U.S. Army Corps of Engineers Command Sgt. Maj. Douglas Galick presents Alec Bissell, civil engineer in the Eastern Tennessee Resident Office, with a coin recognizing excellence during a visit Feb. 12, 2025, to the K-25 Viewing Platform Building construction site in Oak Ridge, Tennessee. The Nashville District is managing construction for the U.S. Department of Energy’s Oak Ridge Office of Environmental Management. The building will provide a historic lookout over the footprint of where the K-25 Building once stood, and the Oak Ridge Diffusion Plant produced uranium during World War II as part of the Manhattan Project. (USACE Photo by Lee Roberts)