Airman 1st Class Jory Billings, left, and Senior Airman Jeffrey Valentin, 2nd Maintenance Squadron hydraulic systems Airmen, handle the steering controls on a B-52 Stratofortress during a hydraulic test at Barksdale Air Force Base, La., Dec. 8, 2015. Billings and Valentin communicated with hydraulic Airmen on the ground who inspected and fixed problems as they occured during the test. (U.S. Air Force photo/Airman 1st Class Luke Hill)
Airman 1st Class Jory Billings, 2nd Maintenance Squadron hydraulic systems apprentice, reviews instructions for testing the hydraulic system of a B-52 Stratofortress at Barksdale Air Force Base, La., Dec. 8, 2015. Hydraulic specialists are responsible for maintaining systems which assist with steering, landing and opening of the bomb bay doors. (U.S. Air Force photo/Airman 1st Class Luke Hill)
Tech. Sgt. Theodore Kolffvanoosterwyk, 2nd Maintenance Operation Squadron hydraulic systems craftsman, repairs landing gear during a hydraulic test on a B-52 Stratofortress at Barksdale Air Force Base, La., Dec. 8, 2015. The landing gear was inspected to ensure it kept working at peak performance. (U.S. Air Force photo/Airman 1st Class Luke Hill)
Senior Airman Jeffrey Valentin, left, and Airman 1st Class Jory Billings, 2nd Maintenance Squadron hydraulic systems Airmen, look over a technical order at Barksdale Air Force Base, La., Dec. 8, 2015. TO’s are step-by-step instruction manuals used by maintenance Airmen that list proper tools needed, any hazards to be aware of and protective gear to accomplish the task. (U.S. Air Force photo/Airman 1st Class Luke Hill)
Tech. Sgt. Theodore Kolffvanoosterwyk, 2nd Maintenance Operation Squadron hydraulics systems craftsman, tests the integrity of hydraulic valves at Barksdale Air Force Base, La., Dec. 4, 2015. The valves are essential parts of hydraulic systems which control brakes, landing gear and spoilers on the B-52 stratofortress. (U.S. Air Force photo/Airman 1st Class Luke Hill)
Tech. Sgt. Theodore Kolffvanoosterwyk, 2nd Maintenance Operation Squadron hydraulic systems craftsman, and Senior Airman Jeffrey Valentin, 2nd Maintenance Squadron hydraulic systems journeyman, test the pounds per square inch of a hydraulic valve at Barksdale Air Force Base, La., Dec. 4, 2015. Hydraulic valves must be able to handle immense pressure on a daily basis. (U.S. Air Force photo/Airman 1st Class Luke Hill)