Construction Resolved

Caltrans : Roadwork on CA-4 Westbound exiting at Hillcrest Ave (Antioch). Off Ramp closed until 6 AM. From 10:00 PM Sunday, August 09, 2026 to 6:00 AM Monday, August 10, 2026.

A construction was reported on CA-4 W near Contra Costa on August 10, 2026 at 5:01 AM.

Road

CA-4 W

Area

Contra Costa

Address

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Started

Aug 9, 10:01 PM

Last Updated

2 months, 2 weeks ago

Aug 10, 6:00 AM

Resolved

Aug 10, 12:00 PM

Coordinates

37.9956, -121.7802

Update History

4 observations

Caltrans : Roadwork on CA-4 Westbound exiting at Hillcrest Ave (Antioch). Off Ramp closed until 6 AM. From 10:00 PM Sunday, August 09, 2026 to 6:00 AM Monday, August 10, 2026. Aug 10, 6:00 AM

Caltrans : Roadwork on CA-4 Westbound exiting at Hillcrest Ave (Antioch). Off Ramp closed until 6 AM. From 10:00 PM Sunday, August 09, 2026 to 6:00 AM Monday, August 10, 2026. Aug 10, 5:45 AM

Caltrans : Roadwork on CA-4 Westbound exiting at Hillcrest Ave (Antioch). Off Ramp closed until 6 AM. From 10:00 PM Sunday, August 09, 2026 to 6:00 AM Monday, August 10, 2026. Aug 10, 5:30 AM

Caltrans : Roadwork on CA-4 Westbound exiting at Hillcrest Ave (Antioch). Off Ramp closed until 6 AM. From 10:00 PM Sunday, August 09, 2026 to 6:00 AM Monday, August 10, 2026. Aug 10, 5:15 AM

Source: 511_sfbay · ID 511.org/1533314 First seen Aug 10, 2026 5:15 AM