5.5-5 The beam shown in Figure P5.5-5 is a two-span beam with a pin (hinge) in the cen- ter of the left span, making the beam statically determinate. There is continuous lat- eral support. The concentrated loads are service live loads. Determine whether a W12 × 79 of A992 steel is adequate. a. Use LRFD. b. Use ASD. 10 64 64 14141 hinge -28'- 4'1 -28- -28'- FIGURE P5.5-5