Construction Stale

Caltrans : Roadwork on CA-4 Westbound at Discovery Bay Blvd (Discovery Bay). All lanes closed until 5 AM. From 10:00 PM Friday, August 14, 2026 to 5:00 AM Monday, August 17, 2026.

A construction was reported on CA-4 W near Contra Costa on August 15, 2026 at 5:01 AM.

Road

CA-4 W

Area

Contra Costa

Address

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Started

Aug 14, 10:01 PM

Last Updated

5 hours, 52 minutes ago

Aug 14, 11:15 PM

Coordinates

37.8909, -121.5700

Update History

1 observations

Caltrans : Roadwork on CA-4 Westbound at Discovery Bay Blvd (Discovery Bay). All lanes closed until 5 AM. From 10:00 PM Friday, August 14, 2026 to 5:00 AM Monday, August 17, 2026. Aug 14, 11:15 PM

Source: 511_sfbay · ID 511.org/1535944 First seen Aug 14, 2026 11:15 PM

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