Jaremee Costlow, a U.S. Army Corps of Engineers shift leader, coordinates navigation of a barge, which is locking through at Montgomery Locks and Dam in Monaca, Pennsylvania, Oct. 25, 2023. The lock averages about 300 commercial lockages every month, with another 150 lockages of pleasure craft during the busy summer months. The U.S. Army Corps of Engineers Pittsburgh District operates the Montgomery Locks and Dam on the Ohio River. (U.S. Army Corps of Engineers photo by Charles Delano)

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Photo by: Charles Delano |  VIRIN: 231025-A-PA223-1009.JPG