Projects & Studies
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Flood Risk Management Continuing Authority, Red River of the North: Wahpeton, N.D.
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Integrated Watershed Study: Minnesota River Basin in Minnesota, South Dakota, North Dakota and Iowa
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Lower St. Anthony Falls Rapids Restoration, Mississippi River, Minneapolis, Minn.
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Mississippi Headwaters Reservoirs Project Sites
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Mississippi Place, Mississippi River, St. Paul, Minn.
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Mississippi River Recreation and Environmental Stewardship, Eau Galle Dam
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Reconnaissance Study: Minnesota River Basin in MN, SD, IA and ND
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Recreational Boating Study of the Mississippi River, Pools 4 to 9, Summer 2003
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River Resource Values and Expectation
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Western Flood Control Sites - Minnesota: Lake Traverse, Orwell Lake, Hwy 75 - Bigstone, Lac qui Parle
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Western Flood Control Sites – North Dakota: Lake Ashtabula, Homme Lake Souris River
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Lock and Dam 9
Overview
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Located on Mississippi River mile 647.9 near Lynxville, Wis.Constructed and placed in operation in July 1937. Site is undergoing major rehabilitation which began in 1989 and is scheduled for completion in 2006.Dam consists of concrete structure 811 feet long with five roller gates and eight tainter gates. Earth embankment 9,800 feet long with a grouted overflow spillway 1,350 feet long.
Lock is 110 feet wide by 600 feet long.
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Current year hydrological data
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Information such as pool elevation, tailwater elevation and discharge.
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Recreational Opportunities
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Site has public observation platform and restrooms open from dawn to dusk from April to November.
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For more information
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Darrel Oldenburg
Telephone: (608) 874-4311
Mailing Address:
U.S. Army Corps of Engineers
RR1 Box 119 Lynxville, WI 54626-8793
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[Printable Copy]
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