The Pratt truss bridge stands as a remarkable feat of engineering, distinguished by its efficient design and widespread utility. Invented in 1844 by Thomas and Caleb Pratt, this type of truss bridge has become a staple in bridge construction, particularly for spans up to 250 feet (76 meters)[10]. It

The Pratt truss bridge is one of the most recognized and widely used bridge designs in the world. Its unique structural characteristics allow it to efficiently handle various loads while maintaining stability and durability. This article will delve into the mechanics of how a Pratt truss bridge work