1989 Loma Prieta earthquake 57. Although the freeway reopened in 1997, it was not fully rebuilt until 2001. In the meantime, traffic was detoured through nearby Interstate 980, causing increased congestion. Instead of rebuilding Interstate 880 over the same ground, Caltrans rerouted the freeway farther west around the outskirts of West Oakland to provide better access to the Port of Oakland and the San Francisco–Oakland Bay Bridge, and to meet community desires to keep the freeway from cutting through residential areas. Street-level Mandela Parkway now occupies the previous roadbed of the Cypress structure. Immediately after the earthquake, San Francisco Bay Area airports were closed
1989 Loma Prieta earthquake the earlier shock. Also in Los Gatos, one man died when he exited a building through a window and fell five stories. The Loma Prieta earthquake was named for Loma Prieta Peak in the Santa Cruz Mountains, which lies just to the east of the mainshock epicenter. The duration of the heaviest shaking in the Santa Cruz Mountains was about 15 seconds, but strong ground motion recordings revealed that the duration of shaking was not uniform throughout the affected area (due to different types and thicknesses of soil). At sites with rocky terrain, the duration was shorter and the shaking