Accident High Severity Resolved

CHP : Traffic Collision on CA-4 Westbound west of Bailey Rd (Pittsburg). Off Ramp affected. Expect delays.

A high-severity accident was reported on CA-4 W near Contra Costa on June 22, 2026 at 4:57 PM.

Road

CA-4 W

Area

Contra Costa

Address

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Started

Jun 22, 9:57 AM

Last Updated

1 month, 1 week ago

Jun 22, 10:30 AM

Resolved

Jun 22, 4:45 PM

Coordinates

38.0230, -121.9632

Update History

1 observations

CHP : Traffic Collision on CA-4 Westbound west of Bailey Rd (Pittsburg). Off Ramp affected. Expect delays. Jun 22, 10:15 AM

Source: 511_sfbay · ID 511.org/1511566 First seen Jun 22, 2026 10:15 AM