There are numerous types of bridges, including arch bridges, beam bridges, truss bridges, cantilever bridges and suspension bridges. There are a few other types of bridges as well, but they typically can be listed under ... More »

There are a number of construction methods used when building bridges but, in general, the central road or path is lowered into place using cranes or rolled across the expanse using cantilevers after the supporting struc... More »

A truss bridge is the strongest kind of bridge. It combines materials in a simple and efficient way that reduces and spreads out loads over a large area. They flex less than other kinds of bridges and provide greater sta... More »

The pros of arch bridges include their strength and flexibility, while the cons of such bridges include their short length. Arch bridges may be built from natural or manmade materials. More »

One of the most famous beam bridges in the United States is the Manchac Swamp Bridge in Louisiana. It cost approximately $7 million to complete each mile of the bridge, according to USA Today. More »

Lake Pontchartrain Causeway is one of the most famous beam bridges in the world. It is the longest continuous over-water bridge on Earth. "The Causeway," as it is often referred to, is 23.83 miles in length. More »

Beam bridges disperse the weight of traffic and the weight of the beam itself by utilizing strong pillars for supports on each end. Adding additional supports along the length of the beam increases the strength of the br... More »