Accident Moderate Severity Resolved

CHP : Traffic Collision on CA-4 Eastbound at Bailey Rd (Pittsburg). Right shoulder affected. Expect delays.

A injury accident was reported on CA-4 E near Contra Costa on July 5, 2026 at 8:21 AM.

Road

CA-4 E

Area

Contra Costa

Address

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Started

Jul 5, 1:21 AM

Last Updated

3 months, 3 weeks ago

Jul 5, 1:45 AM

Resolved

Jul 5, 8:00 AM

Coordinates

38.0187, -121.9429

Update History

2 observations

CHP : Traffic Collision on CA-4 Eastbound at Bailey Rd (Pittsburg). Right shoulder affected. Expect delays. Jul 5, 1:30 AM

CHP : Traffic Collision on CA-4 Eastbound at Bailey Rd (Pittsburg). Center Divider affected. Expect delays. Jul 5, 1:15 AM

Source: 511_sfbay · ID 511.org/1516935 First seen Jul 5, 2026 1:15 AM