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PONTCHARTRAIN CAUSEWAY BRIDGE - UNITED STATES
The Causeway bridge New Orleans, Louisiana spanned Lake Pontchartrain to connect
New Orleans to the mostly rural, sparsely populated St. Tammany Parish.
The first span was built in 1955 - 1956 and opened August 30, 1956.
The second span was built in 1967 - 1969 and opened May 10, 1969.
The northbound span extends 23.87 miles and the southbound 23.86 miles.
The Causeway is the longest overwater highway bridge in the world.
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