Walsh Federal LLC, Chicago, Illinois, was awarded a $13,438,000 firm-fixed-price contract to upgrade an access-control point and a mail freight facility, and to relocate an arms-storage building. Bids were solicited via the internet with four received. Work will be performed in Concord, California, with an estimated completion date of Aug. 30, 2022. Fiscal 2017 and 2019 military construction, Army funds in the amount of $13,438,000 were obligated at the time of the award. U.S. Army Corps of Engineers, Sacramento, California, is the contracting activity (W91238-21-C-0011).