A swing bridge, also known as a pivot bridge or turn bridge, is a low movable bridge that can span long distances. Its primary structural support is often located near the center of gravity along a ...

Cable-stayed bridges may look similar to suspensions bridges—both have roadways that hang from cables and both have towers. But the two bridges support the load of the roadway in very different ways.

According to the American Road and Transportation Builders Association, there are 171.5 million crossings per day on over 45,000 structurally deficient U.S. bridges—a significant number of which have ...