Lock and Dam No. 25

Infobox_Dam
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caption=Mississippi River Lock and Dam number 25
official_name=
crosses= Upper Mississippi River
reservoir=Pool 25
locale=Winfield, Missouri
maint= United States Army Corps of Engineers
length= convert|1296|ft|m|1
height=
width=
began=1935
open=May 18, 1939
closed=
reservoir_capacity=
reservoir_catchment=
reservoir_surface=18,000 acres
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coordinates= coord|39|00|17|N|90|41|11|W|region:US_type:landmark
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Lock and Dam No. 25 is a lock and dam located near Winfield, Missouri on the Upper Mississippi River around river mile 241.4. The movable portion of the dam is convert|1296|ft|m|1 long and consists of three roller gates and 14 tainter gates. A convert|2566|ft|m|1 submersible dike extends to the Illinois shore. A convert|5|mi|km|1 long dike is part of the facility extending upstream on the Missouri side of the river. The main lock is convert|110|ft|m|1 wide by convert|600|ft|m|1 long. In 2004, the facility was listed in the National Register of Historic Places as Lock and Dam No. 25 Historic District, #04000184 covering convert|3164|acre|km2|1 , 2 buildings, 7 structures, 2 objects.

External links

* [http://www.mvs.usace.army.mil/navigation1/l-d25.html USACE page]
* [http://www.umesc.usgs.gov/rivers/upper_mississippi/reach_2/pool_25/pool_25.html USGS Reach 2, Pool 25]
* [http://hdl.loc.gov/loc.pnp/hhh.mo1078 HAER - Upper Mississippi River Nine-Foot Channel Project, Lock & Dam No. 25, Cap au Gris, Lincoln County, MO]