Construction Resolved

Caltrans : Roadwork on I-680 Southbound between Sycamore Valley Rd (Danville) and Bollinger Canyon Rd (San Ramon). Various lanes closed until 8 AM. From 8:00 PM Friday, October 16, 2026 to 8:00 AM Saturday, October 17, 2026.

A construction was reported on I-680 S near Contra Costa on October 17, 2026 at 3:01 AM.

Road

I-680 S

Area

Contra Costa

Address

Loading…

Started

Oct 16, 8:01 PM

Last Updated

1 week, 3 days ago

Oct 17, 8:00 AM

Resolved

Oct 17, 2:00 PM

Coordinates

37.8116, -121.9931

Update History

14 observations

Caltrans : Roadwork on I-680 Southbound between Sycamore Valley Rd (Danville) and Bollinger Canyon Rd (San Ramon). Various lanes closed until 8 AM. From 8:00 PM Friday, October 16, 2026 to 8:00 AM Saturday, October 17, 2026. Oct 17, 8:00 AM

Caltrans : Roadwork on I-680 Southbound between Sycamore Valley Rd (Danville) and Bollinger Canyon Rd (San Ramon). Various lanes closed until 8 AM. From 8:00 PM Friday, October 16, 2026 to 8:00 AM Saturday, October 17, 2026. Oct 17, 7:45 AM

Caltrans : Roadwork on I-680 Southbound between Sycamore Valley Rd (Danville) and Bollinger Canyon Rd (San Ramon). Various lanes closed until 8 AM. From 8:00 PM Friday, October 16, 2026 to 8:00 AM Saturday, October 17, 2026. Oct 17, 7:30 AM

Caltrans : Roadwork on I-680 Southbound between Sycamore Valley Rd (Danville) and Bollinger Canyon Rd (San Ramon). Various lanes closed until 8 AM. From 8:00 PM Friday, October 16, 2026 to 8:00 AM Saturday, October 17, 2026. Oct 17, 6:15 AM

Caltrans : Roadwork on I-680 Southbound between Sycamore Valley Rd (Danville) and Bollinger Canyon Rd (San Ramon). Various lanes closed until 8 AM. From 8:00 PM Friday, October 16, 2026 to 8:00 AM Saturday, October 17, 2026. Oct 17, 6:00 AM

Caltrans : Roadwork on I-680 Southbound between Sycamore Valley Rd (Danville) and Bollinger Canyon Rd (San Ramon). Various lanes closed until 8 AM. From 8:00 PM Friday, October 16, 2026 to 8:00 AM Saturday, October 17, 2026. Oct 17, 5:45 AM

Caltrans : Roadwork on I-680 Southbound between Sycamore Valley Rd (Danville) and Bollinger Canyon Rd (San Ramon). Various lanes closed until 8 AM. From 8:00 PM Friday, October 16, 2026 to 8:00 AM Saturday, October 17, 2026. Oct 17, 5:30 AM

Caltrans : Roadwork on I-680 Southbound between Sycamore Valley Rd (Danville) and Bollinger Canyon Rd (San Ramon). Various lanes closed until 8 AM. From 8:00 PM Friday, October 16, 2026 to 8:00 AM Saturday, October 17, 2026. Oct 17, 5:15 AM

Caltrans : Roadwork on I-680 Southbound between Sycamore Valley Rd (Danville) and Bollinger Canyon Rd (San Ramon). Various lanes closed until 8 AM. From 8:00 PM Friday, October 16, 2026 to 8:00 AM Saturday, October 17, 2026. Oct 17, 5:00 AM

Caltrans : Roadwork on I-680 Southbound between Sycamore Valley Rd (Danville) and Bollinger Canyon Rd (San Ramon). Various lanes closed until 8 AM. From 8:00 PM Friday, October 16, 2026 to 8:00 AM Saturday, October 17, 2026. Oct 17, 4:45 AM

Caltrans : Roadwork on I-680 Southbound between Sycamore Valley Rd (Danville) and Bollinger Canyon Rd (San Ramon). Various lanes closed until 8 AM. From 8:00 PM Friday, October 16, 2026 to 8:00 AM Saturday, October 17, 2026. Oct 17, 4:30 AM

Caltrans : Roadwork on I-680 Southbound between Sycamore Valley Rd (Danville) and Bollinger Canyon Rd (San Ramon). Various lanes closed until 8 AM. From 8:00 PM Friday, October 16, 2026 to 8:00 AM Saturday, October 17, 2026. Oct 17, 4:15 AM

Caltrans : Roadwork on I-680 Southbound between Sycamore Valley Rd (Danville) and Bollinger Canyon Rd (San Ramon). Various lanes closed until 8 AM. From 8:00 PM Friday, October 16, 2026 to 8:00 AM Saturday, October 17, 2026. Oct 17, 3:00 AM

Caltrans : Roadwork on I-680 Southbound between Sycamore Valley Rd (Danville) and Bollinger Canyon Rd (San Ramon). Various lanes closed until 8 AM. From 8:00 PM Friday, October 16, 2026 to 8:00 AM Saturday, October 17, 2026. Oct 16, 10:30 PM

Source: 511_sfbay · ID 511.org/1564879 First seen Oct 16, 2026 10:30 PM