Accident High Severity Stale

CHP : Severe traffic alert and Emergency roadwork on CA-4 Eastbound between Mcewen Rd (Martinez) and Alhambra Ave (Martinez). Right lane closed. Expect delays.

A high-severity accident was reported on CA-4 E near Contra Costa on May 26, 2026 at 8:25 PM.

Road

CA-4 E

Area

Contra Costa

Address

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Started

May 26, 1:25 PM

Last Updated

3 hours, 32 minutes ago

May 26, 2:15 PM

Coordinates

38.0148, -122.1776

Update History

1 observations

CHP : Severe traffic alert and Emergency roadwork on CA-4 Eastbound between Mcewen Rd (Martinez) and Alhambra Ave (Martinez). Right lane closed. Expect delays. May 26, 2:15 PM

Source: 511_sfbay · ID 511.org/1499541 First seen May 26, 2026 2:15 PM

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