A huge shipping vessel that collided with a major bridge in Baltimore has left numerous people ... That is in part because it ...

long and spanned the Patapsco River and Baltimore harbour. The river flows out into Chesapeake Bay, the largest estuary in the US. It is described as a continuous truss bridge, and its main span ...

Baltimore's Key Bridge, built in the 1970s, was a truss-style bridge. Trusses are usually triangular structures that interlock and support the bridge. They were among the most common types of long ...