Lock guidewall void
St. Paul District engineers Jake Fall and Wade Carr and project manager Kim Warshaw use a remote camera to inspect a void in the upstream guidewall at Lock and Dam 8 near Genoa, Wis., Jan. 8, 2020. The team was on site reviewing progress of the tow rail rehabilitation project. The the tow rail is a vital piece of equipment which assists tows locking through lock and dams when traveling upriver.

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Photo by: George Stringham |  VIRIN: 200108-A-GX971-010.JPG