This comprehensive article explores the key differences between Bailey bridges and beam bridges, covering their design, construction methods, applications, advantages, and historical significance. It provides insights into when and why each bridge type is chosen, concludes with a detailed comparison, and answers five frequently asked questions to deepen understanding.

Bridges are essential structures that allow us to cross obstacles such as rivers, valleys, and roads. Among the various types of bridges, **beam bridges** and **truss bridges** are two of the most common and fundamental designs. Although they may appear similar at first glance, they differ signific