Airman 1st Class Kattie Schurman, 28th Civil Engineer Squadron heavy equipment and pavement technician, smoothes freshly-poured concrete to repair a sidewalk at Ellsworth Air Force Base, S.D., July 16, 2014. Heavy equipment and pavement technicians plan, construct and repair airfield pavements, roads, streets, curbs, surface mat, and other improved areas using paving and surfacing procedures. (U.S. Air Force photo by Senior Airman Zachary Hada/Released)