Target strength = fck +(1.65*4)
What is this 4
Answer Posted / sjtbehera
ok fck is the 28 days compressive strength
s is the standard deviation
t is a static value
valu of s is M10 to M20=3.5
M20 to M35=4
M40 to M50=5.o
Is This Answer Correct ? | 3 Yes | 1 No |
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