Construction Resolved

Caltrans : Roadwork on CA-4 Eastbound and Westbound between Byron Hwy (Brentwood) and Balfour Rd (Antioch). All lanes closed. Avoid the area. From 7:00 PM Tuesday, October 06, 2026 to 8:00 AM Wednesday, October 07, 2026.

A construction was reported on CA-4 W near Contra Costa on October 7, 2026 at 2:00 AM.

Road

CA-4 W

Area

Contra Costa

Address

Loading…

Started

Oct 6, 7:00 PM

Last Updated

2 weeks, 6 days ago

Oct 7, 6:00 AM

Resolved

Oct 7, 12:15 PM

Coordinates

37.8964, -121.6414

Update History

2 observations

Caltrans : Roadwork on CA-4 Eastbound and Westbound between Byron Hwy (Brentwood) and Balfour Rd (Antioch). All lanes closed. Avoid the area. From 7:00 PM Tuesday, October 06, 2026 to 8:00 AM Wednesday, October 07, 2026. Oct 7, 5:45 AM

Caltrans : Roadwork on CA-4 Eastbound and Westbound between Byron Hwy (Brentwood) and Balfour Rd (Antioch). All lanes closed. Avoid the area. From 7:00 PM Tuesday, October 06, 2026 to 8:00 AM Wednesday, October 07, 2026. Oct 6, 7:00 PM

Source: 511_sfbay · ID 511.org/1559838 First seen Oct 6, 2026 7:00 PM