Construction Resolved

Caltrans : Roadwork on CA-4 Eastbound between Lone Tree Way Bypass (Antioch) and Sand Creek Rd (Brentwood). Left lane and shoulder closed until 8 AM. From 8:00 PM Wednesday, July 08, 2026 to 8:00 AM Thursday, July 09, 2026.

A construction was reported on CA-4 E near Contra Costa on July 9, 2026 at 3:01 AM.

Road

CA-4 E

Area

Contra Costa

Address

Loading…

Started

Jul 8, 8:01 PM

Last Updated

3 months, 2 weeks ago

Jul 9, 5:30 AM

Resolved

Jul 9, 11:45 AM

Coordinates

37.9619, -121.7431

Update History

3 observations

Caltrans : Roadwork on CA-4 Eastbound between Lone Tree Way Bypass (Antioch) and Sand Creek Rd (Brentwood). Left lane and shoulder closed until 8 AM. From 8:00 PM Wednesday, July 08, 2026 to 8:00 AM Thursday, July 09, 2026. Jul 9, 5:30 AM

Caltrans : Roadwork on CA-4 Eastbound between Lone Tree Way Bypass (Antioch) and Sand Creek Rd (Brentwood). Left lane and shoulder closed until 8 AM. From 8:00 PM Wednesday, July 08, 2026 to 8:00 AM Thursday, July 09, 2026. Jul 9, 5:15 AM

Caltrans : Roadwork on CA-4 Eastbound between Lone Tree Way Bypass (Antioch) and Sand Creek Rd (Brentwood). Left lane and shoulder closed until 8 AM. From 8:00 PM Wednesday, July 08, 2026 to 8:00 AM Thursday, July 09, 2026. Jul 9, 4:00 AM

Source: 511_sfbay · ID 511.org/1518528 First seen Jul 9, 2026 4:00 AM