Accident High Severity Resolved

CHP : Traffic Hazard on CA-242 N-CA-4 W Ramp Westbound ramp to CA-242 N (Concord). Lane affected. Expect delays.

A high-severity accident was reported on CA-242 N-CA-4 W Ramp near Contra Costa on July 2, 2026 at 6:40 PM.

Road

CA-242 N-CA-4 W Ramp

Area

Contra Costa

Address

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Started

Jul 2, 11:40 AM

Last Updated

3 months, 3 weeks ago

Jul 2, 12:00 PM

Resolved

Jul 2, 6:00 PM

Coordinates

38.0009, -122.0379

Update History

1 observations

CHP : Traffic Hazard on CA-242 N-CA-4 W Ramp Westbound ramp to CA-242 N (Concord). Lane affected. Expect delays. Jul 2, 11:45 AM

Source: 511_sfbay · ID 511.org/1516089 First seen Jul 2, 2026 11:45 AM