Solved Test on Building Structures I | ARCH 4075, Exams of Structures and Materials

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~ Building Structures 1 Test No March 20, 2013 NAME: , x Notes: ae Te 1. Write and sign “I have neither given nor received unauthorized assistance on this test”. 2. Do not separate the exam sheets and use them to answer the questions. Problem One (25 pts. (1) Find the um shear and moment for the following beam (no need to draw the shear force or bending moment diagrams). | ie = k/fe (TTT Tir teediesol (| 1i5ia” Ec tole”, 4 f + 4 Srp design roof {oad for the following police station located in downtown Raleigh, North MITTS RO STR Iso” | 20°00") Problem Three (50 pts. The following figure shows the floor framing plan of a steel building structure. The floor consists of metal deck with an average of 4 inch concrete. Assume 5 psf for the weight of electrical and mechanical systems, and 5 psf for the steel beams and girders weight. Weight of partitions is 20 psf. The floor live load is 50 pst. The total stair dead load is 20 psf and the stair live load is 100 psf. Unit weight of concrete is 150 pef. Compute and show the ultimate (factored) loading and the reactions for the beams B-1 and B-2. (e->