Contrete reaches its full strength in 28 days. Then, why
are we removing shutter in 7/ 14 days?
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Answer Posted / ankit
concrete achive its full stenghth in 28 days.while minimum
strength accrd. IS CODE is 7day strngth.
in field where the cost of construction is low,
shuttering / formwork is many a times removed even after
two to three days.only intial strenght matters.
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