A towboat with barges locks through the landside chamber at Montgomery Locks and Dam on the Ohio River in Monaca, Pennsylvania, Aug. 20, 2025. While riverside chamber upgrades begin with construction teams using an excavator with a hydraulic breaker and a drilling rig to remove the upstream and downstream guide walls.
Standard playback and slow-motion footage of the downstream guide wall implosion on Aug. 1, 2025, is included.
The Upper Ohio Navigation Project is part of the National Economic Development (NED) plan for improving the upper Ohio River navigation system, specifically the Emsworth, Dashields and Montgomery locks and dams. The project involves replacing the auxiliary chamber at Montgomery Locks and Dam, measuring 56 feet...
The preparation at Montgomery Locks and Dam is exactly where the U.S. Army Corps of Engineers Pittsburgh District (USACE) expect it to be at this juncture of the project as contractors advance with the construction of a new lock chamber at the facility, a significant part of the Upper Ohio Navigation Project.
