Epicenter of the bridge duct

The epicenter was near Loma Prieta, which is a peak in the Santa Cruz mountains. A strong-motion seismograph gave an acceleration reading of 0. The shock was centered in The Forest of Nisene Marks State Park in Santa Cru...

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Epicenter Bridge Duct

Loma Prieta Earthquake, 1989

Although a strong earthquake, it was centered about 60 miles south of San Francisco in Santa Cruz County, meaning that the bulk of the destructive force was centered on the sparsely populated and

Living through the Loma Prieta earthquake

Tobin and his peers had just experienced the magnitude-6.9 Loma Prieta earthquake, eight miles (13 kilometers) from its epicenter. With power out all over Santa Cruz, the students

RCED-90-177 Loma Prieta Earthquake: Collapse of the Bay

From that quake, new design criteria were developed to strengthen columns and special priority was given to a retrofit program to prevent collapse by securing bridge decks to their support columns

Photos: Loma Prieta earthquake scarred Bay Area 29 years ago

A large section of the Cypress Freeway in Oakland collapsed, as did a portion of the Bay Bridge. And in San Francisco, a fire broke out in the Marina district and several buildings collapsed

Loma Prieta Earthquake 1989

The epicenter was near Loma Prieta, which is a peak in the Santa Cruz mountains. This location is 10 miles northeast of the city of Santa Cruz. A strong-motion seismograph gave an acceleration reading

30 years later: Remembering Loma Prieta earthquake

On Oct. 17, 1989, part of the Bay Bridge and freeways collapsed, houses burned, massive power failures happened and strong aftershocks took over. The magnitude-6.9 earthquake hit at exactly 5:04...

Loma Prieta Earthquake

On October 17, 1989, the central coast of California experienced the Loma Prieta earthquake, the most damaging since the 1906 San Francisco earthquake. The Nimitz Freeway, in Oakland, California,

1989 Loma Prieta earthquake

On October 17, 1989, at 5:04 p.m. PST, the Loma Prieta earthquake occurred on the Central Coast of California.

Q&A: 30 years after the Loma Prieta earthquake

It sent seismic waves from its origin in the Santa Cruz Mountains to San Francisco, the East Bay and beyond. The 20 seconds of shaking knocked down part of the Bay Bridge, collapsed a

Holding a mirror to the Loma Prieta earthquake 30 years later

During the quake, a double-deck section of the Nimitz Freeway (called the Cypress Street Viaduct) collapsed, killing 42 people, part of the Bay Bridge collapsed, killing one person, and many buildings

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