About Lock and Dam No. 12

Industrial Facilities, Dams, Historical Places, Historic, Interesting Places, Historic Districts

Lock and Dam No. 12 is a lock and dam located on the Upper Mississippi River at Bellevue, Iowa, United States. The movable portion of the dam starts at the locks adjacent to the Iowa shore and is 849 feet (258.8 m) long, consisting of seven tainter gates and three roller gates. It connects to a 200-foot (61.0 m) storage yard and continues toward the Illinois shore with a 2,750-foot (838.2 m) non-submersible dike, a 1,200-foot (365.8 m) submersible dike and a 3,130-foot (954.0 m) non-submersible dike. The non-submersible sections are separated from the submersible section with two 120-foot (36.6 m) transitional dikes. The main lock is 110 feet (33.5 m) wide by 600 feet (182.9 m) long. There is also an incomplete auxiliary lock. In 2004, the facility was listed in the National Register of Historic Places as Lock and Dam No. 12 Historic District, #04000172 covering 1,017 acres (4.1 km2), 1 building, 3 structures, and 4 objects.

Source From: Wikipedia
North Riverview Drive, Jackson County, Iowa, United States of America, 52031

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