A single simply-supported span is loaded according to AASHTO LFD's live load specifications using influence lines.
Model Setup
This model consists of a single 200-foot span divided into 10 members of equal length. The left end at (0,0,0) is fully supported in translation and left free in rotation. The right end at (200,0,0) is supported in z-translation only. Universal Restraints are used to support all joints in y-translation and x- and z-rotation, reducing the model to two dimensions in the X-Z plane.
