RED HORSE tests materials, equipment for future flight line

U.S. Air Force 31st Expeditionary Rapid Engineer Deployable Heavy Operation Repair Squadron Engineer Airmen prepare a flight line test strip on Nigerien Air Base 201, Agadez, Niger, Oct. 19, 2018. The test strip allows engineers to test the asphalt and equipment to make adjustments before laying the runway. (U.S. Air Force photo by Tech. Sgt. Rachelle Coleman)

U.S. Air Force Tech. Sgt. Cameron Steele, 31st Expeditionary Rapid Engineer Deployable Heavy Operation Repair Squadron Engineer electrician, evaluates the elevation for a modified test strip at Nigerien Air Base 201, Agadez, Niger, Oct. 19, 2018. An evaluation is done to ensure proper elevation and finish grade on the asphalt. (U.S. Air Force photo by Tech. Sgt. Rachelle Coleman)

Airmen assigned to the 31st Expeditionary Rapid Engineer Deployable Heavy Operation Repair Squadron Engineer Squadron collect a sample of asphalt prior to paving a test road on Nigerien Air Base 201, Niger, Oct. 19, 2018. The test allows the engineers to determine the quality of the asphalt and test the equipment before laying the runway. (U.S. Air Force photo by Tech. Sgt. Rachelle Coleman)

U.S. Air Force Airman 1st Class Conner Roberts, 31st Expeditionary Rapid Engineer Deployable Heavy Operation Repair Squadron Engineer pavement and equipment journeyman, signals to the dump truck to start loading the Material Transfer Vehicle with asphalt at Nigerien Air Base 201, Agadez, Niger, Oct. 19, 2018. The MTV allows Airmen to pave continuously with well-mixed asphalt. (U.S. Air Force photo by Tech. Sgt. Rachelle Coleman)

U.S. Air Force Tech. Sgt. Alonzo Marquez, 31st Expeditionary Rapid Engineer Deployable Heavy Operation Repair Squadron Engineer Pavement and equipment, operates Material Transfer Vehicle hopper, mixing asphalt to help continuous paving operations at Nigerien Air Base 201, Niger, Oct. 19, 2018. The MTV allows Airmen to pave continuously with well-mixed asphalt. (U.S. Air Force photo by Tech. Sgt. Rachelle Coleman)

U.S. Air Force Staff Sgt. Channing Henry, 31st Expeditionary Rapid Engineer Deployable Heavy Operation Repair Squadron Engineer pavement and equipment journeyman, operates an asphalt paver on a test strip at Nigerien Air Base 201, Niger, Oct. 19, 2018. Airmen evaluate the equipment and materials several times before laying down the actual runway. (U.S. Air Force photo by Tech. Sgt. Rachelle Coleman)

A U.S. Air Force 31st Expeditionary Rapid Engineer Deployable Heavy Operation Repair Squadron Engineer heavy equipment operator, compacts freshly laid asphalt to prove the quality of the surface on Nigerien Air Base 201, Agadez, Niger, Oct. 19, 2018. Before the runway can be finished, REDHORSE engineers must test the asphalt to ensure it can withstand the desert environment and airfield operations. (U.S. Air Force by Tech. Sgt. Rachelle Coleman)