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  • Miter gate installation begins at Chickamauga Lock

    CHATTANOOGA, Tenn. (April 18, 2025) – The U.S. Army Corps of Engineers Nashville District, in partnership with Shimmick Construction and Tennessee Valley Authority, recently began erecting massive miter gates for the Chickamauga Lock Replacement Project. This milestone brings the project closer to its goal of enabling both recreational vessels and commercial barges to pass through the new lock chamber, a critical step in modernizing regional infrastructure.

  • Congressman responsible for improving water resources infrastructure visits locks

    NASHVILLE, Tenn. (April 1, 2025) – Whether or not the Corps of Engineers constructs a brand-new navigation lock or operates and maintains one well into its designed lifespan, these critical infrastructure projects require significant appropriations and receive a great deal of Congressional interest and oversight.

  • USACE hosts prospective contractors for Chickamauga Lock home stretch

    The U.S. Army Corps of Engineers Nashville District hosted a pre-proposal site visit on March 4, providing potential contractors with a detailed look at the Chickamauga Lock Replacement Project prior to bidding on the final contract to complete the new lock.

  • Wilson Lock reopening now planned for June 2025

    The U.S. Army Corps of Engineers Nashville District has revised the timeline for completion of repairs to the main chamber of Wilson Lock near Florence, with reopening of the lock now estimated in June 2025.

  • USACE Chief of Engineers visits Chickamauga Lock Replacement Project

    Lt. Gen. William H. "Butch" Graham Jr., U.S. Army Corps of Engineers commanding general and 56th chief of engineers, visited the Chickamauga Lock Replacement Project Dec. 19 to meet with Nashville District leadership and staff, gain insight into the ongoing construction project, and observe operational processes firsthand.

  • Breaking barriers and building legacies: Cayce Grall’s role in the Chickamauga Lock Replacement

    The article highlights Cayce Grall’s journey from growing up near the Chickamauga Lock in Chattanooga to leading its replacement project as project manager-forward for the U.S. Army Corps of Engineers Nashville District. The new lock, replacing the aging 1939 structure, will modernize navigation and support the regional economy. As the first female quality assurance engineer on the project, Grall inspires others, especially young women, to pursue engineering careers. For Grall, this project is a personal legacy, combining her professional achievements with her deep ties to her hometown.

  • USACE announces plans for Wilson Lock main chamber repair

    The U.S. Army Corps of Engineers Nashville District and the Tennessee Valley Authority have released a timeline for planned repairs to the main chamber at Wilson Lock, which has been closed since Sep. 25, 2024.

  • Morrow named employee of the month for outstanding work at navigation locks

    LENOIR CITY, Tenn. (Oct. 18, 2024) – An equipment mechanic is being recognized as the U.S. Army Corps of Engineers Nashville District Employee of the Month for July 2024 for outstanding work supporting operations at Fort Loudoun and Melton Hill navigation locks.

  • Divers and remote technology assist with maintenance at Wilson Lock

    The U.S. Army Corps of Engineers Nashville District is taking steps to address critical maintenance concerns at Wilson Lock on the Tennessee River, where divers and remotely-operated technology are working together to inspect the main chamber gates. On Oct. 9, 2024, a dive support team, assisted by specialists from the USACE Engineer Research and Development Center, conducted a detailed inspection following the discovery of cracks on both the land and river side gates, which prompted the closure of the main chamber.

  • Wilson Lock main chamber closed until further notice

    The U.S. Army Corps of Engineers Nashville District and the Tennessee Valley Authority have closed the main lock chamber at Wilson Lock on the Tennessee River near Florence, Alabama to conduct additional inspections and possible repairs on the lock chamber. The lock chamber will be closed until further notice.