Construction Resolved

Caltrans : Roadwork on CA-4 Westbound entering at Sand Creek Rd (Brentwood). On Ramp closed until 5 AM. From 7:00 PM Sunday, August 16, 2026 to 5:00 AM Monday, August 17, 2026.

A construction was reported on CA-4 W near Contra Costa on August 17, 2026 at 2:01 AM.

Road

CA-4 W

Area

Contra Costa

Address

Loading…

Started

Aug 16, 7:01 PM

Last Updated

2 months, 1 week ago

Aug 16, 10:30 PM

Resolved

Aug 17, 4:45 AM

Coordinates

37.9437, -121.7411

Update History

11 observations

Caltrans : Roadwork on CA-4 Westbound entering at Sand Creek Rd (Brentwood). On Ramp closed until 5 AM. From 7:00 PM Sunday, August 16, 2026 to 5:00 AM Monday, August 17, 2026. Aug 16, 10:30 PM

Caltrans : Roadwork on CA-4 Westbound entering at Sand Creek Rd (Brentwood). On Ramp closed until 5 AM. From 7:00 PM Sunday, August 16, 2026 to 5:00 AM Monday, August 17, 2026. Aug 16, 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 Sunday, August 16, 2026 to 5:00 AM Monday, August 17, 2026. Aug 16, 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 Sunday, August 16, 2026 to 5:00 AM Monday, August 17, 2026. Aug 16, 9:45 PM

Caltrans : Roadwork on CA-4 Westbound entering at Sand Creek Rd (Brentwood). On Ramp closed until 5 AM. From 7:00 PM Sunday, August 16, 2026 to 5:00 AM Monday, August 17, 2026. Aug 16, 9:30 PM

Caltrans : Roadwork on CA-4 Westbound entering at Sand Creek Rd (Brentwood). On Ramp closed until 5 AM. From 7:00 PM Sunday, August 16, 2026 to 5:00 AM Monday, August 17, 2026. Aug 16, 9:15 PM

Caltrans : Roadwork on CA-4 Westbound entering at Sand Creek Rd (Brentwood). On Ramp closed until 5 AM. From 7:00 PM Sunday, August 16, 2026 to 5:00 AM Monday, August 17, 2026. Aug 16, 9:00 PM

Caltrans : Roadwork on CA-4 Westbound entering at Sand Creek Rd (Brentwood). On Ramp closed until 5 AM. From 7:00 PM Sunday, August 16, 2026 to 5:00 AM Monday, August 17, 2026. Aug 16, 8:45 PM

Caltrans : Roadwork on CA-4 Westbound entering at Sand Creek Rd (Brentwood). On Ramp closed until 5 AM. From 7:00 PM Sunday, August 16, 2026 to 5:00 AM Monday, August 17, 2026. Aug 16, 8:30 PM

Caltrans : Roadwork on CA-4 Westbound entering at Sand Creek Rd (Brentwood). On Ramp closed until 5 AM. From 7:00 PM Sunday, August 16, 2026 to 5:00 AM Monday, August 17, 2026. Aug 16, 8:15 PM

Caltrans : Roadwork on CA-4 Westbound entering at Sand Creek Rd (Brentwood). On Ramp closed until 5 AM. From 7:00 PM Sunday, August 16, 2026 to 5:00 AM Monday, August 17, 2026. Aug 16, 8:00 PM

Source: 511_sfbay · ID 511.org/1536490 First seen Aug 16, 2026 8:00 PM