J.F. Brennan Company Inc., La Crosse, Wisconsin, was awarded a $12,878,000 firm-fixed-price contract for construction and installation of lock chamber bulkhead recesses. Bids were solicited via the internet with one received. Work will be performed in Rockdale, Illinois, with an estimated completion date of Dec. 15, 2022. Fiscal 2021 civil construction funds in the amount of $12,878,000 were obligated at the time of the award. U.S. Army Corps of Engineers, Rock Island Arsenal, Illinois, is the contracting activity (W912EK-21-C-0031).