Upstream approach wall piers get solid start
CHATTANOOGA, Tenn. (Sept. 27, 2023) – The Upstream Approach Walls for the Chickamauga Lock Replacement Project got a solid start when work crews placed 148 cubic yards of tremie concrete Sept. 20 into the drilled shaft on the bottom of the Tennessee River. Allen Malcomb, contracting officer’s representative at the … Continue reading