A steel bridge is a type of bridge that uses steel as its primary material for construction. Known for their strength, durability, and versatility, steel bridges have become a popular choice for spanning large distances and supporting heavy loads. This article will explore the definition of a steel bridge, its various types, how it works structurally, and the advantages it offers over other bridge materials. Additionally, we will discuss the construction process, maintenance requirements, and the role of steel bridges in modern infrastructure.