Accident High Severity Resolved

CHP : Traffic Hazard on CA-4 Eastbound west of Sand Creek Rd (Brentwood). Left lane blocked. Expect delays.

A high-severity accident was reported on CA-4 E near Contra Costa on October 13, 2026 at 10:28 PM.

Road

CA-4 E

Area

Contra Costa

Address

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Started

Oct 13, 3:28 PM

Last Updated

2 weeks ago

Oct 13, 3:45 PM

Resolved

Oct 13, 10:00 PM

Coordinates

37.9477, -121.7439

Update History

1 observations

CHP : Traffic Hazard on CA-4 Eastbound west of Sand Creek Rd (Brentwood). Left lane blocked. Expect delays. Oct 13, 3:45 PM

Source: 511_sfbay · ID 511.org/1563181 First seen Oct 13, 2026 3:45 PM