31st CES Airmen save Hangar
Senior Airman Tyler J. Vance, 31st Civil Engineer Squadron (CES) structural journeyman, left, and Airman Bryce E. Schneider, 31st CES structural apprentice, conduct preventative maintenance on a roof at Aviano Air Base, Italy, June 17, 2021. Airmen from the 31st CES complete preventative maintenance on roofs quarterly, semiannually, and annually. (U.S. Air Force photo by Senior Airman Ericka A. Woolever)