Answer Posted / arun sangwan

To calculate the lap length-48*D
For calculating hook & bend -As per Is 2502,The anchorage value of the of bend shall be taken as 4*D of the bar for each 45 Degree bend and for the U type hook its always taken as 16* D.
For the bond length(Development Length)-Ld-It is calculated by the formula. and it includes all the values of the anchorages.

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