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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
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.
The 46-foot (14 m) [2] Brown Bridge Dam [broken anchor], 56-foot (17 m) [3] Boardman Dam [broken anchor], and 34-foot (10 m) [4] Sabin Dam [broken anchor] were removed from the Boardman River in Michigan as part of the Boardman River Dams Ecosystem Restoration Project after their hydropower was decommissioned in 2005.
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A barge, a bulkhead and $3.3 million: How the Mississippi River's locks and dams stay in ship shape. Gannett. Madeline Heim, Milwaukee Journal Sentinel. February 5, 2024 at 6:05 AM.
Lock and Dam No. 16 is a lock and dam located near Muscatine, Iowa on the Upper Mississippi River around river mile 457.2. The movable portion of the dam is 1,315 feet (400.8 m) long and consists of 4 roller gates and 15 Tainter gates .
Rock Island is a city in and the county seat of Rock Island County, Illinois, United States. [2] The population was 37,108 at the 2020 census. [3] Located at the confluence of the Rock and Mississippi rivers, it is one of the Quad Cities along with neighboring Moline and East Moline in Illinois and the cities of Davenport and Bettendorf in Iowa.
Chain of Rocks Lock and Dam, also known as Locks No. 27, is a lock situated at the southern end of Chouteau Island near St. Louis, Missouri on the Upper Mississippi River.Its associated dam is just downstream of the Chain of Rocks Bridge, and the lock is located over 3 miles (4.8 km) southeast on the Chain of Rocks canal.