Shimmick Construction News - The Waterways Journal

Chickamauga Lock Contract Canceled

Locks and Dams

Chickamauga Lock Contract Canceled

May 15, 2026

The Nashville Engineer District announced May 8 that it has terminated a contract with Shimmick Construction, based in Irvine, Calif., to construct the lock chamber at the Chickamauga Lock… Read More

Chief Of Engineers Tours Chickamauga Project

Cory Richardson, Chickamauga lockmaster, leads Lt. Gen. Scott Spellmon, 55th chief of engineers, on a tour of Chickamauga Lock on the Tennessee River on February 3. The lock has experienced structural problems and is not large enough to accommodate modern tow sizes, resulting in longer than normal tow-processing times. The Corps is building a larger replacement lock at the Tennessee Valley Authority project. (photo by Lee Roberts/Nashville Engineer District)

Chief Of Engineers Tours Chickamauga Project

February 22, 2021

Gen. Scott Spellmon, commanding general of the U.S. Army Corps of Engineers, visited the Chickamauga Lock Replacement Project on February 3 to meet with project managers and engineers… Read More