Concrete Crushing Edwards Afb. Edwards Air Force Base. Concrete. Edwards Air Force Base IATA EDW, ICAO KEDW is a United States Air Force airbase located on the border of Kern County and Los Angeles County, California in the Antelope Valley, 7 miles 11 km1.2 The glory years of flight testing. 1.3 On the ground. 1.4 Edwards AFB in the space age.