Lock and Dam No. 14

Lock and Dam No. 14 is a lock and dam located near LeClaire, Iowa on the Upper Mississippi River above Davenport, Iowa and Moline, Illinois. The movable portion of the dam is 1,343 feet (409.3 m) long and consists of 13 tainter gates and 4 roller gates. Connected to it is a 1,127 feet (343.5 m) long non-submersible rock fill dike which extends to the Illinois side. The main lock is 110 feet (33.5 m) wide by 600 feet (182.9 m) long. The site on the National Register of Historic Places as the Lock and Dam No. 14 Historic District (#04000174) listed in 2004 consisting of 3,043 acres (12.3 km2), 1 building, 6 structures, and 2 objects. It was completed in two phases, the first as part of the six foot channel project from 1921 to 1924, which included a lock and canal bypassing a hazardous rapids. The second phase was part of the nine foot channel project from 1935 to 1939 and included the main dam and the current main lock.

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