UPDATE: Duke Field, 85, 285 to close for test mission Published Feb. 14, 2014 EGLIN AIR FORCE BASE, Fla. -- Duke Field and several roads will be closed Feb.15 due to Eglin's test mission. Duke Field will be closed and personnel will be evacuated prior to 8:30 a.m. Feb 15. The base, Hwy. 85, Hwy. 285 and surrounding roadways to include range roads will be closed from 8:30 -10 a.m. The 7th Special Forces Group facilities will remain open, but access from the East (Hwy 85) will be stopped. All employees working on Duke Field, to included 96th Test Wing, Air Force Special Operations Command and 919th Special Operations Wing, etc., should contact their leadership for proper reporting instructions. Any additional infomation on the mission will be posted on Team Eglin's Facebook page.