Construction Resolved

Caltrans : Roadwork on CA-4 Westbound between Walnut Blvd (Brentwood) and Balfour Rd (Antioch). All lanes closed. Avoid the area. From 8:00 PM Monday, July 06, 2026 to 5:00 AM Tuesday, July 07, 2026.

A construction was reported on CA-4 W near Contra Costa on July 7, 2026 at 3:00 AM.

Road

CA-4 W

Area

Contra Costa

Address

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Started

Jul 6, 8:00 PM

Last Updated

3 months, 2 weeks ago

Jul 7, 4:45 AM

Resolved

Jul 7, 11:00 AM

Coordinates

37.8964, -121.6965

Update History

2 observations

Caltrans : Roadwork on CA-4 Westbound between Walnut Blvd (Brentwood) and Balfour Rd (Antioch). All lanes closed. Avoid the area. From 8:00 PM Monday, July 06, 2026 to 5:00 AM Tuesday, July 07, 2026. Jul 6, 8:15 PM

Caltrans : Roadwork on CA-4 Westbound between Walnut Blvd (Brentwood) and Balfour Rd (Antioch). All lanes closed. Avoid the area. From 8:00 PM Monday, July 06, 2026 to 5:00 AM Tuesday, July 07, 2026. Jul 6, 8:00 PM

Source: 511_sfbay · ID 511.org/1517410 First seen Jul 6, 2026 8:00 PM