Heavy equipment operated by 452nd Civil Engineer Squadron.
Senior Master Sgt. Robert Montgomery, heavy equipment superintendent, 163rd Civil Engineer Squadron, California Air National Guard, March Air Reserve Base, operates an excavator to move large rocks on the Heacock Channel project, Sept. 11, 2014. Reservists and Guardsmen from March participated in a joint-construction project to repair the erosion damage and sediment accumulation to the Heacock Channel on the east side of base. (U.S. Air Force photo/Senior Airman Russell S. McMillan)