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The Iowa River is a tributary of the Mississippi River in the state of Iowa in the United States. It is about 323 miles (520 km) long [ 3 ] and is open to small river craft to Iowa City , about 65 miles (105 km) from its mouth.
HAER No. IL-33, "Upper Mississippi River 9-Foot Channel Project, Lock & Dam 27, Granite City, Madison County, IL", 92 photos, 10 data pages, 7 photo caption pages HAER No. MO-34, " Upper Mississippi River Nine-Foot Channel Project, Lock & Dam Complex No. 20, Canton, Lewis County, MO ", 33 photos, 18 data pages, 2 photo caption pages
The uppermost lock and dam on the Upper Mississippi River is the Upper St. Anthony Falls Lock and Dam in Minneapolis. Above the dam, the river's elevation is 799 feet (244 m). Below the dam, the river's elevation is 750 feet (230 m). This 49-foot (15 m) drop is the largest of all the Mississippi River locks and dams.
Lock and Dam No. 14 is a lock and dam located near LeClaire, Iowa on the Upper Mississippi River above Davenport, Iowa and Moline, Illinois. The movable portion of the dam is 1,343 feet (409.3 m) long and consists of 13 tainter gates and 4 roller gates. Connected to it is a 1,127 feet (343.5 m) long non-submersible rock fill dike which extends ...
North River: Right 132 ... Upper Iowa River: Right 251 20 m 3 /s New Albin, IA: Mower County, MN ... Map of Mississippi River Basin
List of crossings of the Upper Mississippi River – crossings north of the Ohio River List of crossings of the Lower Mississippi River – crossings south of the Ohio River This article includes a geography-related list of lists .
Lock and Dam No. 15 is a lock and dam located on the Upper Mississippi River.It spans the river between Rock Island, Illinois and Davenport, Iowa.Lock and Dam 15 is the largest roller dam in the world, its dam is 1,203 feet (366.7 m) long and consists of nine 109 feet (33.2 m) non-submersible, non-overflow roller gates and two 109 feet (33.2 m) non-submersible overflow roller gates.
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.