US Army Corps of Engineers
Pittsburgh District Website

Pittsburgh Locks Dams Independence Day
A boat departs Lock and Dam 2, Allegheny River, toward Pittsburgh, July 4, 2021. The Pittsburgh District locks and dams are open year-round, including on federal holidays, for recreational boaters to enjoy the city’s views and for commercial barges to navigate the waterways safely. (U.S. Army Corps of Engineers Pittsburgh District photo by Michel Sauret)

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Photo by: Michel Sauret |  VIRIN: 210704-A-TI382-0602.JPG