349th Maintenance Operations Flight welcomes new commander Published Dec. 7, 2011 By Master Sgt. Robert Wade 349th Public Affairs TRAVIS AIR FORCE BASE, Calif -- Col. Melvin Giddings, 349th Maintenance Group commander, passes the 349th Maintenance Operations Flight guidon to Lt. Col. Joseph Orcutt, Nov 20. Orcutt assumed command of the 349th MOF after a number of years as an individual mobilization augmentee assigned to Hill Air Force Base, Utah.