Construction Active

Caltrans : Roadwork on CA-4 Westbound between Lone Tree Way Bypass (Antioch) and Laurel Rd (Antioch). Right lane and shoulder closed until 5 AM. From 7:00 PM Sunday, August 30, 2026 to 5:00 AM Monday, August 31, 2026.

A construction was reported on CA-4 W near Contra Costa on August 31, 2026 at 2:01 AM.

Road

CA-4 W

Area

Contra Costa

Address

Loading…

Started

Aug 30, 7:01 PM

Last Updated

13 minutes ago

Aug 30, 10:15 PM

Coordinates

37.9614, -121.7429

Update History

3 observations

Caltrans : Roadwork on CA-4 Westbound between Lone Tree Way Bypass (Antioch) and Laurel Rd (Antioch). Right lane and shoulder closed until 5 AM. From 7:00 PM Sunday, August 30, 2026 to 5:00 AM Monday, August 31, 2026. Aug 30, 10:15 PM

Caltrans : Roadwork on CA-4 Westbound between Lone Tree Way Bypass (Antioch) and Laurel Rd (Antioch). Right lane and shoulder closed until 5 AM. From 7:00 PM Sunday, August 30, 2026 to 5:00 AM Monday, August 31, 2026. Aug 30, 10:00 PM

Caltrans : Roadwork on CA-4 Westbound between Lone Tree Way Bypass (Antioch) and Laurel Rd (Antioch). Right lane and shoulder closed until 5 AM. From 7:00 PM Sunday, August 30, 2026 to 5:00 AM Monday, August 31, 2026. Aug 30, 9:45 PM

Source: 511_sfbay · ID 511.org/1542985 First seen Aug 30, 2026 9:45 PM