Construction Resolved

Caltrans : Roadwork on I-680 Northbound between Alcosta Blvd (San Ramon) and Sycamore Valley Rd (Danville). Various lanes closed until 9 AM. From 8:00 PM Friday, August 21, 2026 to 9:00 AM Saturday, August 22, 2026.

A construction was reported on I-680 N near Alameda on August 22, 2026 at 3:01 AM.

Address
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Started
Aug 21, 8:01 PM
Last Updated
2 months ago
Aug 22, 7:15 AM
Resolved
Aug 22, 1:30 PM
Coordinates
37.7234, -121.9400
20 observations
Caltrans : Roadwork on I-680 Northbound between Alcosta Blvd (San Ramon) and Sycamore Valley Rd (Danville). Various lanes closed until 9 AM. From 8:00 PM Friday, August 21, 2026 to 9:00 AM Saturday, August 22, 2026. Aug 22, 7:15 AM
Caltrans : Roadwork on I-680 Northbound between Alcosta Blvd (San Ramon) and Sycamore Valley Rd (Danville). Various lanes closed until 9 AM. From 8:00 PM Friday, August 21, 2026 to 9:00 AM Saturday, August 22, 2026. Aug 22, 7:00 AM
Caltrans : Roadwork on I-680 Northbound between Alcosta Blvd (San Ramon) and Sycamore Valley Rd (Danville). Various lanes closed until 9 AM. From 8:00 PM Friday, August 21, 2026 to 9:00 AM Saturday, August 22, 2026. Aug 22, 6:45 AM
Caltrans : Roadwork on I-680 Northbound between Alcosta Blvd (San Ramon) and Sycamore Valley Rd (Danville). Various lanes closed until 9 AM. From 8:00 PM Friday, August 21, 2026 to 9:00 AM Saturday, August 22, 2026. Aug 22, 6:30 AM
Caltrans : Roadwork on I-680 Northbound between Alcosta Blvd (San Ramon) and Sycamore Valley Rd (Danville). Various lanes closed until 9 AM. From 8:00 PM Friday, August 21, 2026 to 9:00 AM Saturday, August 22, 2026. Aug 22, 6:15 AM
Caltrans : Roadwork on I-680 Northbound between Alcosta Blvd (San Ramon) and Sycamore Valley Rd (Danville). Various lanes closed until 9 AM. From 8:00 PM Friday, August 21, 2026 to 9:00 AM Saturday, August 22, 2026. Aug 22, 6:00 AM
Caltrans : Roadwork on I-680 Northbound between Alcosta Blvd (San Ramon) and Sycamore Valley Rd (Danville). Various lanes closed until 9 AM. From 8:00 PM Friday, August 21, 2026 to 9:00 AM Saturday, August 22, 2026. Aug 22, 5:45 AM
Caltrans : Roadwork on I-680 Northbound between Alcosta Blvd (San Ramon) and Sycamore Valley Rd (Danville). Various lanes closed until 9 AM. From 8:00 PM Friday, August 21, 2026 to 9:00 AM Saturday, August 22, 2026. Aug 22, 5:30 AM
Caltrans : Roadwork on I-680 Northbound between Alcosta Blvd (San Ramon) and Sycamore Valley Rd (Danville). Various lanes closed until 9 AM. From 8:00 PM Friday, August 21, 2026 to 9:00 AM Saturday, August 22, 2026. Aug 22, 3:00 AM
Caltrans : Roadwork on I-680 Northbound between Alcosta Blvd (San Ramon) and Sycamore Valley Rd (Danville). Various lanes closed until 9 AM. From 8:00 PM Friday, August 21, 2026 to 9:00 AM Saturday, August 22, 2026. Aug 22, 2:45 AM
Caltrans : Roadwork on I-680 Northbound between Alcosta Blvd (San Ramon) and Sycamore Valley Rd (Danville). Various lanes closed until 9 AM. From 8:00 PM Friday, August 21, 2026 to 9:00 AM Saturday, August 22, 2026. Aug 22, 2:30 AM
Caltrans : Roadwork on I-680 Northbound between Alcosta Blvd (San Ramon) and Sycamore Valley Rd (Danville). Various lanes closed until 9 AM. From 8:00 PM Friday, August 21, 2026 to 9:00 AM Saturday, August 22, 2026. Aug 22, 2:15 AM
Caltrans : Roadwork on I-680 Northbound between Alcosta Blvd (San Ramon) and Sycamore Valley Rd (Danville). Various lanes closed until 9 AM. From 8:00 PM Friday, August 21, 2026 to 9:00 AM Saturday, August 22, 2026. Aug 22, 2:00 AM
Caltrans : Roadwork on I-680 Northbound between Alcosta Blvd (San Ramon) and Sycamore Valley Rd (Danville). Various lanes closed until 9 AM. From 8:00 PM Friday, August 21, 2026 to 9:00 AM Saturday, August 22, 2026. Aug 22, 1:45 AM
Caltrans : Roadwork on I-680 Northbound between Alcosta Blvd (San Ramon) and Sycamore Valley Rd (Danville). Various lanes closed until 9 AM. From 8:00 PM Friday, August 21, 2026 to 9:00 AM Saturday, August 22, 2026. Aug 22, 1:30 AM
Caltrans : Roadwork on I-680 Northbound between Alcosta Blvd (San Ramon) and Sycamore Valley Rd (Danville). Various lanes closed until 9 AM. From 8:00 PM Friday, August 21, 2026 to 9:00 AM Saturday, August 22, 2026. Aug 22, 1:15 AM
Caltrans : Roadwork on I-680 Northbound between Alcosta Blvd (San Ramon) and Sycamore Valley Rd (Danville). Various lanes closed until 9 AM. From 8:00 PM Friday, August 21, 2026 to 9:00 AM Saturday, August 22, 2026. Aug 21, 11:45 PM
Caltrans : Roadwork on I-680 Northbound between Alcosta Blvd (San Ramon) and Sycamore Valley Rd (Danville). Various lanes closed until 9 AM. From 8:00 PM Friday, August 21, 2026 to 9:00 AM Saturday, August 22, 2026. Aug 21, 11:30 PM
Caltrans : Roadwork on I-680 Northbound between Alcosta Blvd (San Ramon) and Sycamore Valley Rd (Danville). Various lanes closed until 9 AM. From 8:00 PM Friday, August 21, 2026 to 9:00 AM Saturday, August 22, 2026. Aug 21, 11:15 PM
Caltrans : Roadwork on I-680 Northbound between Alcosta Blvd (San Ramon) and Sycamore Valley Rd (Danville). Various lanes closed until 9 AM. From 8:00 PM Friday, August 21, 2026 to 9:00 AM Saturday, August 22, 2026. Aug 21, 11:00 PM
Source: 511_sfbay · ID 511.org/1539120 First seen Aug 21, 2026 11:00 PM