Construction Resolved

Caltrans : Roadwork on CA-4 Eastbound between Sand Creek Rd (Brentwood) and Balfour Rd (Antioch). Various lanes closed until 8 AM. From 8:00 PM Wednesday, July 22, 2026 to 8:00 AM Thursday, July 23, 2026.

A construction was reported on CA-4 E near Contra Costa on July 23, 2026 at 3:01 AM.

Road

CA-4 E

Area

Contra Costa

Address

Loading…

Started

Jul 22, 8:01 PM

Last Updated

1 week, 2 days ago

Jul 23, 5:30 AM

Resolved

Jul 23, 11:45 AM

Coordinates

37.9438, -121.7420

Update History

3 observations

Caltrans : Roadwork on CA-4 Eastbound between Sand Creek Rd (Brentwood) and Balfour Rd (Antioch). Various lanes closed until 8 AM. From 8:00 PM Wednesday, July 22, 2026 to 8:00 AM Thursday, July 23, 2026. Jul 23, 5:30 AM

Caltrans : Roadwork on CA-4 Eastbound between Sand Creek Rd (Brentwood) and Balfour Rd (Antioch). Various lanes closed until 8 AM. From 8:00 PM Wednesday, July 22, 2026 to 8:00 AM Thursday, July 23, 2026. Jul 23, 5:15 AM

Caltrans : Roadwork on CA-4 Eastbound between Sand Creek Rd (Brentwood) and Balfour Rd (Antioch). Various lanes closed until 8 AM. From 8:00 PM Wednesday, July 22, 2026 to 8:00 AM Thursday, July 23, 2026. Jul 23, 4:30 AM

Source: 511_sfbay · ID 511.org/1524907 First seen Jul 23, 2026 4:30 AM