495 (Capital Beltway) North Central Freeway Inner Loop (Washington, D.C.) References External links Roads to the Future: Washington D.C. Interstates and Freeways A Trip Within the Beltway: 1960 Northeast Freeway A Trip Within the Beltway: 1962 National Capital Transportation Agency A Trip Within the Beltway: 1965 Elevated Multi-Level A Trip Within the Beltway: 1971 plans Interstate 95 Roads in Washington, D.C. Cancelled highway projects in the United States Freeways in the United States