Accident Moderate Severity Resolved

CHP : Residual delays on I-680 Southbound ramp to CA-4 W (Martinez). Right shoulder affected. Expect delays.

A injury accident was reported on I-680 S near Contra Costa on May 5, 2026 at 2:32 PM.

Road

I-680 S

Area

Contra Costa

Address

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Started

May 5, 7:32 AM

Last Updated

5 months, 3 weeks ago

May 5, 8:15 AM

Resolved

May 5, 2:15 PM

Coordinates

37.9995, -122.0761

Update History

2 observations

CHP : Residual delays on I-680 Southbound ramp to CA-4 W (Martinez). Right shoulder affected. Expect delays. May 5, 8:15 AM

CHP : Disabled vehicle on I-680 Southbound ramp to CA-4 W (Martinez). Connector ramp affected. Expect delays. May 5, 7:45 AM

Source: 511_sfbay · ID 511.org/1490236 First seen May 5, 2026 7:45 AM