Accident Moderate Severity Stale

CHP : Disabled vehicle on CA-4 Westbound east of I-680 N (Martinez). 2nd lane from the left blocked. Expect delays.

A injury accident was reported on CA-4 W near Contra Costa on November 6, 2026 at 12:51 AM.

Road

CA-4 W

Area

Contra Costa

Address

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Started

Nov 5, 4:51 PM

Last Updated

1 hour, 29 minutes ago

Nov 5, 5:00 PM

Coordinates

37.9948, -122.0695

Update History

1 observations

CHP : Disabled vehicle on CA-4 Westbound east of I-680 N (Martinez). 2nd lane from the left blocked. Expect delays. Nov 5, 5:00 PM

Source: 511_sfbay · ID 511.org/1573572 First seen Nov 5, 2026 5:00 PM