what is right time of slab DE shattering and beam boo tam.
Answers were Sorted based on User's Feedback
Answer / map
It depends up on span of the beam normally after 7 days we can remove shuttering and support with props.
| Is This Answer Correct ? | 24 Yes | 4 No |
Answer / azam
The time of slab deshutting after getting 67% strength at 4 or 7 days same for beam bottom and it also depend of span of beam.
| Is This Answer Correct ? | 21 Yes | 3 No |
as per IS 456 beam bottome should be remove after 14 days.
concrete strength is more than 70%. if span is more than 11
mt then its remove after 21 days.
| Is This Answer Correct ? | 12 Yes | 1 No |
Answer / sahilshah.civil@gmail.com
As per IS 456:2000
a) Columns/vertical member : 16-24 hrs
b) Slab - 3 day - prop to be kept below
c) Beam - 7 day - prop to be kept below
props to slab
a) spanning up to 4.5 m = 7 day
b) spanning over 4.5 m = 14 day
props to beam
a) spanning up to 6 m = 14 days
b) spanning over 6 m = 21 day
| Is This Answer Correct ? | 3 Yes | 0 No |
Answer / mitesh patel
Beam Sides can be allowed to be removed on the next day of
casting.
Bottoms should be allowed only after 7 days of casting.
This is practical answer on site otherwise contractors will
run away.
| Is This Answer Correct ? | 1 Yes | 0 No |
Answer / ananth
span length below 4.5m 7 days
span length over 4.5m 14days
| Is This Answer Correct ? | 1 Yes | 0 No |
Answer / md nezam
DE shattering can be done for slab bottom after 3days and Beam bottom after 7 day,but immediately props to be refixed.
| Is This Answer Correct ? | 3 Yes | 3 No |
Answer / sagar tiwari
span length over 6m than 28 days
span length below 6m than 14 days
span length over 4.5m than 14 days
span length below 4.5m than 7 days
| Is This Answer Correct ? | 0 Yes | 0 No |
Answer / vinaysagar donakanty
The above answer were right but it is advisable to check strength of cubes at 3 days or 7 days or 14 days before deshuttering.
| Is This Answer Correct ? | 0 Yes | 0 No |
resins are not soluble in water soluble in spirit used in varnish left behind on evoporation of oil
there is a residential building L = 20' B = 30' H = 20' stairs L = 3' H = 20' calculate the numbers of Threads and risers from stairs with formula
what is P.C.C ?
rate analysis for cement pointing 1:4 , for 100 sq m
1) One mason per day how many cu.m work will do as per list given a) Brick work,hollow brick work and cc block work and plastering how many m2 per day 2) one carpenter per day how many m2 will do as well as scaffolding how many m3
12 Answers Al-Futtaim, Arihant, GS, Gulf, L&T, NCC, Paras Buildtech, PR Constructions, Ramco,
How much kg or MTs of steel is required for construction of the building of 1000 sqmt.
what is c&c++?
What are the advantages and disadvantages of using plastic and timber fenders?
What is the main difference between crushing test and impact test in coarse aggregate?
Different sizes of Hollow blocks and its weight. Thanks.
How to improve the strength of fly ash bricks to avoid corner damge? How to get the color lighter similar to normal concrete blocks/
How much overlapping required for welding the reinforcement bars in Columns & beams
Civil Engineering (5086)
Mechanical Engineering (4453)
Electrical Engineering (16638)
Electronics Communications (3918)
Chemical Engineering (1095)
Aeronautical Engineering (239)
Bio Engineering (96)
Metallurgy (361)
Industrial Engineering (259)
Instrumentation (3014)
Automobile Engineering (332)
Mechatronics Engineering (97)
Marine Engineering (124)
Power Plant Engineering (172)
Textile Engineering (575)
Production Engineering (25)
Satellite Systems Engineering (106)
Engineering AllOther (1379)