The spreader beam AB is used to slowly lift the 3000-lb pipe that is centrally located
Chapter 15, Problem 15-6(choose chapter or problem)
The spreader beam AB is used to slowly lift the 3000-lb pipe that is centrally located on the straps at C and D. If the beam is a W12 x 45, determine if it can safely support the load. The allowable bending stress is u allow = 22 ksi and the allowable shear stress is Tallow = 12 ksi.
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