Construction Resolved

Caltrans : Roadwork on CA-4 Westbound exiting at Hillcrest Ave (Antioch). Off Ramp closed until 5 AM. From 7:00 PM Wednesday, September 16, 2026 to 5:00 AM Thursday, September 17, 2026.

A construction was reported on CA-4 W near Contra Costa on September 17, 2026 at 2:01 AM.

Road

CA-4 W

Area

Contra Costa

Address

Loading…

Started

Sep 16, 7:01 PM

Last Updated

1 month, 1 week ago

Sep 17, 5:00 AM

Resolved

Sep 17, 11:00 AM

Coordinates

37.9957, -121.7808

Update History

11 observations

Caltrans : Roadwork on CA-4 Westbound exiting at Hillcrest Ave (Antioch). Off Ramp closed until 5 AM. From 7:00 PM Wednesday, September 16, 2026 to 5:00 AM Thursday, September 17, 2026. Sep 17, 5:00 AM

Caltrans : Roadwork on CA-4 Westbound exiting at Hillcrest Ave (Antioch). Off Ramp closed until 5 AM. From 7:00 PM Wednesday, September 16, 2026 to 5:00 AM Thursday, September 17, 2026. Sep 17, 3:15 AM

Caltrans : Roadwork on CA-4 Westbound exiting at Hillcrest Ave (Antioch). Off Ramp closed until 5 AM. From 7:00 PM Wednesday, September 16, 2026 to 5:00 AM Thursday, September 17, 2026. Sep 17, 3:00 AM

Caltrans : Roadwork on CA-4 Westbound exiting at Hillcrest Ave (Antioch). Off Ramp closed until 5 AM. From 7:00 PM Wednesday, September 16, 2026 to 5:00 AM Thursday, September 17, 2026. Sep 17, 2:45 AM

Caltrans : Roadwork on CA-4 Westbound exiting at Hillcrest Ave (Antioch). Off Ramp closed until 5 AM. From 7:00 PM Wednesday, September 16, 2026 to 5:00 AM Thursday, September 17, 2026. Sep 17, 12:00 AM

Caltrans : Roadwork on CA-4 Westbound exiting at Hillcrest Ave (Antioch). Off Ramp closed until 5 AM. From 7:00 PM Wednesday, September 16, 2026 to 5:00 AM Thursday, September 17, 2026. Sep 16, 11:45 PM

Caltrans : Roadwork on CA-4 Westbound exiting at Hillcrest Ave (Antioch). Off Ramp closed until 5 AM. From 7:00 PM Wednesday, September 16, 2026 to 5:00 AM Thursday, September 17, 2026. Sep 16, 11:30 PM

Caltrans : Roadwork on CA-4 Westbound exiting at Hillcrest Ave (Antioch). Off Ramp closed until 5 AM. From 7:00 PM Wednesday, September 16, 2026 to 5:00 AM Thursday, September 17, 2026. Sep 16, 10:15 PM

Caltrans : Roadwork on CA-4 Westbound exiting at Hillcrest Ave (Antioch). Off Ramp closed until 5 AM. From 7:00 PM Wednesday, September 16, 2026 to 5:00 AM Thursday, September 17, 2026. Sep 16, 10:00 PM

Caltrans : Roadwork on CA-4 Westbound exiting at Hillcrest Ave (Antioch). Off Ramp closed until 5 AM. From 7:00 PM Wednesday, September 16, 2026 to 5:00 AM Thursday, September 17, 2026. Sep 16, 9:30 PM

Caltrans : Roadwork on CA-4 Westbound exiting at Hillcrest Ave (Antioch). Off Ramp closed until 5 AM. From 7:00 PM Wednesday, September 16, 2026 to 5:00 AM Thursday, September 17, 2026. Sep 16, 9:15 PM

Source: 511_sfbay · ID 511.org/1550575 First seen Sep 16, 2026 9:15 PM