A simply supported beam spans 30 ft. and carries a uniformly distributed dead load of 3.5 kip/ft,excluding the beam self-weight. Also, in addition, a concentrated dead load of 15 kips and a concentrated live load of 25kips, both act at the center of a 30 ft span.Select the lightest-weight W-Shape to carry the load(A992 steel). Use LRFD method.
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