U.S. Army Corps of Engineers Nashville District Commander Lt. Col. Robert Green (right) presents his commander’s coin to Mark Rampage, a signalman and spotter from Thalle Construction, for his commitment to safety practices at a ceremony at Kentucky Lock, in Grand Rivers, Kentucky, July 30, 2024. The ceremony celebrated reaching one-million man-hours of work on the Kentucky Lock without a lost time incident. (USACE Photo by Michael Davis)