Find the hook development length required for a hook

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Reference no: EM131169113

The tension bars in the stem of the reinforced concrete retaining wall are No. 9 at 7 in. o.c. and are to be lap spliced to similar dowels extending up from the footing. Required As = 1.50 in.2 /ft. Use f′_c = 3000 psi. Cover on the bars from the rear face of the wall is 2 in., and cover from the end of the wall to the edge bar, measured in the plane of the bars, is 3 in.

a. Calculate the required length of splice.
b. Find the hook development length l_dh required for a 180° hook in the footing.

17_The Tension Bars in The Stem.jpg

Reference no: EM131169113

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