Edwards Air Force Base Security Forces Limit Access Through South Gate Published March 27, 2020 By 412th Test Wing Public Affairs 412th Test Wing Security Forces Be advised, beginning March 30, 2020, South Gate will temporarily resume limited operations due to construction-related mission requirements, under the following parameters: Monday thru Friday, 0630-1430 only. Full-time closure due to Health Protection Condition considerations will resume April 13. This limited gate opening is subject to cancellation or extension at any time.