Construction Resolved

Caltrans : Roadwork on CA-4 Westbound between Balfour Rd (Antioch) and Sand Creek Rd (Brentwood). Right lane and shoulder closed until 5 AM. From 7:00 PM Friday, September 18, 2026 to 5:00 AM Saturday, September 19, 2026.

A construction was reported on CA-4 W near Contra Costa on September 19, 2026 at 2:01 AM.

Road

CA-4 W

Area

Contra Costa

Address

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Started

Sep 18, 7:01 PM

Last Updated

1 month, 1 week ago

Sep 18, 8:45 PM

Resolved

Sep 19, 2:45 AM

Coordinates

37.9252, -121.7330

Update History

1 observations

Caltrans : Roadwork on CA-4 Westbound between Balfour Rd (Antioch) and Sand Creek Rd (Brentwood). Right lane and shoulder closed until 5 AM. From 7:00 PM Friday, September 18, 2026 to 5:00 AM Saturday, September 19, 2026. Sep 18, 8:45 PM

Source: 511_sfbay · ID 511.org/1551608 First seen Sep 18, 2026 8:45 PM

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