Construction Active

Caltrans : Roadwork on CA-4 Eastbound and Westbound between Byron Hwy (Brentwood) and Walnut Blvd (Brentwood). All lanes closed. Avoid the area. From 7:00 PM Thursday, November 05, 2026 to 5:00 AM Friday, November 06, 2026.

A construction was reported on CA-4 W near Contra Costa on November 6, 2026 at 3:00 AM.

Road

CA-4 W

Area

Contra Costa

Address

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Started

Nov 5, 7:00 PM

Last Updated

4 minutes ago

Nov 5, 9:15 PM

Coordinates

37.8964, -121.6414

Update History

1 observations

Caltrans : Roadwork on CA-4 Eastbound and Westbound between Byron Hwy (Brentwood) and Walnut Blvd (Brentwood). All lanes closed. Avoid the area. From 7:00 PM Thursday, November 05, 2026 to 5:00 AM Friday, November 06, 2026. Nov 5, 7:15 PM

Source: 511_sfbay · ID 511.org/1573471 First seen Nov 5, 2026 7:15 PM

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