Text Box: AEDC Security Project – Arnold Air Force Base Completed: Spring 2004 Owner: Arnold Engineering Development Center – U.S. Air Force Project Manager: Corey Griffin Superintendent: Chris Smith The project consisted of constructing a crash-rated barrier protecting the Main Building at the Arnold Engineering Development Center. The barrier was 2,000 feet long consisting of reinforced masonry walls, a tension steel cable system, and four crash-rated gates.