White Avenue Gate closes Published April 22, 2011 By 81st Training Wing Public Affairs 81st Training Wing Public Affairs KEESLER AIR FORCE BASE, Miss. -- The White Avenue gate is closed to outbound traffic and will close to inbound traffic at 8 a.m. due to a water main break. The problem has been repaired and civil engineering is waiting for the base's water pressure to return to normal levels. More information will be provided as it becomes available.