Extracted text: PROBLEM 1: a. Draw the influence lines for the vertical reactions at supports B, D, and G and the reaction moment at support G of the beam shown b. Determine the maximum positive and negative shears and the maximum positive and negative bending moments at point E due to a concentrated live load of 160 kN, a uniformly distributed live load of 28 kN/m, and a uniformly distributed dead load of 14 kN/m. B D E F Hinge IG Hinge -3 m 2 m 2 in -2 m