California successfully argued in favor of the addition south to San Diego, suggesting that the freeway would connect the major military bases, the former March AFB (now March ARB) and the former NAS Miramar (now MCAS Miramar).
California successfully advocated for the addition of land to San Diego, emphasizing that the freeway would connect the key military bases, the former March Air Force Base (now March Army Reserve Base) and the former Naval Air Station Miramar (now Marine Corps Air Station Miramar).