The Department of Defense, through the Department of the Army, is soliciting proposals for the B-21 Munitions Maintenance (MUNS MX) project at Ellsworth Air Force Base in South Dakota. This procurement involves the construction of various airfield structures, as outlined in the updated drawings and specifications provided in Amendment 0002. The successful contractor will play a crucial role in maintaining and supporting the operational capabilities of the B-21 aircraft, which is vital for national defense. Proposals are due by November 19, 2025, at 2:00 PM CT, and interested parties should direct inquiries to Thomas McFall or Brittany Gull via their respective emails.