Doomsday: History's Most Dangerous Podcast · Brad Choma

The Loma Prieta Earthquake Disaster of 1989 | Episode 83

·53 min·3 clips

The Cypress Street Viaduct pinned drivers under concrete, and rescuers had to crawl into darkness.

1. Doomsday: History's Most Dangerous Podcast centers this episode on the Loma Prieta earthquake of October 17, 1989, in San Francisco and Oakland. 2. The host narrates the episode solo and uses World Series broadcaster Al Michaels, Ted Koppel, and Tim McCarver as the main broadcast voices that frame the disaster. 3. The episode asks how a baseball night at Candlestick Park turned into a Bay Area earthquake, bridge collapse, freeway collapse, and citywide fire response. 4. The pregame broadcast for Game 3 of the World Series starts normally at Candlestick Park, with the San Francisco Giants and Oakland Athletics playing the Battle of the Bay. 5. ABC's signal breaks up within minutes, and the feed eventually cuts to an announcement that says, 'Due to an earthquake in the San Francisco area, we have lost our feed from the World Series truck.' 6. The host describes the first 15 seconds of shaking as rolling, twisting, buckling motion that shattered windows, emptied shelves, and made cars slide as pavement cracked. 7. The Bay Bridge failure becomes the first major structural example, with a section of the eastern cantilever side collapsing onto the lower deck and trapping traffic. 8. Angela Chow, age 23, is named as the driver in a red 1989 Yugo who plunged off the broken upper span. 9. The Cypress Street Viaduct in Oakland is presented as the hardest rescue scene, with the upper deck falling onto the lower deck and pinning drivers in crushed vehicles. 10. The host says local EMS was overwhelmed, so residents and factory workers brought ladders, power tools, and flashlights to help pull people out. 11. He pauses to explain how an amputation can become a survival decision when a limb is trapped and bleeding cannot be controlled. 12. The rescue advice includes putting pressure on bleeding, using the cleanest cloth available, and getting to a hospital for surgery as soon as possible. 13. The episode states that the quake measured magnitude 6.9 and occurred about 19 kilometers, or 12 miles, below the Santa Cruz Mountains near Loma Prieta Peak. 14. The host explains that P-waves, S-waves, and surface waves travel differently, and that soft ground can turn shaking into a more liquid-like motion. 15. FEMA's response is described through the claim that existing homeless people were turned away from shelters to make room for people newly displaced by the quake. 16. The Marina District is described as especially vulnerable because it was built on soft landfill, which amplified shaking, caused liquefaction, and helped fires spread after gas lines broke. 17. The episode's tone is dark, graphic, and frequently comic, with the host mixing disaster history, bodily injury, and repeated asides about baseball and engineering. 18. The format stays mostly monologue-driven, with long explanatory passages, sudden cutaway jokes, and vivid reconstruction of the quake's effects on roads, bridges, and buildings. 19. Listeners interested in earthquake history, San Francisco, and disaster rescue stories. 20. Listeners wanting a light sports recap or a brief, non-graphic episode.

As heard by us

A freeway collapse told with vivid scene setting, structural detail, and a steady run of jokes.

This episode stays locked on the Cypress Street Viaduct, the Oakland double decker freeway at the center of the disaster. The collapse is described in blunt, physical terms: the upper deck gives way, drops onto the lower deck, cars are thrown or left hanging, and the scene turns…

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Why you'd press play

For the night Oakland's Cypress Street Viaduct turned a routine commute into a concrete trap.

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