Accident Moderate Severity Resolved

CHP : Traffic Collision on CA-4 Westbound east of Bailey Rd (Pittsburg). Lane affected. Expect delays.

A injury accident was reported on CA-4 W near Contra Costa on April 21, 2026 at 3:29 PM.

Road

CA-4 W

Area

Contra Costa

Address

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Started

Apr 21, 8:29 AM

Last Updated

6 months, 1 week ago

Apr 21, 8:45 AM

Resolved

Apr 21, 2:45 PM

Coordinates

38.0191, -121.9372

Update History

1 observations

CHP : Traffic Collision on CA-4 Westbound east of Bailey Rd (Pittsburg). Lane affected. Expect delays. Apr 21, 8:45 AM

Source: 511_sfbay · ID 511.org/1484182 First seen Apr 21, 2026 8:45 AM