Accident Moderate Severity Resolved

CHP : Traffic Hazard on I-680 Northbound ramp to CA-4 W (Martinez). Right lane blocked. Expect delays.

A injury accident was reported on I-680 N near Contra Costa on April 14, 2026 at 1:46 AM.

Road

I-680 N

Area

Contra Costa

Address

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Started

Apr 13, 6:46 PM

Last Updated

1 week, 1 day ago

Apr 13, 7:15 PM

Resolved

Apr 14, 1:15 AM

Coordinates

37.9949, -122.0698

Update History

1 observations

CHP : Traffic Hazard on I-680 Northbound ramp to CA-4 W (Martinez). Right lane blocked. Expect delays. Apr 13, 7:00 PM

Source: 511_sfbay · ID 511.org/1480964 First seen Apr 13, 2026 7:00 PM