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The Chesapeake Bay Bridge–Tunnel (CBBT, officially the Lucius J. Kellam Jr. Bridge–Tunnel) is a 17.6-mile (28.3 km) bridge–tunnel that crosses the mouth of the Chesapeake Bay between Delmarva and Hampton Roads in the U.S. state of Virginia. It opened in 1964, replacing ferries that had operated since the 1930s.
Bridge–tunnel Completion Country Location Body/ies of water Notes Hampton Roads Bridge–Tunnel: 1957/1976 United States Norfolk and Hampton, Virginia Hampton Roads: Chesapeake Bay Bridge–Tunnel: 1964/1999/2030s United States Virginia Beach and Northampton County, Virginia Chesapeake Bay: Louis-Hippolyte Lafontaine Bridge–Tunnel: 1967 Canada
Blount Tunnel, a rail tunnel near Blount Springs. [3] Brocks Gap Tunnel, a 900-foot-long (270 m) CSX rail tunnel in Hoover near Birmingham, under Shades Mountain. [4] Cooks Springs Tunnel, a Norfolk Southern rail tunnel near Cooks Springs, on the main line between Birmingham and Anniston. [5] Coosa Tunnel a rail tunnel on an active Norfolk ...
The Washburn Tunnel is a two-lane underwater motor-vehicle tunnel connecting Galena Park and Pasadena, two suburbs of Houston, Texas. Completed in 1950, it travels north-south underneath the Houston Ship Channel. It was named after Harris County, Texas Auditor Harry L. Washburn. It is the largest and first toll-free vehicular tunnel in the ...
The Gov. William Preston Lane Jr. Memorial Bridge (informally called the Chesapeake Bay Bridge and, locally, the Bay Bridge) is a major dual-span bridge in the U.S. state of Maryland. Spanning the Chesapeake Bay , it connects the state's rural Eastern Shore region with its urban and suburban Western Shore, running between Stevensville and Sandy ...
The Port of Miami Tunnel (also State Road 887) is a 4,200-foot (1,300 m) [3] bored, undersea tunnel in Miami, Florida.It consists of two parallel tunnels (one in each direction) that travel beneath Biscayne Bay, connecting the MacArthur Causeway on Watson Island with PortMiami on Dodge Island.
In 1975, plans were changed to a tunnel after it was determined that a bridge would hurt Fort McHenry's status as a national monument. The state of Maryland originally intended to build the tunnel with a reinforced concrete box design , but plans were changed in February 1976 to use a steel tubular design after a dispute with the Federal ...
An underwater tunnel is a tunnel which is partly or wholly constructed under the sea or a river. They are often used where building a bridge or operating a ferry link is unviable, or to provide competition or relief for existing bridges or ferry links. [ 1 ]