Construction Active

Caltrans : Roadwork on CA-4 Westbound between Pacheco Blvd (Pacheco) and Center Ave (Martinez). Various lanes closed until 6 AM. From 7:00 PM Tuesday, August 18, 2026 to 6:00 AM Wednesday, August 19, 2026.

A construction was reported on CA-4 W near Contra Costa on August 19, 2026 at 2:01 AM.

Address
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Started
Aug 18, 7:01 PM
Last Updated
10 minutes ago
Aug 18, 8:30 PM
Coordinates
37.9934, -122.0737
4 observations
Caltrans : Roadwork on CA-4 Westbound between Pacheco Blvd (Pacheco) and Center Ave (Martinez). Various lanes closed until 6 AM. From 7:00 PM Tuesday, August 18, 2026 to 6:00 AM Wednesday, August 19, 2026. Aug 18, 8:30 PM
Caltrans : Roadwork on CA-4 Westbound between Pacheco Blvd (Pacheco) and Center Ave (Martinez). Various lanes closed until 6 AM. From 7:00 PM Tuesday, August 18, 2026 to 6:00 AM Wednesday, August 19, 2026. Aug 18, 8:15 PM
Caltrans : Roadwork on CA-4 Westbound between Pacheco Blvd (Pacheco) and Center Ave (Martinez). Various lanes closed until 6 AM. From 7:00 PM Tuesday, August 18, 2026 to 6:00 AM Wednesday, August 19, 2026. Aug 18, 8:00 PM
Caltrans : Roadwork on CA-4 Westbound between Pacheco Blvd (Pacheco) and Center Ave (Martinez). Various lanes closed until 6 AM. From 7:00 PM Tuesday, August 18, 2026 to 6:00 AM Wednesday, August 19, 2026. Aug 18, 7:45 PM
Source: 511_sfbay · ID 511.org/1537509 First seen Aug 18, 2026 7:45 PM