Construction Resolved

Caltrans : Roadwork on CA-4 Westbound between Lone Tree Way Bypass (Antioch) and Laurel Rd (Antioch). All lanes closed. Avoid the area. From 7:00 PM Tuesday, June 30, 2026 to 5:00 AM Wednesday, July 01, 2026.

A construction was reported on CA-4 W near Contra Costa on July 1, 2026 at 2:00 AM.

Road

CA-4 W

Area

Contra Costa

Address

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Started

Jun 30, 7:00 PM

Last Updated

3 months, 3 weeks ago

Jul 1, 4:45 AM

Resolved

Jul 1, 10:45 AM

Coordinates

37.9618, -121.7425

Update History

1 observations

Caltrans : Roadwork on CA-4 Westbound between Lone Tree Way Bypass (Antioch) and Laurel Rd (Antioch). All lanes closed. Avoid the area. From 7:00 PM Tuesday, June 30, 2026 to 5:00 AM Wednesday, July 01, 2026. Jun 30, 7:00 PM

Source: 511_sfbay · ID 511.org/1515301 First seen Jun 30, 2026 7:00 PM

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