Construction Resolved

Caltrans : Roadwork on I-680 Southbound between Bollinger Canyon Rd (San Ramon) and Alcosta Blvd (San Ramon). Various lanes closed until 5 AM. From 8:00 PM Monday, June 29, 2026 to 5:00 AM Tuesday, June 30, 2026.

A construction was reported on I-680 S near Contra Costa on June 30, 2026 at 3:01 AM.

Road

I-680 S

Area

Contra Costa

Address

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Started

Jun 29, 8:01 PM

Last Updated

3 months, 3 weeks ago

Jun 30, 5:00 AM

Resolved

Jun 30, 11:00 AM

Coordinates

37.7474, -121.9575

Update History

1 observations

Caltrans : Roadwork on I-680 Southbound between Bollinger Canyon Rd (San Ramon) and Alcosta Blvd (San Ramon). Various lanes closed until 5 AM. From 8:00 PM Monday, June 29, 2026 to 5:00 AM Tuesday, June 30, 2026. Jun 30, 5:00 AM

Source: 511_sfbay · ID 511.org/1514969 First seen Jun 30, 2026 5:00 AM

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