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In colomn reinforcement when dia of bar is going to change,
than what should be the lap length of bars weather it should
be of heigher dia bar lap length or it should the accordance
with new dia bar. the grade of concrete is same.
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Answer Posted / punit jain
The lap length also depends on the grade of steel used, if ur using fe500 then its 57d...For fe415 its 50d
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