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This is a list of locks and dams of the Ohio River, which begins at the confluence of the Allegheny and Monongahela rivers at The Point in Pittsburgh, Pennsylvania and ends at the confluence of the Ohio River and the Mississippi River, in Cairo, Illinois . A map and diagram of U.S. Army Corps of Engineers operated locks and dams on the Ohio River.
The Allegheny River (/ ˌ æ l ɪ ˈ ɡ eɪ n i / AL-ig-AY-nee) is a 325-mile-long (523 km) headwater stream of the Ohio River that is located in western Pennsylvania and New York in the United States.
New Albany and Louisville. 1912. 38°16′57″N 85°48′05″W. / 38.28250°N 85.80139°W / 38.28250; -85.80139. McAlpine Locks and Dam (Only to Shippingport Island, not all the way across river) New Albany and Louisville. ( Falls of the Ohio) 1830. 38°16′41″N 85°47′25″W / .
The lock and dam existed from 1878 to 1922, designed by William Emery Merrill and the U.S. Army Corps of Engineers. The Davis Island Lock and Dam was the first dam that was constructed on the Ohio River. It officially opened on October 7, 1885, with a large dedication ceremony. The Davis Island Dam was the largest Chanoine dam built in the 19th ...
April 21, 2000. The Allegheny River Lock and Dam No. 4 in Harrison Township, Allegheny County, Pennsylvania, is a lock that was built 1920-1927, and opened in 1927, 24.2 miles upstream from the mouth of the river in Pittsburgh. [2] The lock and dam were built by the U.S. Army Corps of Engineers as a part of an extensive system of locks and dams ...
00000400 [1] Added to NRHP. April 21, 2000. Allegheny River Lock and Dam No. 6 is a historic lock and fixed-crest dam complex located at Bethel Township and South Buffalo Township in Armstrong County, Pennsylvania. [2] It was built between 1927 and 1928 by the United States Army Corps of Engineers, and consists of the lock, dam, esplanade ...
Allegheny River Lock and Dam No. 2. / 40.49000°N 79.91417°W / 40.49000; -79.91417. The Allegheny River Lock and Dam No. 2 (also known as the Highland Park Lock and Dam) in Pittsburgh, Pennsylvania is a lock and fixed-crest dam from 1932. [2] It crosses the Allegheny River between the Pittsburgh neighborhood of Highland Park and the ...
Emsworth Locks and Dam. / 40.5033; -80.0895. Emsworth Locks and Dam is a combination of locks and dam on the Ohio River located just downstream of Pittsburgh. The dam has two gated sections, one on each side of Neville Island. There are two locks, one for commercial barge traffic that is 600 feet long by 110 feet wide, and the recreational ...