2. For the beam and loading shown below, a) Draw the shear and bending moment diagrams, b) Determine the maximum absolute values of the shear and bending moment. (Ans: Ax = 0, Ay = 6 kips ↓, By = 54 kips ↑ IVmaxl = 30 kips, Mmaxl = 90 kip ft) A 3 kips/ft. ▬▬▬▬▬▬ 6 ft. B 30 kips 3 ft.

Problem # 2 A W18×50 steel wide flange section is simply supported and is subjected to the loads shown. Assume the beam is restrained laterally. Assume the uniform load includes self-weight. 250 lb/ft 20 kips A В 20 ft. a) Draw load, shear and moment diagrams for the beam considering all loads. b) Calculate the shear stress at the location of maximum shear using the average web shear approach. c) Calculate the maximum bending stress. d) Calculate the maximum normal stress. e) Calculate the maximum/minimum combined stresses f) Calculate the maximum vertical deflection of the beam (considering only the vertical load) g) Calculate the total horizontal compression of the beam (considering only the axial load)

3. The simply-supported beam shown below has the cross-sectional area shown in on the right. Draw shear and moment diagrams. Determine the max bending stress and max transverse shear in the beam. 6 m a) b) Tmax-bending= Tmax-transverse = 5kN/m 20 mm N 20 mm MPa MPa B 20 mm- C 250 mm 150 mm 150 mm D A

given... r=1000lb, Ay=668.67lb, By=333.33lb, d=3.333ft