5th Maintenance Squadron: Structurally Sound Published Jan. 29, 2018 By Airman 1st Class Jonathan McElderry Minot Air Force Base Public Affairs MINOT AIR FORCE BASE, N.D. -- The 5th Maintenance Squadron aircraft structural maintenance shop is responsible for repairing damage and wear to B-52H Stratofortresses at Minot Air Force Base, N.D. Structural maintenance also provides equipment maintenance and special support for the Minuteman III missiles and UH-1N Iroquois helicopters.