Construction Resolved

Caltrans : Roadwork on I-680 Southbound between Diablo Rd (Danville) and Sycamore Valley Rd (Danville). Various lanes closed until 5 AM. From 8:00 PM Sunday, July 19, 2026 to 5:00 AM Monday, July 20, 2026.

A construction was reported on I-680 S near Contra Costa on July 20, 2026 at 3:01 AM.

Road

I-680 S

Area

Contra Costa

Address

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Started

Jul 19, 8:01 PM

Last Updated

3 months, 1 week ago

Jul 20, 4:30 AM

Resolved

Jul 20, 10:45 AM

Coordinates

37.8232, -121.9939

Update History

1 observations

Caltrans : Roadwork on I-680 Southbound between Diablo Rd (Danville) and Sycamore Valley Rd (Danville). Various lanes closed until 5 AM. From 8:00 PM Sunday, July 19, 2026 to 5:00 AM Monday, July 20, 2026. Jul 20, 4:30 AM

Source: 511_sfbay · ID 511.org/1523411 First seen Jul 20, 2026 4:30 AM

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