Billeting for up to 706 personnel located on site. Vehicle Maintenance Facilities, On-base Transportation, Ammunition & HAZMAT Storage, Supply Areas & Vaults. Can accommodate training from small elements or up to a 500 personnel battalion. The Regional Training Institute & Centennial Training Site facilities are 300,000 square feet, with access to 56 training areas and 84 ranges across more than 372,000 acres. Four other major military installations within a 70-mile radius. Centrally located at Fort Carson, Colorado, the second largest training facility in the Army.