Construction Active

Caltrans : Roadwork on CA-4 Eastbound between Lone Tree Way Bypass (Antioch) and Sand Creek Rd (Brentwood). Right lane and shoulder closed until 8 AM. From 8:00 PM Thursday, August 13, 2026 to 8:00 AM Friday, August 14, 2026.

A construction was reported on CA-4 E near Contra Costa on August 14, 2026 at 3:01 AM.

Road

CA-4 E

Area

Contra Costa

Address

Loading…

Started

Aug 13, 8:01 PM

Last Updated

1 minute ago

Aug 14, 4:00 AM

Coordinates

37.9619, -121.7431

Update History

7 observations

Caltrans : Roadwork on CA-4 Eastbound between Lone Tree Way Bypass (Antioch) and Sand Creek Rd (Brentwood). Right lane and shoulder closed until 8 AM. From 8:00 PM Thursday, August 13, 2026 to 8:00 AM Friday, August 14, 2026. Aug 14, 4:00 AM

Caltrans : Roadwork on CA-4 Eastbound between Lone Tree Way Bypass (Antioch) and Sand Creek Rd (Brentwood). Right lane and shoulder closed until 8 AM. From 8:00 PM Thursday, August 13, 2026 to 8:00 AM Friday, August 14, 2026. Aug 13, 11:45 PM

Caltrans : Roadwork on CA-4 Eastbound between Lone Tree Way Bypass (Antioch) and Sand Creek Rd (Brentwood). Right lane and shoulder closed until 8 AM. From 8:00 PM Thursday, August 13, 2026 to 8:00 AM Friday, August 14, 2026. Aug 13, 9:45 PM

Caltrans : Roadwork on CA-4 Eastbound between Lone Tree Way Bypass (Antioch) and Sand Creek Rd (Brentwood). Right lane and shoulder closed until 8 AM. From 8:00 PM Thursday, August 13, 2026 to 8:00 AM Friday, August 14, 2026. Aug 13, 9:30 PM

Caltrans : Roadwork on CA-4 Eastbound between Lone Tree Way Bypass (Antioch) and Sand Creek Rd (Brentwood). Right lane and shoulder closed until 8 AM. From 8:00 PM Thursday, August 13, 2026 to 8:00 AM Friday, August 14, 2026. Aug 13, 9:15 PM

Caltrans : Roadwork on CA-4 Eastbound between Lone Tree Way Bypass (Antioch) and Sand Creek Rd (Brentwood). Right lane and shoulder closed until 8 AM. From 8:00 PM Thursday, August 13, 2026 to 8:00 AM Friday, August 14, 2026. Aug 13, 9:00 PM

Caltrans : Roadwork on CA-4 Eastbound between Lone Tree Way Bypass (Antioch) and Sand Creek Rd (Brentwood). Right lane and shoulder closed until 8 AM. From 8:00 PM Thursday, August 13, 2026 to 8:00 AM Friday, August 14, 2026. Aug 13, 8:45 PM

Source: 511_sfbay · ID 511.org/1535349 First seen Aug 13, 2026 8:45 PM