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Video by George Stringham
Miter gate removed at Upper Mississippi Lock and Dam 2
U.S. Army Corps of Engineers, St. Paul District
July 20, 2021 | 1:18
Facebook Live video of the removal of one of the two upstream miter gates at Lock and Dam 2 near Hastings, Minn., July 20, 2021. Lock and Dam 2’s miter gates are original from the 1940s. Over time, the gates have been damaged and distressed, which has led to serviceability and safety issues. The new upstream gates are 27 feet tall and weigh 256,000 pounds, while the downstream gates are 30 feet tall and weigh 266,000 pounds. The new gates will increase navigational longevity and operational readiness in support of the economically significant navigation infrastructure.
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