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North America Bridges and Tunnels - Roads & Highways Services Directory

• Historic Bridges of Michigan
  Our nmission to provide to the public photos, information, and maps for historic bridges, especially metal truss bridges, in an attempt to share with others their beauty and history, while at the same time revealing the frequent demolition of histori ...
  http://www.historicbridges.org/

• North American Cable Stay Bridge
  Bridge building has had two time periods that can be looked at as golden ages. The first is in the late 19th century as the explosive growth of the railroads resulted in building a large number of big metal monsters to cross the untamed rivers of bot ...
  http://www.johnweeks.com/cablestay/

• The Niagara Falls Bridge Commission
  The Niagara Falls Bridge Commission encompasses three historic bridges the Rainbow Bridge, LewistonQueenston Bridge and the Whirlpool Bridge. These bridges serve as international crossings between the United States and Canada. Approximately twelve ...
  http://www.niagarafallsbridges.com/

• The Thousand Islands Bridge Authority
  THE THOUSAND ISLANDS BRIDGE SYSTEM extends from Collins Landing near Alexandria Bay, New York to Ivy Lea near Gananoque, Ontario covering a distance of 8.5 miles and provides direct connection between US Interstate Rt. 81 and Canada Highway 401. The ...
  http://www.tibridge.com/wp/