Lock and Dam No. 13
| Lock and Dam No. 13 | |
|---|---|
|
|
| Basic data | |
| Places: |
Fulton , Illinois Clinton , Iowa |
| Geographical coordinates: | 41 ° 53 '53 " N , 90 ° 9' 21" W |
| Construction time: | 1935-1939 |
| Weir | |
| Type: |
Segment weir roller weir |
| Maximum storage height: | 2.70 m |
| Dam length (moving part): | 324.9 m |
| lock | |
| usable length: | 182.9 m |
| usable width: | 33.5 m |
Lock and Dam No. 13 ( Lock and Barrage No. 13 ) is one of 29 barrages that allow navigation on the Upper Mississippi . Erected between 1935 and 1939 by the United States Army Corps of Engineers , the combined structure is located between Fulton , Illinois and Clinton , Iowa . On March 10, 2004 the Lock and Dam No. 13 Historic District listed on the National Register of Historic Places .
Barrage
The barrage includes a stone dam on the Iowa side and a 324.9 m long adjustable part, which consists of a ten-part segment weir and three damming rollers .
The water level is nine feet (2.70 m). The purpose of the weir is not primarily to protect against flooding, but to damming the Mississippi for shipping.
lock
The lock is 182.9 m long and 33.5 m wide. Next to it is a second, but not completed, smaller lock chamber.
Individual evidence
- ↑ Entry in the National Register Information System . National Park Service , accessed May 17, 2016