Caltrans : Roadwork on I-680 Northbound between Alcosta Blvd (San Ramon) and Bollinger Canyon Rd (San Ramon). Various lanes closed until 5 AM. From 8:00 PM Wednesday, May 20, 2026 to 5:00 AM Thursday, May 21, 2026.
A construction was reported on I-680 N near Alameda on May 21, 2026 at 3:01 AM.
Caltrans : Roadwork on I-680 Northbound between Alcosta Blvd (San Ramon) and Bollinger Canyon Rd (San Ramon). Various lanes closed until 5 AM. From 8:00 PM Wednesday, May 20, 2026 to 5:00 AM Thursday, May 21, 2026.
May 21, 12:45 AM
Caltrans : Roadwork on I-680 Northbound between Alcosta Blvd (San Ramon) and Bollinger Canyon Rd (San Ramon). Various lanes closed until 5 AM. From 8:00 PM Wednesday, May 20, 2026 to 5:00 AM Thursday, May 21, 2026.
May 21, 12:30 AM
Caltrans : Roadwork on I-680 Northbound between Alcosta Blvd (San Ramon) and Bollinger Canyon Rd (San Ramon). Various lanes closed until 5 AM. From 8:00 PM Wednesday, May 20, 2026 to 5:00 AM Thursday, May 21, 2026.
May 21, 12:15 AM
Caltrans : Roadwork on I-680 Northbound between Alcosta Blvd (San Ramon) and Bollinger Canyon Rd (San Ramon). Various lanes closed until 5 AM. From 8:00 PM Wednesday, May 20, 2026 to 5:00 AM Thursday, May 21, 2026.
May 21, 12:00 AM
Caltrans : Roadwork on I-680 Northbound between Alcosta Blvd (San Ramon) and Bollinger Canyon Rd (San Ramon). Various lanes closed until 5 AM. From 8:00 PM Wednesday, May 20, 2026 to 5:00 AM Thursday, May 21, 2026.
May 20, 11:45 PM
Caltrans : Roadwork on I-680 Northbound between Alcosta Blvd (San Ramon) and Bollinger Canyon Rd (San Ramon). Various lanes closed until 5 AM. From 8:00 PM Wednesday, May 20, 2026 to 5:00 AM Thursday, May 21, 2026.
May 20, 11:30 PM
Caltrans : Roadwork on I-680 Northbound between Alcosta Blvd (San Ramon) and Bollinger Canyon Rd (San Ramon). Various lanes closed until 5 AM. From 8:00 PM Wednesday, May 20, 2026 to 5:00 AM Thursday, May 21, 2026.
May 20, 11:15 PM
Source: 511_sfbay · ID 511.org/1497462
First seen May 20, 2026 11:15 PM