Construction Resolved

Caltrans : Roadwork on CA-4 Eastbound between Lone Tree Way Bypass (Antioch) and Walnut Blvd (Brentwood). All lanes closed. Avoid the area. From 8:00 PM Monday, July 06, 2026 to 8:00 AM Tuesday, July 07, 2026.

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

Road

CA-4 E

Area

Contra Costa

Address

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Started

Jul 6, 8:00 PM

Last Updated

3 months, 2 weeks ago

Jul 7, 7:45 AM

Resolved

Jul 7, 1:45 PM

Coordinates

37.9617, -121.7432

Update History

2 observations

Caltrans : Roadwork on CA-4 Eastbound between Lone Tree Way Bypass (Antioch) and Walnut Blvd (Brentwood). All lanes closed. Avoid the area. From 8:00 PM Monday, July 06, 2026 to 8:00 AM Tuesday, July 07, 2026. Jul 7, 5:15 AM

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

Source: 511_sfbay · ID 511.org/1517339 First seen Jul 6, 2026 8:00 PM