341st OMRS, 819th RED HORSE conduct final swipe on density gauges

Airman 1st Class Raul Rodriguez, 341st Operational Medical Readiness Squadron bioenvironmental engineer apprentice, conducts a radiation swipe test on a density gauge April 6, 2021, at Malmstrom Air Force Base, Mont. The density gauges use radiation to measure which areas need foundation during construction of buildings, and assisted in the construction of an F-22 Raptor maintenance hangar at Luke Air Force Base, Ariz. (U.S. Air Force photo by Senior Airman Tristan Truesdell)

Airmen from the 341st Operational Medical Readiness Squadron bioenvironmental engineering shop conduct radiation testing operations with the 819th RED HORSE on density gauges, before being shipped out April 6, 2021, at Malmstrom Air Force Base, Mont. The gauges determine what areas require more or less foundation during construction of buildings. (U.S. Air Force photo by Senior Airman Tristan Truesdell)

Staff Sgt. Justin Williams, 341st Operational Medical Readiness Squadron NCO in charge of occupational health and safety, demonstrates a radiation swipe test on a density gauge April 6, 2021, at Malmstrom Air Force Base, Mont. The gauges are the last of their type in the Air Force and are being phased out for their modern counterparts. (U.S. Air Force photo by Senior Airman Tristan Truesdell)