Question: Did You Know that the Francis Scott Key Bridge in Baltimore is the Third Longest Continuous Truss Bridge in the World?
It’s true! The Francis Scott Key Bridge, also known as the Outer Harbor Bridge or simply the Key Bridge, is a Steel Arch-Shaped Continuous Truss Bridge spanning the Patapsco River in Baltimore, Maryland. The main span of 1,200 feet is the third largest span of any continuous truss in the world. The span, which opened in March 1977, carries an estimated 11.5 million vehicles annually.
Source: National Steel Bridge Alliance