Two mission ready snow blowers and two snow sweepers remain prepared during the winter near the flightline at Joint Base Langley-Eustis, Va., Dec. 5, 2017. The 633rd Civil Engineer Squadron pavement and equipment shop works with 1st Operations Support Squadron base operations to make sure the correct portions of the flightline are always cleared of snow and ice. (U.S. Air Force photo by Airman 1st Class Tristan Biese)