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, June 19, 2026 to 8:00 AM Saturday, June 20, 2026.
A construction was reported on I-680 S near Contra Costa on June 20, 2026 at 3:01 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, June 19, 2026 to 8:00 AM Saturday, June 20, 2026.
Jun 19, 11:30 PM
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, June 19, 2026 to 8:00 AM Saturday, June 20, 2026.
Jun 19, 11:15 PM
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, June 19, 2026 to 8:00 AM Saturday, June 20, 2026.
Jun 19, 11:00 PM
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, June 19, 2026 to 8:00 AM Saturday, June 20, 2026.
Jun 19, 10:45 PM
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, June 19, 2026 to 8:00 AM Saturday, June 20, 2026.
Jun 19, 10:30 PM
Source: 511_sfbay · ID 511.org/1510748
First seen Jun 19, 2026 10:30 PM