - 25mm .

j).Lintel - 20mm .

c).Footing - 50mm . d).Raft slab - 75mm.

g).Slab - 20mm . h).Ret. wall - 40mm.

k).Sunshade - 20mm l).Rc wall - 20mm.

Water retaining structure a).Base slab - 40mm . b).Side wall - 30mm .

H

c).Cover slab - 25mm .

7. NO LAPS SHALL BE ALLOWED IN FOOTING REINFORCEMENT. 8. COLUMN REINFORCEMENT LAPPING SHALL BE "Ld" IN TENSION AND LAPPING ALLOWED AT MIDWAY BETWEEN TWO FLOOR (i.e. NOT MORE THAN 50% OF REINFORCEMENT SHALL BE LAPPED AT ONE LOCATION.)

9. SPACER BAR TO BE PROVIDED IN BETWEEN TWO LAYERS OF REINFORCEMENT OF SAME DIA @ EVERY 1000 MM C/C. 10. LAPPING OF REINFORCEMENT IN BEAMS SHALL NOT BE ALLOWED IN TENSION (T) ZONE.

G

G

11.DEVELOPEMENT LENGTH (Ld) -FOR ALL STRUCTURAL MEMBERS Developement Length 'Ld ' for Tension(T) Concrete Grade 250 415 500 M-20 M-25 M-30 M-35

Concrete Developement Length 'Ld ' for Compression(C) Grade 250 415 500 M-20 M-25 M-30 M-35 M-40

M-40

12. SLAB FIRST MAIN RODS STARTS 50 MM FROM THE SUPPORT. 13. FIRST STIRRUPS IN THE BEAM IS 50mm AWAY FROM FACE OF SUPPORT. 14.CURTAILEMENT DISTANCE FROM SUPPORT IS 1/3rd OF CLEAR SPAN

F

15. WELDING OF BARS SHALL BE DONE AS A STITCH WELD FOR 5 TIMES F

DIAMETER OF BAR AND A GAP OF 5TIMES OF BAR AND AGAIN WELDING FOR ANOTHER 5 TIMES DIAMETER OF BAR USING ARC WELDING 16. FOR SLABS,CHAIR SHALL BE PROVIDED TO KEEP TOP Reft. IN PLACE. 17. IN CASE OF ANY DISCREPANCY

BEING NOTED IT SHALL BE

IMMEDIATELY BROUGHT TO THE CONSULTANT.

E E

D D

C C

B

B

DATE

DES.

NAME

DRAWN

R.V

DESIGNED

R.V

CHKD.

R.V

SCALE

SIZE

NTS

A3

07.01.2019

REV. SHEET R0

DATE

REV.NO.

DESCRIPTION

CHKD

APPVD

1/1

GORKY

PROJECT : G +1 BUILDING @ PERAMBALUR

CLIENT :

STRUCTURAL CONSULTANT

A NIL DESIGN

ADVANCE COPY

TITLE : APRVD. 12

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-

A

RELEASED FOR:

ARCHITECH :

CONSTRUCTION

INFORMATION

APPROVEL

- W D

004

DRG. No.

FIRST FLOOR BEAM/SLAB LAYOUT & RC DETAILS

6

G C -

1 8

- S T

R -

0 1 3 4

Er.V. RAGHUL. M.Tech,(Str.Engg) 3

3, A. Narshimachari Street , Chennai -1. Cell -9688236937 E-mail : [email protected] 2

1

LAST SAVED BY: RAGHUL | FILE LOCATION: MY COMPUTER \E:\GORKY\NIL DESIGN\ JOB NO :013 RESIDENTIAL (PERAMBALUR)

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