Gate Closure schedule change Published Sept. 9, 2015 By Staff Reports Robins Public Affairs ROBINS AIR FORCE BASE, Ga. -- The required maintenance frequency of the vehicle barriers has been reduced from monthly to quarterly. Beginning this month, maintenance will only be performed at one gate per month. This maintenance will be performed on the first Tuesday of each month from 9 a.m. to 3 p.m. The schedule below will be the same each year until otherwise notified. Watson Boulevard Gate: January, April, July, October Green Street Gate: February, May, August, November. Russell Parkway Gate: March, June, September, December. In case of inclement weather, work is planned to occur on Wednesday 9 a.m. to 3 p.m. or as weather permits.