Construction Resolved

Caltrans : Roadwork on CA-4 Westbound at Discovery Bay Blvd (Discovery Bay). Lane closed. One way traffic control in effect. From 8:00 PM Monday, August 24, 2026 to 4:00 AM Tuesday, August 25, 2026.

A construction was reported on CA-4 W near Contra Costa on August 25, 2026 at 3:01 AM.

Road

CA-4 W

Area

Contra Costa

Address

Loading…

Started

Aug 24, 8:01 PM

Last Updated

2 months ago

Aug 24, 9:30 PM

Resolved

Aug 25, 3:45 AM

Coordinates

37.8909, -121.5700

Update History

1 observations

Caltrans : Roadwork on CA-4 Westbound at Discovery Bay Blvd (Discovery Bay). Lane closed. One way traffic control in effect. From 8:00 PM Monday, August 24, 2026 to 4:00 AM Tuesday, August 25, 2026. Aug 24, 9:30 PM

Source: 511_sfbay · ID 511.org/1540277 First seen Aug 24, 2026 9:30 PM

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