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

Mahan Construction Company LLC will construct downstream approach walls and breach the existing dam. The upstream approach wall is 70% complete, while the new lock chamber is 76% finished. Once operational, the new lock will accommodate nine jumbo barges at a time, enhancing navigation efficiency.