Lock and Dam No. 11

Infobox_Dam
dam_name=

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caption=Lock and Dam #11 as seen from Eagle Point Park in Dubuque, Iowa.
official_name=
crosses= Upper Mississippi River
reservoir=Pool 11
locale=Dubuque, Iowa
maint= United States Army Corps of Engineers
length= convert|1478|ft|m|1
height=
width=
began=1934
open=14 September, 1937
closed=
reservoir_capacity=
reservoir_catchment=
reservoir_surface=
coordinates= coord|42|32|25|N|90|38|39|W|region:US_type:landmark
extra=

General Zebulon Pike Lock and Dam No. 11 is a lock and dam located north of Dubuque, Iowa on the Upper Mississippi River. It was opened to navigation 14 September 1937. The movable portion of the dam is convert|1478|ft|m|1 long and consists of 13 tainter gates and three roller gates. The non-movable part is a convert|3340|ft|m|1 long non-overflow earthen dam that connects to the Wisconsin shore. The main lock is convert|110|ft|m|1 wide by convert|600|ft|m|1 long there is also an incomplete auxiliary lock.

ee also

*Eagle Point Bridge

External links

* [http://www.umesc.usgs.gov/rivers/upper_mississippi/reach_1/pool_11/pool_11.html USGS Reach 1, Pool 11]
* [http://crunch.tec.army.mil/dpn/webpages/DPNDetail.CFM?ID=1000 USACE Civil Works Digital Project Notebook]
* [http://hdl.loc.gov/loc.pnp/hhh.ia0181 Survey number HAER IA-23 - Mississippi River 9-Foot Channel Project, Lock & Dam No. 11, Upper Mississippi River, Dubuque, Dubuque County, IA]