Accident Moderate Severity Resolved

CHP : Traffic Collision on CA-4 Westbound east of Railroad Ave (Pittsburg). Lane blocked. Expect delays.

A injury accident was reported on CA-4 W near Contra Costa on September 29, 2026 at 2:51 PM.

Road

CA-4 W

Area

Contra Costa

Address

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Started

Sep 29, 7:51 AM

Last Updated

4 weeks ago

Sep 29, 8:00 AM

Resolved

Sep 29, 2:15 PM

Coordinates

38.0186, -121.8951

Update History

1 observations

CHP : Traffic Collision on CA-4 Westbound east of Railroad Ave (Pittsburg). Lane blocked. Expect delays. Sep 29, 8:00 AM

Source: 511_sfbay · ID 511.org/1556317 First seen Sep 29, 2026 8:00 AM