Question: Design Project Size the members of the bridge shown in the accompanying figure for a case in which traffic is backed up with a total of four trucks equally spaced on the bridge. A typical truck has a payload weight of 64.000 lb and a cab weight of 8000 lb. As a starting point. you may use one cross section for all beam elements. You may also assume one cross section for all MISS members The roadbed weighs 1500 lb/ft and is supported by I-beams Use standard steel I-beam sizes. Design your own truss configuration. In your analysis, you may assume that the concrete column does not deflect significantly. Write a brief report discussing how you came up with the final design.
