The
American Bridge Company is a
civil engineering firm that specializes in building and renovating
bridges and other large civil engineering projects. Founded in 1900, the company is headquartered in
Coraopolis, Pennsylvania, a suburb of
Pittsburgh. The firm has built many bridges in the U.S. and elsewhere; the
Historic American Engineering Record notes at least 81. American Bridge has also built or helped build the
Willis Tower, the
Empire State Building, the
Chrysler Building, launch pads, resorts, and more. During
World War II, it produced
tank landing ships (LSTs) for the
United States Navy. Competitors include Walsh Group,
Flatiron Construction, and
Skanska USA. Related companies include American Bridge Holding Company and American Bridge Manufacturing Company, both also headquartered in Coraopolis.