California Bullet Buses

California Bullet Buses

June 9, 2026 · 28 min · Season 3 · Episode 128

About this episode

The episode explores the concept of high-speed bus travel in California and the requirements for its implementation.

A 140 mph bus on California freeways sounds like a joke you would see in your news feed, until you realize Caltrans is seriously studying it. We dig into the “bullet bus” concept and what it would actually require to run intercity service at "aircraft-level speeds" on rubber tires, including dedicated freeway lanes, banked curves, ultra-durable pavement, and technology that likely leans on advanced driver assistance or autonomous systems. The promise is seductive: a San Francisco to Los Angel...

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