Answer to Question #236127 in Civil and Environmental Engineering for Asad Sulehri

Question

22. What are the shortcomings of grillage analysis which is commonly used in structural analysis of bridges?

Answer 1

Grillage analysis suffers from the subsequent shortcomings:

(i). For rough mesh, torques might not be unidentifiable in orthogonal orders. Likewise, rotations might vary by orthogonal orders.

(ii). Moment in every beam is relative to its curvature solitary.