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Ford Dam, officially known as Lock and Dam No. 1, is on the Upper Mississippi River and is located between Minneapolis and Saint Paul, Minnesota just north of the confluence of the Mississippi with the Minnesota River at Mississippi River mile 847.9, in Minneapolis.
HAER No. IL-27, "Mississippi River 9-Foot Channel Project, Lock & Dam No. 15, Rock Island, Rock Island County, IL", 52 photos, 16 data pages, 4 photo caption pages HAER No. IL-28, " Mississippi River 9-Foot Channel Project, Lock & Dam No. 17, New Boston, Mercer County, IL ", 78 photos, 14 data pages, 5 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.
The Army Corps operates 29 locks and dams on the upper Mississippi River, from Minneapolis to Granite City, Illinois, north of St. Louis. The lower Mississippi does not need locks and dams because ...
The Upper Mississippi River is the portion of the Mississippi River upstream of St. Louis, Missouri, United States, [1] a city at the confluence of its main tributary, the Missouri River. [ citation needed ] Historically, it may refer to the area above the Arkansas Post , above the confluence of Ohio River , or above Cape Girardeau .
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The nearly 8100 major dams in the United States in 2006. The National Inventory of Dams defines a major dam as being 50 feet (15 m) tall with a storage capacity of at least 5,000 acre-feet (6,200,000 m 3), or of any height with a storage capacity of 25,000 acre-feet (31,000,000 m 3).
This facility offers visitors a view of the barges and boats locking through on the widest pool in the Upper Mississippi River. The movable portion of the dam is 1,066 feet (324.9 m) long and consists of ten tainter gates and three roller gates. The non-movable portion of the dam continues toward the Iowa shore with a 200 feet (61.0 m) storage ...