Construction Resolved

Caltrans : Roadwork on CA-4 Westbound at Discovery Bay Blvd (Discovery Bay). All lanes closed until 5 AM. From 10:00 PM Friday, July 10, 2026 to 5:00 AM Monday, July 13, 2026.

A construction was reported on CA-4 W near Contra Costa on July 11, 2026 at 5:01 AM.

Road

CA-4 W

Area

Contra Costa

Address

Loading…

Started

Jul 10, 10:01 PM

Last Updated

3 months, 2 weeks ago

Jul 12, 7:30 PM

Resolved

Jul 13, 1:30 AM

Coordinates

37.8909, -121.5700

Update History

20 observations

Caltrans : Roadwork on CA-4 Westbound at Discovery Bay Blvd (Discovery Bay). All lanes closed until 5 AM. From 10:00 PM Friday, July 10, 2026 to 5:00 AM Monday, July 13, 2026. Jul 12, 7:30 PM

Caltrans : Roadwork on CA-4 Westbound at Discovery Bay Blvd (Discovery Bay). All lanes closed until 5 AM. From 10:00 PM Friday, July 10, 2026 to 5:00 AM Monday, July 13, 2026. Jul 12, 7:15 PM

Caltrans : Roadwork on CA-4 Westbound at Discovery Bay Blvd (Discovery Bay). All lanes closed until 5 AM. From 10:00 PM Friday, July 10, 2026 to 5:00 AM Monday, July 13, 2026. Jul 12, 7:00 PM

Caltrans : Roadwork on CA-4 Westbound at Discovery Bay Blvd (Discovery Bay). All lanes closed until 5 AM. From 10:00 PM Friday, July 10, 2026 to 5:00 AM Monday, July 13, 2026. Jul 12, 6:45 PM

Caltrans : Roadwork on CA-4 Westbound at Discovery Bay Blvd (Discovery Bay). All lanes closed until 5 AM. From 10:00 PM Friday, July 10, 2026 to 5:00 AM Monday, July 13, 2026. Jul 12, 6:30 PM

Caltrans : Roadwork on CA-4 Westbound at Discovery Bay Blvd (Discovery Bay). All lanes closed until 5 AM. From 10:00 PM Friday, July 10, 2026 to 5:00 AM Monday, July 13, 2026. Jul 12, 6:15 PM

Caltrans : Roadwork on CA-4 Westbound at Discovery Bay Blvd (Discovery Bay). All lanes closed until 5 AM. From 10:00 PM Friday, July 10, 2026 to 5:00 AM Monday, July 13, 2026. Jul 12, 6:00 PM

Caltrans : Roadwork on CA-4 Westbound at Discovery Bay Blvd (Discovery Bay). All lanes closed until 5 AM. From 10:00 PM Friday, July 10, 2026 to 5:00 AM Monday, July 13, 2026. Jul 12, 5:45 PM

Caltrans : Roadwork on CA-4 Westbound at Discovery Bay Blvd (Discovery Bay). All lanes closed until 5 AM. From 10:00 PM Friday, July 10, 2026 to 5:00 AM Monday, July 13, 2026. Jul 12, 5:30 PM

Caltrans : Roadwork on CA-4 Westbound at Discovery Bay Blvd (Discovery Bay). All lanes closed until 5 AM. From 10:00 PM Friday, July 10, 2026 to 5:00 AM Monday, July 13, 2026. Jul 12, 5:15 PM

Caltrans : Roadwork on CA-4 Westbound at Discovery Bay Blvd (Discovery Bay). All lanes closed until 5 AM. From 10:00 PM Friday, July 10, 2026 to 5:00 AM Monday, July 13, 2026. Jul 12, 5:00 PM

Caltrans : Roadwork on CA-4 Westbound at Discovery Bay Blvd (Discovery Bay). All lanes closed until 5 AM. From 10:00 PM Friday, July 10, 2026 to 5:00 AM Monday, July 13, 2026. Jul 12, 4:45 PM

Caltrans : Roadwork on CA-4 Westbound at Discovery Bay Blvd (Discovery Bay). All lanes closed until 5 AM. From 10:00 PM Friday, July 10, 2026 to 5:00 AM Monday, July 13, 2026. Jul 12, 4:30 PM

Caltrans : Roadwork on CA-4 Westbound at Discovery Bay Blvd (Discovery Bay). All lanes closed until 5 AM. From 10:00 PM Friday, July 10, 2026 to 5:00 AM Monday, July 13, 2026. Jul 12, 4:15 PM

Caltrans : Roadwork on CA-4 Westbound at Discovery Bay Blvd (Discovery Bay). All lanes closed until 5 AM. From 10:00 PM Friday, July 10, 2026 to 5:00 AM Monday, July 13, 2026. Jul 12, 4:00 PM

Caltrans : Roadwork on CA-4 Westbound at Discovery Bay Blvd (Discovery Bay). All lanes closed until 5 AM. From 10:00 PM Friday, July 10, 2026 to 5:00 AM Monday, July 13, 2026. Jul 12, 3:45 PM

Caltrans : Roadwork on CA-4 Westbound at Discovery Bay Blvd (Discovery Bay). All lanes closed until 5 AM. From 10:00 PM Friday, July 10, 2026 to 5:00 AM Monday, July 13, 2026. Jul 12, 3:30 PM

Caltrans : Roadwork on CA-4 Westbound at Discovery Bay Blvd (Discovery Bay). All lanes closed until 5 AM. From 10:00 PM Friday, July 10, 2026 to 5:00 AM Monday, July 13, 2026. Jul 12, 3:15 PM

Caltrans : Roadwork on CA-4 Westbound at Discovery Bay Blvd (Discovery Bay). All lanes closed until 5 AM. From 10:00 PM Friday, July 10, 2026 to 5:00 AM Monday, July 13, 2026. Jul 12, 2:45 PM

Caltrans : Roadwork on CA-4 Westbound at Discovery Bay Blvd (Discovery Bay). All lanes closed until 5 AM. From 10:00 PM Friday, July 10, 2026 to 5:00 AM Monday, July 13, 2026. Jul 12, 2:30 PM

Source: 511_sfbay · ID 511.org/1519588 First seen Jul 11, 2026 2:15 AM