Construction Resolved

Caltrans : Roadwork on CA-4 Westbound entering at Sand Creek Rd (Brentwood). On Ramp closed until 5 AM. From 7:00 PM Wednesday, September 23, 2026 to 5:00 AM Thursday, September 24, 2026.

A construction was reported on CA-4 W near Contra Costa on September 24, 2026 at 2:01 AM.

Road

CA-4 W

Area

Contra Costa

Address

Loading…

Started

Sep 23, 7:01 PM

Last Updated

1 month ago

Sep 24, 3:45 AM

Resolved

Sep 24, 9:45 AM

Coordinates

37.9437, -121.7411

Update History

4 observations

Caltrans : Roadwork on CA-4 Westbound entering at Sand Creek Rd (Brentwood). On Ramp closed until 5 AM. From 7:00 PM Wednesday, September 23, 2026 to 5:00 AM Thursday, September 24, 2026. Sep 24, 3:45 AM

Caltrans : Roadwork on CA-4 Westbound entering at Sand Creek Rd (Brentwood). On Ramp closed until 5 AM. From 7:00 PM Wednesday, September 23, 2026 to 5:00 AM Thursday, September 24, 2026. Sep 23, 10:15 PM

Caltrans : Roadwork on CA-4 Westbound entering at Sand Creek Rd (Brentwood). On Ramp closed until 5 AM. From 7:00 PM Wednesday, September 23, 2026 to 5:00 AM Thursday, September 24, 2026. Sep 23, 10:00 PM

Caltrans : Roadwork on CA-4 Westbound entering at Sand Creek Rd (Brentwood). On Ramp closed until 5 AM. From 7:00 PM Wednesday, September 23, 2026 to 5:00 AM Thursday, September 24, 2026. Sep 23, 9:15 PM

Source: 511_sfbay · ID 511.org/1553814 First seen Sep 23, 2026 9:15 PM