U.S. Central Command Video Gallery

Video by Melanie Peterson
Corps of Engineers replaces 92-year-old miter gates at Lock and Dam 7
U.S. Army Corps of Engineers, St. Paul District
July 29, 2025 | 2:06
The U.S. Army Corps of Engineers, St. Paul District, with the help of the Rock Island District, recently replaced all four miter gates at Lock and Dam 7, near La Crescent, Minnesota. Listen to Mike Holzer, civil engineer; Aaron Pieplow, operations safety manager; and James Cook, project manager, talk about the importance of replacing the gates and the importance of maintaining navigation on the Mississippi River.
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