Accident Moderate Severity Resolved

CHP : Traffic Hazard on CA-4 Westbound east of Railroad Ave (Pittsburg). Left lanes blocked. Expect delays.

A injury accident was reported on CA-4 W near Contra Costa on August 16, 2026 at 6:46 PM.

Road

CA-4 W

Area

Contra Costa

Address

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Started

Aug 16, 11:46 AM

Last Updated

6 hours, 40 minutes ago

Aug 16, 12:30 PM

Resolved

Aug 16, 6:30 PM

Coordinates

38.0186, -121.8951

Update History

1 observations

CHP : Traffic Hazard on CA-4 Westbound east of Railroad Ave (Pittsburg). Left lanes blocked. Expect delays. Aug 16, 12:00 PM

Source: 511_sfbay · ID 511.org/1536355 First seen Aug 16, 2026 12:00 PM