American Bridge Company

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  • Michael D. Flowers, CEO
  • Robert Yahng, Chairman

American Bridge Company, abbreviated as AB, is a privately owned construction company with headquarters in the United States, which is now dedicated to the construction of bridges and hydraulic structures. The headquarters is located in Coraopolis, Pennsylvania, a suburb of Pittsburgh.

History

The American Bridge Company went from one led by JP Morgan merger of 28 construction companies show. The Company was incorporated shortly after its founding in 1901 in the built-up also by Morgan Group U.S. Steel. Thus, the foundation was created, that the steel of the mother house was used for large infrastructure projects such as bridges, buildings and military installations. American Bridge Company was instrumental in the railway construction in the United States, Venezuela, Kenya, Brazil, Norway, Korea, Panama, Peru, Mexico, Japan, Colombia, Guatemala and the Philippines. Alone for the construction of the New York City Subway provided the American Bridge Company 1913-1931 in total 607,000 tons of steel parts.

During the Second World War, the American Bridge Company built 119 tank landing ships, as well as parts for 12 aircraft carriers. In addition, the company produced steel for aircraft and defense systems.

In the postwar years, the American Bridge Company was involved in the construction of the Kennedy Space Center and the equipment for the deployment of intercontinental ballistic missiles. Other major projects were the Trans - Alaska Pipeline, as well as the water supply of Los Angeles.

1987, U.S. Steel sold the company to private investors, which mainly focused on the construction of the steel skeletons of skyscrapers. In 1989 the company was taken over by the present owners, who had a rough start because the market had collapsed late 80s for office towers. Sales reached temporarily collapsed only $ 30 million. After several changes of the CEO, the company was able to stabilize in 1993. It is now focused mainly on the construction and renovation of bridges and expanded its activities in the hydraulic engineering from.

Representative projects

( Most of the projects were created in the United States. )

Bridges

  • Bayonne Bridge, New York City / New Jersey ( 1931)
  • Bay Bridge, San Francisco ( 1936)
  • Delaware Memorial Bridge, Suspension Bridge over the Delaware River, New Jersey / Delaware ( 1951)
  • Wards Iceland Bridge, pedestrian hub bridge over the Harlem River, New York City ( 1951)
  • Tappan Zee Bridge, Cantilever Bridge, New York (State) (1955 )
  • Mackinac Bridge, Suspension Bridge in Michigan ( 1957)
  • Verrazano -Narrows Bridge, Suspension Bridge, New York ( 1964)
  • Ponte 25 de Abril, Lisbon, Portugal ( 1966)
  • Puente de Angostura, Ciudad Bolívar, Venezuela ( 1967)
  • Astoria- Megler Bridge, Oregon / Washington ( 1966)
  • Chesapeake Bay Bridge-Tunnel, Virginia ( 1964)
  • Sunshine Skyway Bridge, Cable-Stayed Bridge, Tampa Bay, Florida ( 1986)
  • MacArthur Causeway, Miami, Florida ( 1997)
  • Mike O'Callaghan - Pat Tillman Memorial Bridge ( Hoover Dam Bypass ), Nevada / Arizona ( 2010)

Skyscraper

Steel skeletons of skyscrapers following:

  • Woolworth Building, New York City ( 1913)
  • Chrysler Building, New York City ( 1930)
  • Empire State Building, New York City ( 1931)
  • Rockefeller Center, New York City ( 1939)
  • UN Headquarters, New York City ( 1951)
  • John Hancock Center, Chicago ( 1969)
  • Willis Tower, Chicago (1974 )

Military ships

During the Second World War:

  • Tank landing ships LST ( 119 pieces, 1941)
  • Parts for twelve aircraft carrier

Other large buildings

  • Panama Canal (1914 )
  • Launchers for ICBMs (from 1959)
  • Kennedy Space Center, Spaceport, Florida ( 1968)
  • Trans-Alaska Pipeline ( 1977)

Other structures

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