Lock and Dam No. 17
 Mississippi River Lock and Dam number 17 | |
| Location |
Jefferson Township & Port Louisa Township, Louisa County, Iowa / New Boston Township, Mercer County, Illinois, near New Boston, Illinois, USA |
|---|---|
| Coordinates | 41°11′27″N 91°03′37″W / 41.19083°N 91.06028°WCoordinates: 41°11′27″N 91°03′37″W / 41.19083°N 91.06028°W |
| Construction began | 1935 |
| Opening date | May 14, 1939 |
| Operator(s) | United States Army Corps of Engineers |
| Dam and spillways | |
| Impounds | Upper Mississippi River |
| Length | 1,121 feet (341.7 m) |
| Reservoir | |
| Creates | Pool 17 |
| Total capacity | 50,000 acre·ft (0.062 km3) |
| Catchment area | 99,600 sq mi (258,000 km2) |
|
Lock and Dam No. 17 Historic District | |
   | |
| Location | 173 Lock and Dam Rd., New Boston, Illinois |
| Area | 86.9 acres (35.2 ha) |
| Built | 1939 |
| Architectural style | Other, Moderne, Lock and Dam |
| MPS | Upper Mississippi River 9-Foot Navigation Project MPS |
| NRHP Reference # | 04000177[1] |
| Added to NRHP | March 10, 2004 |
Lock and Dam No. 17 is a lock and dam located near New Boston, Illinois on the Upper Mississippi River near river mile 437. Its main lock is 110 feet (33.5 m) wide and 600 feet (182.9 m) long with its bottom at an elevation of 518 feet (157.9 m). Normal pool elevation behind the dam is 536 feet (163.4 m). The movable portion of the dam is 1,121 feet (341.7 m) long and consists of 3 roller gates and 8 tainter gates.[2] In 2004, the facility was listed in the National Register of Historic Places as Lock and Dam No. 17 Historic District, #04000177 covering 869 acres (3.5 km2), 1 building, 3 structures and 2 objects.
See also
References
- ↑ National Park Service (2010-07-09). "National Register Information System". National Register of Historic Places. National Park Service.
- ↑ "Lock & Dam 17" (PDF). U.S. Army Corps of Engineers. Retrieved January 5, 2014.
External links
- Historic American Engineering Record (HAER) No. IL-28, "Mississippi River 9-Foot Channel Project, Lock & Dam No. 17, Upper Mississippi River, New Boston, Mercer County, IL"
- Lock 17
| Locks and dams of the Upper Mississippi River | ||
|---|---|---|
| Upstream: Lock and Dam No. 16 |
Downstream: Lock and Dam No. 18 | |
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