Accident Resolved

CHP : Traffic Collision with Injuries on CA-4 Eastbound west of I-680 N (Martinez). Lanes open. Expect delays.

A accident was reported on CA-4 E near Contra Costa on July 12, 2026 at 5:11 AM.

Road

CA-4 E

Area

Contra Costa

Address

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Started

Jul 11, 10:11 PM

Last Updated

3 months, 2 weeks ago

Jul 11, 10:30 PM

Resolved

Jul 12, 4:30 AM

Coordinates

37.9956, -122.0666

Update History

2 observations

CHP : Traffic Collision with Injuries on CA-4 Eastbound west of I-680 N (Martinez). Lanes open. Expect delays. Jul 11, 10:15 PM

CHP : Traffic Collision with Injuries on CA-4 Eastbound west of I-680 N (Martinez). Lane open. Expect delays. Jul 11, 9:45 PM

Source: 511_sfbay · ID 511.org/1519906 First seen Jul 11, 2026 9:45 PM