BAE Systems Ordnance Systems Inc., Kingsport, Tennessee, was awarded an $18,758,641 modification (P00778) to contract DAAA09-98-E-0006 to construct an expansion to the acetic acid and anhydride process facility at Holston Army Ammunition Plant. Work will be performed in Kingsport, Tennessee, with an estimated completion date of April 30, 2025. Fiscal 2021 procurement of ammunition, Army funds in the amount of $18,758,641 were obligated at the time of the award. U.S. Army Contracting Command, Rock Island, Illinois, is the contracting activity.