The primary track will close for 30 days starting Sept. 30 at 6 p.m. Published Sept. 23, 2010 82nd Training Wing Public Affairs SHEPPARD AIR FORCE BASE, Texas -- The primary one-mile running track will close for 30 days beginning Sept. 30 at 6 p.m. There are no lights at the alternate track. Physical training leaders must bring portable automated external defibrillator during squadron PT. Bring your own bottled water.