Accident Resolved

CHP : Severe traffic alert and Traffic Collision with Injuries and Overturned vehicle on I-580 Westbound between Richmond San Rafael Bridge - Toll Plaza (Richmond) and Main St (San Quentin). All lanes blocked. Avoid the area.

A accident was reported on I-580 W near Contra Costa on September 29, 2026 at 8:33 PM.

Road

I-580 W

Area

Contra Costa

Address

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Started

Sep 29, 1:33 PM

Last Updated

4 weeks ago

Sep 29, 2:15 PM

Resolved

Sep 29, 8:30 PM

Coordinates

37.9402, -122.4662

Update History

3 observations

CHP : Severe traffic alert and Traffic Collision with Injuries and Overturned vehicle on I-580 Westbound between Richmond San Rafael Bridge - Toll Plaza (Richmond) and Main St (San Quentin). All lanes blocked. Avoid the area. Sep 29, 2:15 PM

CHP : Severe traffic alert and Traffic Collision with Injuries and Overturned vehicle on I-580 Westbound at Richmond San Rafael Bridge (Richmond). All lanes blocked. Avoid the area. Sep 29, 2:00 PM

CHP : Traffic Collision with Injuries and Overturned vehicle on I-580 Westbound at Richmond San Rafael Bridge (Richmond). Left lane blocked. Expect delays. Sep 29, 1:45 PM

Source: 511_sfbay · ID 511.org/1556496 First seen Sep 29, 2026 1:45 PM

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