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The U.S. Army Corps of Engineers has awarded the final contract for the Chickamauga Lock Replacement Project on the Tennessee River, valued at $192,143,924.90, to C.J. Mahan Construction Company LLC.

This contract includes constructing downstream approach walls, breaching the existing dam, and removing the cofferdam. The upstream approach wall is approximately 70% complete, while the new lock chamber is 76% finished. The upgraded lock will accommodate nine jumbo barges in a single lockage, improving navigation efficiency along the Tennessee River.