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Lock and Dam No. 12 : ウィキペディア英語版 | Lock and Dam No. 12
}} 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 long, consisting of seven tainter gates and three roller gates. It connects to a foot storage yard and continues toward the Illinois shore with a non-submersible dike, a submersible dike and a non-submersible dike. The non-submersible sections are separated from the submersible section with two transitional dikes. The main lock is wide by long. There is also an incomplete auxiliary lock.〔(【引用サイトリンク】url=http://www.mvr.usace.army.mil/Portals/48/docs/CC/FactSheets/Miss/LockandDam12.pdf )〕 In 2004, the facility was listed in the National Register of Historic Places as Lock and Dam No. 12 Historic District, #04000172 covering , 1 building, 3 structures, and 4 objects. ==See also==
*Savanna Army Depot, adjoining the facility on the Illinois side.
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