Construction Resolved

Caltrans : Roadwork on CA-4 Westbound between Sand Creek Rd (Brentwood) and Lone Tree Way Bypass (Antioch). Lane closed until 10-30 PM. From 6:30 PM Tuesday, August 11, 2026 to 10:30 PM Tuesday, August 11, 2026.

A construction was reported on CA-4 W near Contra Costa on August 12, 2026 at 1:30 AM.

Road

CA-4 W

Area

Contra Costa

Address

Loading…

Started

Aug 11, 6:30 PM

Last Updated

2 months, 2 weeks ago

Aug 11, 7:00 PM

Resolved

Aug 12, 1:15 AM

Coordinates

37.9439, -121.7416

Update History

1 observations

Caltrans : Roadwork on CA-4 Westbound between Sand Creek Rd (Brentwood) and Lone Tree Way Bypass (Antioch). Lane closed until 10-30 PM. From 6:30 PM Tuesday, August 11, 2026 to 10:30 PM Tuesday, August 11, 2026. Aug 11, 7:00 PM

Source: 511_sfbay · ID 511.org/1534193 First seen Aug 11, 2026 7:00 PM

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