Construction Active

Caltrans : Roadwork on CA-4 Westbound entering at Hillcrest Ave (Antioch). On Ramp closed until 5 AM. From 7:00 PM Thursday, July 30, 2026 to 5:00 AM Friday, July 31, 2026.

A construction was reported on CA-4 W near Contra Costa on July 31, 2026 at 2:01 AM.

Road

CA-4 W

Area

Contra Costa

Address

Loading…

Started

Jul 30, 7:01 PM

Last Updated

7 minutes ago

Jul 30, 9:30 PM

Coordinates

37.9972, -121.7838

Update History

5 observations

Caltrans : Roadwork on CA-4 Westbound entering at Hillcrest Ave (Antioch). On Ramp closed until 5 AM. From 7:00 PM Thursday, July 30, 2026 to 5:00 AM Friday, July 31, 2026. Jul 30, 9:30 PM

Caltrans : Roadwork on CA-4 Westbound entering at Hillcrest Ave (Antioch). On Ramp closed until 5 AM. From 7:00 PM Thursday, July 30, 2026 to 5:00 AM Friday, July 31, 2026. Jul 30, 9:15 PM

Caltrans : Roadwork on CA-4 Westbound entering at Hillcrest Ave (Antioch). On Ramp closed until 5 AM. From 7:00 PM Thursday, July 30, 2026 to 5:00 AM Friday, July 31, 2026. Jul 30, 9:00 PM

Caltrans : Roadwork on CA-4 Westbound entering at Hillcrest Ave (Antioch). On Ramp closed until 5 AM. From 7:00 PM Thursday, July 30, 2026 to 5:00 AM Friday, July 31, 2026. Jul 30, 8:15 PM

Caltrans : Roadwork on CA-4 Westbound entering at Hillcrest Ave (Antioch). On Ramp closed until 5 AM. From 7:00 PM Thursday, July 30, 2026 to 5:00 AM Friday, July 31, 2026. Jul 30, 8:00 PM

Source: 511_sfbay · ID 511.org/1528792 First seen Jul 30, 2026 8:00 PM