Introduction A Pratt truss bridge stands as a testament to efficient engineering, combining strength, economy, and elegance. Designed in the mid-19th century by Thomas and Caleb Pratt, the Pratt truss is easily recognized by its diagonal members sloping towards the center of the span and vertica

The Pratt truss bridge is a significant innovation in civil engineering, known for its efficiency, strength, and adaptability. Invented by Thomas and Caleb Pratt in 1844, this design has become a staple in bridge construction, particularly for spans up to 250 feet. The Pratt truss is characterized