On many construction projects, large cranes such as those shown are used. The sum of the moments of the loads and the counterweights about the base of a crane must be adjusted so that the couple of the reaction at the base does not cause failure of the tower.
In this chapter, you will learn:
4.1
Introduction
4.2
Free-Body Diagram
Equilibrium in Two Dimensions
4.3
Reactions at Supports and Connections for a Two-Dimensional Structure
