Lock and Dam No. 11
| Lock and Dam No. 11 | |
|---|---|
 Lock and Dam #11 as seen from Eagle Point Park in Dubuque, Iowa | |
| Official name | General Zebulon Pike Lock and Dam No. 11 |
| Location | Dubuque, Iowa / Jamestown, Grant County, Wisconsin |
| Coordinates | 42°32′25″N 90°38′39″W / 42.540278°N 90.644167°WCoordinates: 42°32′25″N 90°38′39″W / 42.540278°N 90.644167°W |
| Construction began | 1934 |
| Opening date | 14 September 1937 |
| Operator(s) | United States Army Corps of Engineers |
| Dam and spillways | |
| Impounds | Upper Mississippi River |
| Length | 1,478 ft (450 m) |
| Reservoir | |
| Creates | Pool 11 |
| Total capacity | 170,000 acre·ft (0.21 km3) |
| Catchment area |
81,600 sq mi (211,000 km2) |
|
Lock and Dam No. 11 Historic District | |
   | |
| Location | 11 Lime St., Dubuque, Iowa |
| Area | 114.2 acres (46.22 ha) |
| Built | 1937 |
| Architect | Abbott, Edwin E.; multiple |
| Architectural style | lock and dam |
| MPS | Upper Mississippi River 9-Foot Navigation Project MPS |
| NRHP Reference # | 04000171[1] |
| Added to NRHP | March 10, 2004 |
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 14 September 1937.
Description
The movable portion of the dam is 1,478 feet (450.5 m) long and consists of 13 tainter gates and three roller gates. The non-movable part is a 3,340 feet (1,018.0 m) long non-overflow earthen dam that connects to the Wisconsin shore.
The main lock is 110 feet (33.5 m) wide by 600 feet (182.9 m) long. There is also an incomplete auxiliary lock.[2]
The lock and dam are listed on the National Register of Historic Places.[1]
Gallery
| Lock and dam #11 | ||||||
|---|---|---|---|---|---|---|
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See also
- Mississippi River locks
- Eagle Point Bridge
- Sinnipee, Wisconsin
- Public Works Administration dams dist
References
- 1 2 National Park Service (2009-03-13). "National Register Information System". National Register of Historic Places. National Park Service.
- ↑ "Lock & Dam 11" (PDF). U.S. Army Corps of Engineers. Retrieved January 5, 2014.
External links
- USGS.gov: Reach 1, Pool 11
- USACE Civil Works Digital Project Notebook
- Survey number HAER IA-23 - Mississippi River 9-Foot Channel Project, Lock & Dam No. 11, Upper Mississippi River, Dubuque, Dubuque County, IA
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Wikimedia Commons has media related to Lock and Dam No. 11 (Upper Mississippi River). |
| Locks and dams of the Upper Mississippi River | ||
|---|---|---|
| Upstream: Lock and Dam No. 10 |
Downstream: Lock and Dam No. 12 | |
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