Design a rectangular beam section $($i$.$e$.,$ select b$,$ d$,$ h$,$ and the required tension reinforcement$)$ at midspan for a $22-$ft span simply supported rectangular beam that supports its own dead load, a superimposed dead load of $1\mathrm{.}25$ kip$/$ft$,$ and a uniform live load of $2$ kip$/$ft$.$ Use the procedure in Section $5-3$ for the design of beam sections when the dimensions are unknown. Use

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