Lock and Dam No. 11
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General Zebulon Pike Lock and Dam No. 11 is a lock and dam located between Dubuque, Iowa, and rural Grant County, Wisconsin, on the Upper Mississippi River.
It was opened to navigation September 14, 1937.
Description
The movable portion of the dam is Script error: No such module "convert". long and consists of 13 tainter gates and three roller gates. The non-movable part is a Script error: No such module "convert". long non-overflow earthen dam that connects to the Wisconsin shore.
The main lock is Script error: No such module "convert". wide by Script error: No such module "convert". long. There is also an incomplete auxiliary lock.[1]
The lock and dam are listed on the National Register of Historic Places.[2]
History
Construction the lock began in February 1934 while the dam was started to be built September 1935. They were completed August 1936 and May 1937 respectively. The system was put into operation on September 14, 1937.[3]
In December 2015, 200 coots died near the dam and O'Leary Lake.[4]
Gallery
- Lock and Dam No. 11
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Aerial view, with Eagle Point Bridge (1940)
See also
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- Upper Mississippi River National Wildlife and Fish Refuge
- Eagle Point Bridge
- Sinnipee, Wisconsin
- Public Works Administration dams dist
References
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External links
- Lock and Dam No. 11 - U.S. Army Corps of Engineers (Official site)
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- USGS.gov: Reach 1, Pool 11
- USACE Civil Works Digital Project Notebook
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- Pages with script errors
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- Mississippi River locks
- Dams in Wisconsin
- Dams on the Mississippi River
- Dams on the National Register of Historic Places in Iowa
- Gravity dams
- Roller dams
- Buildings and structures in Dubuque County, Iowa
- Buildings and structures in Grant County, Wisconsin
- Historic American Engineering Record in Iowa
- Historic American Engineering Record in Wisconsin
- Historic districts in Dubuque, Iowa
- Historic districts on the National Register of Historic Places in Iowa
- National Register of Historic Places in Dubuque, Iowa
- Transport infrastructure completed in 1937
- Transportation buildings and structures in Dubuque County, Iowa
- Driftless Area
- Mississippi Valley Division
- Dams on the National Register of Historic Places in Wisconsin
- Locks on the National Register of Historic Places in Wisconsin
- Locks on the National Register of Historic Places in Iowa
- 1937 establishments in Iowa
- 1937 establishments in Wisconsin