How can I calculate the Compressive strength of cubes after 28
days of curing?Is there any formula or ration ?

Answer Posted / mugundhan979

AS PER IS CODE FORMULA WAS Fck + 1.65 S
Fck - concrete grade

for M 20 ,M 25 grade s value 4
above M 25 s value was 5

Is This Answer Correct ?    24 Yes 5 No



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