Columbia Helicopters Inc., Aurora, Oregon, was awarded a $54,000,000 firm-fixed-price contract for maintenance and overhaul of the CH-47 Chinook rotor head. Bids were solicited via the internet with one received. Work locations and funding will be determined with each order, with an estimated completion date of Sept. 26, 2028. Army Contracting Command, Redstone Arsenal, Alabama, is the contracting activity (W58RGZ-23-D-0073).