Accident High Severity Resolved

CHP : Disabled vehicle on CA-4 Westbound west of Sand Creek Rd (Brentwood). Lanes blocked. Expect delays.

A high-severity accident was reported on CA-4 W near Contra Costa on May 17, 2026 at 6:31 PM.

Road

CA-4 W

Area

Contra Costa

Address

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Started

May 17, 11:31 AM

Last Updated

1 week, 5 days ago

May 17, 11:45 AM

Resolved

May 17, 6:00 PM

Coordinates

37.9472, -121.7431

Update History

2 observations

CHP : Disabled vehicle on CA-4 Westbound west of Sand Creek Rd (Brentwood). Lanes blocked. Expect delays. May 17, 11:45 AM

CHP : Disabled vehicle on CA-4 Westbound west of Sand Creek Rd (Brentwood). Lanes blocked. Expect delays. May 17, 11:30 AM

Source: 511_sfbay · ID 511.org/1495708 First seen May 17, 2026 11:30 AM