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Hi, Please tell me the ISI specification for the duration
of concrete to achieve full strength of concrete. Is it
28days?
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Answer / purushotham reddy
it is a continious procedure ...concretre attains full strength at infinite time....but it achives 60-70% in 7 days and around 90% in 28 days
| Is This Answer Correct ? | 20 Yes | 5 No |
Answer / santosh singh
YES IN 28 DAYS CONCRETE ATTAINS MAXIMUM STRENGTH BUT
GAINING OF STRENGTH KEEP ON GOING THROUGHOUT THE LIFE OF
STRUCTURE (SEE IS 456-2000)
| Is This Answer Correct ? | 14 Yes | 1 No |
Answer / hemanta kumar dad
Every RCC structure depending upon mix proportion /mix design and also very important part good ingredient (C. A, F. A, Cement, water ) with environmental condition & proper curing to increase the strength. Otherwise every structure achieve 100 percentage strength of its characteristic strength but not achieve 100 percentage strength it's target mean strength of its 28 days.
| Is This Answer Correct ? | 0 Yes | 0 No |
Answer / chaitanya
As per my Knowledge the strength also depends on the water
used,if the water is of good quality the strength of
concrete attains maximum but if sea water is used maximum
strength is attained in 28 days and later on keeps on
decreasing.
| Is This Answer Correct ? | 2 Yes | 7 No |
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