Accident Moderate Severity Stale

CHP : Traffic Hazard on CA-4 Eastbound east of Railroad Ave (Pittsburg). Right lanes affected. Expect delays.

A injury accident was reported on CA-4 E near Contra Costa on August 27, 2026 at 7:50 PM.

Road

CA-4 E

Area

Contra Costa

Address

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Started

Aug 27, 12:50 PM

Last Updated

2 hours, 30 minutes ago

Aug 27, 1:45 PM

Coordinates

38.0151, -121.8824

Update History

2 observations

CHP : Traffic Hazard on CA-4 Eastbound east of Railroad Ave (Pittsburg). Right lanes affected. Expect delays. Aug 27, 1:30 PM

CHP : Traffic Hazard on CA-4 Eastbound east of Railroad Ave (Pittsburg). Right lanes affected. Expect delays. Aug 27, 1:15 PM

Source: 511_sfbay · ID 511.org/1541691 First seen Aug 27, 2026 1:15 PM