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Caltrans : Roadwork on CA-4 Westbound between Laurel Rd (Antioch) and CA-160 (Antioch). Right lane and shoulder closed until 5 AM. From 7:00 PM Thursday, September 17, 2026 to 5:00 AM Friday, September 18, 2026.

A construction was reported on CA-4 W near Contra Costa on September 18, 2026 at 2:01 AM.

Address
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Started
Sep 17, 7:01 PM
Last Updated
1 month, 1 week ago
Sep 18, 5:00 AM
Resolved
Sep 18, 11:00 AM
Coordinates
37.9789, -121.7439
Update History
7 observations
Caltrans : Roadwork on CA-4 Westbound between Laurel Rd (Antioch) and CA-160 (Antioch). Right lane and shoulder closed until 5 AM. From 7:00 PM Thursday, September 17, 2026 to 5:00 AM Friday, September 18, 2026. Sep 18, 5:00 AM
Caltrans : Roadwork on CA-4 Westbound between Laurel Rd (Antioch) and CA-160 (Antioch). Right lane and shoulder closed until 5 AM. From 7:00 PM Thursday, September 17, 2026 to 5:00 AM Friday, September 18, 2026. Sep 18, 4:45 AM
Caltrans : Roadwork on CA-4 Westbound between Laurel Rd (Antioch) and CA-160 (Antioch). Right lane and shoulder closed until 5 AM. From 7:00 PM Thursday, September 17, 2026 to 5:00 AM Friday, September 18, 2026. Sep 18, 4:30 AM
Caltrans : Roadwork on CA-4 Westbound between Laurel Rd (Antioch) and CA-160 (Antioch). Right lane and shoulder closed until 5 AM. From 7:00 PM Thursday, September 17, 2026 to 5:00 AM Friday, September 18, 2026. Sep 18, 4:15 AM
Caltrans : Roadwork on CA-4 Westbound between Laurel Rd (Antioch) and CA-160 (Antioch). Right lane and shoulder closed until 5 AM. From 7:00 PM Thursday, September 17, 2026 to 5:00 AM Friday, September 18, 2026. Sep 17, 11:30 PM
Caltrans : Roadwork on CA-4 Westbound between Laurel Rd (Antioch) and CA-160 (Antioch). Right lane and shoulder closed until 5 AM. From 7:00 PM Thursday, September 17, 2026 to 5:00 AM Friday, September 18, 2026. Sep 17, 11:00 PM
Caltrans : Roadwork on CA-4 Westbound between Laurel Rd (Antioch) and CA-160 (Antioch). Right lane and shoulder closed until 5 AM. From 7:00 PM Thursday, September 17, 2026 to 5:00 AM Friday, September 18, 2026. Sep 17, 10:45 PM
Source: 511_sfbay · ID 511.org/1551067 First seen Sep 17, 2026 10:45 PM
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