Construction Resolved

Caltrans : Roadwork on I-680 Southbound between Alcosta Blvd (San Ramon) and I-580 E (Pleasanton). Lanes closed until 4 AM. From 8:00 PM Friday, September 25, 2026 to 4:00 AM Saturday, September 26, 2026.

A construction was reported on I-680 S near Contra Costa on September 26, 2026 at 3:01 AM.

Road

I-680 S

Area

Contra Costa

Address

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Started

Sep 25, 8:01 PM

Last Updated

1 month ago

Sep 25, 10:15 PM

Resolved

Sep 26, 4:15 AM

Coordinates

37.7219, -121.9390

Update History

1 observations

Caltrans : Roadwork on I-680 Southbound between Alcosta Blvd (San Ramon) and I-580 E (Pleasanton). Lanes closed until 4 AM. From 8:00 PM Friday, September 25, 2026 to 4:00 AM Saturday, September 26, 2026. Sep 25, 10:15 PM

Source: 511_sfbay · ID 511.org/1555001 First seen Sep 25, 2026 10:15 PM

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