what is right time of slab DE shattering and beam boo tam.
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Answer Posted / 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
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