Construction Resolved

Caltrans : Roadwork on CA-4 Eastbound between Balfour Rd (Brentwood) and Walnut Blvd (Brentwood). All lanes closed. Avoid the area. From 7:00 PM Tuesday, September 29, 2026 to 8:00 AM Wednesday, September 30, 2026.

A construction was reported on CA-4 E near Contra Costa on September 30, 2026 at 2:00 AM.

Road

CA-4 E

Area

Contra Costa

Address

Loading…

Started

Sep 29, 7:00 PM

Last Updated

3 weeks, 6 days ago

Sep 30, 7:45 AM

Resolved

Sep 30, 2:00 PM

Coordinates

37.9251, -121.7331

Update History

2 observations

Caltrans : Roadwork on CA-4 Eastbound between Balfour Rd (Brentwood) and Walnut Blvd (Brentwood). All lanes closed. Avoid the area. From 7:00 PM Tuesday, September 29, 2026 to 8:00 AM Wednesday, September 30, 2026. Sep 30, 5:30 AM

Caltrans : Roadwork on CA-4 Eastbound between Balfour Rd (Brentwood) and Walnut Blvd (Brentwood). All lanes closed. Avoid the area. From 7:00 PM Tuesday, September 29, 2026 to 8:00 AM Wednesday, September 30, 2026. Sep 29, 7:15 PM

Source: 511_sfbay · ID 511.org/1556495 First seen Sep 29, 2026 7:15 PM