Lockmaster Cory Richardson (Left) and Lock Operator Kenneth Hammock observe an approaching vessel working in the Chickamauga Lock control stand March 2, 2023. The team works to safeguard navigators at the active lock on the Tennessee River, which is very close to a U.S. Army Corps of Engineers Nashville District construction project to build a new 600-foot-long by 110-foot-wide lock. (USACE Photo by Lee Roberts)