Accident Moderate Severity Resolved

CHP : Traffic Hazard 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 May 16, 2026 at 3:28 AM.

Road

CA-4 W

Area

Contra Costa

Address

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Started

May 15, 8:28 PM

Last Updated

5 months, 1 week ago

May 15, 8:30 PM

Resolved

May 16, 2:45 AM

Coordinates

38.0191, -121.9372

Update History

1 observations

CHP : Traffic Hazard on CA-4 Westbound east of Bailey Rd (Pittsburg). Lane affected. Expect delays. May 15, 8:30 PM

Source: 511_sfbay · ID 511.org/1495146 First seen May 15, 2026 8:30 PM