Accident Moderate Severity Stale

CHP : Traffic Hazard on CA-4 Westbound east of Bailey Rd (Pittsburg). Center lanes affected. Expect delays.

A injury accident was reported on CA-4 W near Contra Costa on August 1, 2026 at 3:01 PM.

Road

CA-4 W

Area

Contra Costa

Address

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Started

Aug 1, 8:01 AM

Last Updated

2 hours, 56 minutes ago

Aug 1, 8:30 AM

Coordinates

38.0220, -121.9602

Update History

1 observations

CHP : Traffic Hazard on CA-4 Westbound east of Bailey Rd (Pittsburg). Center lanes affected. Expect delays. Aug 1, 8:30 AM

Source: 511_sfbay · ID 511.org/1529500 First seen Aug 1, 2026 8:30 AM