Answer Posted / arun murugesan

When τc’ > τv no shear reinforcement is required
if τv > τc’ the shear reinforcement is required.(or)
Ast value is less than the minimum shear reinforcement
value then we should provide minimum shear reinforcement ie
0.12 % of bD. Shear reinforcements are used to resist the
shear cracks by means of increasing the Asv value.

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