4th CES Dirt Boyz repair damaged infrastructure
Staff Sgt. David Smith, 4th Civil Engineer Squadron pavements and equipment technician, and Airman 1st Class Diego Sierra-Alvarez, 4th CES pavements and equipment technician, mix concrete to fix a concrete patch at Seymour Johnson Air Force Base, North Carolina, Oct. 26, 2022. A composite of cement, sand and aggregate stone was mixed with water to be poured and formed into a concrete slab. (U.S. Air Force photo by Senior Airman Kevin Holloway)