Construction Resolved

Caltrans : Roadwork on CA-4 Eastbound at Byron Hwy (Brentwood). Right lane and shoulder closed until 5 AM. From 8:00 PM Monday, September 21, 2026 to 5:00 AM Tuesday, September 22, 2026.

A construction was reported on CA-4 E near Contra Costa on September 22, 2026 at 3:01 AM.

Road

CA-4 E

Area

Contra Costa

Address

Loading…

Started

Sep 21, 8:01 PM

Last Updated

1 month ago

Sep 22, 4:00 AM

Resolved

Sep 22, 10:00 AM

Coordinates

37.8964, -121.6416

Update History

7 observations

Caltrans : Roadwork on CA-4 Eastbound at Byron Hwy (Brentwood). Right lane and shoulder closed until 5 AM. From 8:00 PM Monday, September 21, 2026 to 5:00 AM Tuesday, September 22, 2026. Sep 22, 4:00 AM

Caltrans : Roadwork on CA-4 Eastbound at Byron Hwy (Brentwood). Right lane and shoulder closed until 5 AM. From 8:00 PM Monday, September 21, 2026 to 5:00 AM Tuesday, September 22, 2026. Sep 22, 3:45 AM

Caltrans : Roadwork on CA-4 Eastbound at Byron Hwy (Brentwood). Right lane and shoulder closed until 5 AM. From 8:00 PM Monday, September 21, 2026 to 5:00 AM Tuesday, September 22, 2026. Sep 22, 1:45 AM

Caltrans : Roadwork on CA-4 Eastbound at Byron Hwy (Brentwood). Right lane and shoulder closed until 5 AM. From 8:00 PM Monday, September 21, 2026 to 5:00 AM Tuesday, September 22, 2026. Sep 21, 11:00 PM

Caltrans : Roadwork on CA-4 Eastbound at Byron Hwy (Brentwood). Right lane and shoulder closed until 5 AM. From 8:00 PM Monday, September 21, 2026 to 5:00 AM Tuesday, September 22, 2026. Sep 21, 10:45 PM

Caltrans : Roadwork on CA-4 Eastbound at Byron Hwy (Brentwood). Right lane and shoulder closed until 5 AM. From 8:00 PM Monday, September 21, 2026 to 5:00 AM Tuesday, September 22, 2026. Sep 21, 10:30 PM

Caltrans : Roadwork on CA-4 Eastbound at Byron Hwy (Brentwood). Right lane and shoulder closed until 5 AM. From 8:00 PM Monday, September 21, 2026 to 5:00 AM Tuesday, September 22, 2026. Sep 21, 10:15 PM

Source: 511_sfbay · ID 511.org/1552738 First seen Sep 21, 2026 10:15 PM