Construction Resolved

Caltrans : Roadwork on CA-4 Eastbound at Discovery Bay Blvd (Discovery Bay). Lane closed. One way traffic control in effect. From 8:00 PM Thursday, October 22, 2026 to 4:00 AM Friday, October 23, 2026.

A construction was reported on CA-4 E near Contra Costa on October 23, 2026 at 3:01 AM.

Road

CA-4 E

Area

Contra Costa

Address

Loading…

Started

Oct 22, 8:01 PM

Last Updated

4 days, 1 hour ago

Oct 23, 3:45 AM

Resolved

Oct 23, 10:00 AM

Coordinates

37.8909, -121.5700

Update History

11 observations

Caltrans : Roadwork on CA-4 Eastbound at Discovery Bay Blvd (Discovery Bay). Lane closed. One way traffic control in effect. From 8:00 PM Thursday, October 22, 2026 to 4:00 AM Friday, October 23, 2026. Oct 23, 3:45 AM

Caltrans : Roadwork on CA-4 Eastbound at Discovery Bay Blvd (Discovery Bay). Lane closed. One way traffic control in effect. From 8:00 PM Thursday, October 22, 2026 to 4:00 AM Friday, October 23, 2026. Oct 23, 2:00 AM

Caltrans : Roadwork on CA-4 Eastbound at Discovery Bay Blvd (Discovery Bay). Lane closed. One way traffic control in effect. From 8:00 PM Thursday, October 22, 2026 to 4:00 AM Friday, October 23, 2026. Oct 23, 1:45 AM

Caltrans : Roadwork on CA-4 Eastbound at Discovery Bay Blvd (Discovery Bay). Lane closed. One way traffic control in effect. From 8:00 PM Thursday, October 22, 2026 to 4:00 AM Friday, October 23, 2026. Oct 23, 1:30 AM

Caltrans : Roadwork on CA-4 Eastbound at Discovery Bay Blvd (Discovery Bay). Lane closed. One way traffic control in effect. From 8:00 PM Thursday, October 22, 2026 to 4:00 AM Friday, October 23, 2026. Oct 23, 1:15 AM

Caltrans : Roadwork on CA-4 Eastbound at Discovery Bay Blvd (Discovery Bay). Lane closed. One way traffic control in effect. From 8:00 PM Thursday, October 22, 2026 to 4:00 AM Friday, October 23, 2026. Oct 23, 1:00 AM

Caltrans : Roadwork on CA-4 Eastbound at Discovery Bay Blvd (Discovery Bay). Lane closed. One way traffic control in effect. From 8:00 PM Thursday, October 22, 2026 to 4:00 AM Friday, October 23, 2026. Oct 22, 11:45 PM

Caltrans : Roadwork on CA-4 Eastbound at Discovery Bay Blvd (Discovery Bay). Lane closed. One way traffic control in effect. From 8:00 PM Thursday, October 22, 2026 to 4:00 AM Friday, October 23, 2026. Oct 22, 11:30 PM

Caltrans : Roadwork on CA-4 Eastbound at Discovery Bay Blvd (Discovery Bay). Lane closed. One way traffic control in effect. From 8:00 PM Thursday, October 22, 2026 to 4:00 AM Friday, October 23, 2026. Oct 22, 11:15 PM

Caltrans : Roadwork on CA-4 Eastbound at Discovery Bay Blvd (Discovery Bay). Lane closed. One way traffic control in effect. From 8:00 PM Thursday, October 22, 2026 to 4:00 AM Friday, October 23, 2026. Oct 22, 11:00 PM

Caltrans : Roadwork on CA-4 Eastbound at Discovery Bay Blvd (Discovery Bay). Lane closed. One way traffic control in effect. From 8:00 PM Thursday, October 22, 2026 to 4:00 AM Friday, October 23, 2026. Oct 22, 10:45 PM

Source: 511_sfbay · ID 511.org/1567385 First seen Oct 22, 2026 10:45 PM