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The Locks and Dams 52 and 53 Replacement Project, better known as the Olmsted Locks and Dam Project makes use of the innovative in-the-wet construction. When a dam is constructed on a small river, engineers usually create a cofferdam (or an enclosure) within a river and drain the water out of it to facilitate construction. However, building ...
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Olmsted Lock and Dam, completed in 2018, was built to replace lock and dam 52 and nearby lock and dam 53. [4] According to the New York Times, the Olmsted project was scheduled to have been completed in 1998 (although the locks should have been replaced in 1988, since locks have an expected lifespan of approximately 50 years).
Lock and Dam 53 was the 20th lock and dam upstream from the confluence of the Ohio River and the Mississippi River. It was located 962 miles downstream from Pittsburgh . Lock and Dam 53 had two locks for commercial barge traffic, one that was 1,200 feet long by 110 feet wide, the other 600 feet long by 110 feet wide.
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