The short piece of I-280 between 3rd Street and SR 480 in downtown San Francisco was never built , and the piece from 5th Street south to U.S. Route 101 was reconstructed after it was damaged by the 1989 earthquake . The piece between SR 480 and I-80 was torn down along with the rest of the Embarcadero Freeway ; ramp stubs which would have connected the freeways were removed as part of the San Francisco – Oakland Bay Bridge Western Approach reconstruction project
the 1989 earthquake
1989 Loma Prieta earthquake
Interstate 280 (California)