War II Turnbull Gate, at the intersection of Perimeter Road and A Avenue. It was named for Colonel William Turnbull, the first Tinker Air Logistics Center Commander (1942) Hruskocy Gate (pronounced ruh-sko-see, former Gate 7), on Industrial Boulevard at the NE portion of base. It was named for Brigadier General Thomas C. Hruskocy, the OC-ALC chief of Maintenance Resource Management and Material Management Resource divisions at Tinker (1985–1988) Hope Gate, on SE 59th Street. It was named for Colonel John W. Hope, the first commander of the Ground Electronics-Engineering Installation Agency (GEEIA) Gott Gate (former Gate 34), on the south end of Air Depot Boulevard. It was named for 1st Lieutenant Donald J. Gott, posthumous Medal of Honor recipient in World War II. Vance Gate (former Gate 40), on the west side of base off Sooner Road. It was named Lieutenant Colonel Leon R. Vance Jr, posthumous Medal of Honor recipient in World War II. In May 1997 the Base named the gates along Douglas Boulevard after aircraft that had been maintained at Tinker: Lancer Gate, named for the Rockwell B-1 Lancer Liberator Gate, named for the Consolidated B-24 Liberator Marauder Gate, named for the Martin B-26 Marauder The base has more than 26,000 military and civilian employees and is the largest single-site employer in the state of Oklahoma. The installation covers approx. and has 760 buildings with a building floor space of over . The base is bounded by I-40 on the north and I-240 on the south. With the City of Oklahoma City and Oklahoma County owning several square miles of land adjacent to the base, Tinker is one of the few military bases in a major metropolitan area with sufficient room for expansion. Furthermore, Tinker is located in a community that supports expansion; Oklahoma County voters approved a 2008 measure to purchase the former General Motors Oklahoma City Assembly plant (located adjacent to the base) and lease it to Tinker for future expansion. Now known as Building 9001, the former GM plant houses many shops moved from the main maintenance building, 3001. Operational history In 1940 the War Department was considering the central United States as a location for a supply and maintenance depot. Oklahoma City leaders offered a site and acquired an option for additional land. On 8 April 1941, the order was officially signed awarding the depot to Oklahoma City. The Midwest Air Depot was