Tags: Dam.

Lock and Dam No. 12 is a lock and dam located on the Upper Mississippi River at Bellevue Iowa United States. The movable portion of the dam starts at the locks adjacent to the Iowa shore and is 849 feet (258.8 m) long consisting of seven tainter gates and three roller gates.

Mississippi_River_Lock_and_Dam_number_12.jpg
length (km)
2550.87
building start year
1934-01-01T00:00:00+02:00
location
Jo Daviess County Illinois, Bellevue Iowa, Hanover Township Jo Daviess County Illinois, United States
opening date
1939-05-13
opening year
1939-01-01T00:00:00+02:00
operator
United States Army Corps of Engineers
river
Upper Mississippi River
latitude
42.2614
longitude
-90.4201

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