The beam supports a single live load of 2,500 lb. Determine…

The beam supports a single live load of 2,500 lb. Determine the maximum positive moment that can be developed at point B. Assume the support at A is a pin and C is a roller. The influence lines for VB and MB are shown, along with the peak values of the influence lines.

Using the slope-deflection equations below, determine the be…

Using the slope-deflection equations below, determine the beam slope at C. Let P1 = 12 kips, P2 = 11 kips, L1 = 20 ft, L2 = 10 ft, and L3 = 15 ft. Assume EI = constant.MAC = EIθC / 15 + 26.67MCA = EIθC / 7.5 + –53.33MCE = EIθC / 7.5 + 41.25MEC = EIθC / 15 + –41.25