Construction Resolved

Caltrans : Roadwork on I-680 Southbound entering at N Main St (Walnut Creek). On Ramp closed. Expect delays. From 5:00 AM Saturday, June 20, 2026 to 12:00 PM Saturday, June 20, 2026.

A construction was reported on I-680 S near Contra Costa on June 20, 2026 at 12:01 PM.

Road

I-680 S

Area

Contra Costa

Address

Loading…

Started

Jun 20, 5:01 AM

Last Updated

4 months, 1 week ago

Jun 20, 11:00 AM

Resolved

Jun 20, 5:15 PM

Coordinates

37.9172, -122.0672

Update History

17 observations

Caltrans : Roadwork on I-680 Southbound entering at N Main St (Walnut Creek). On Ramp closed. Expect delays. From 5:00 AM Saturday, June 20, 2026 to 12:00 PM Saturday, June 20, 2026. Jun 20, 11:00 AM

Caltrans : Roadwork on I-680 Southbound entering at N Main St (Walnut Creek). On Ramp closed. Expect delays. From 5:00 AM Saturday, June 20, 2026 to 12:00 PM Saturday, June 20, 2026. Jun 20, 10:45 AM

Caltrans : Roadwork on I-680 Southbound entering at N Main St (Walnut Creek). On Ramp closed. Expect delays. From 5:00 AM Saturday, June 20, 2026 to 12:00 PM Saturday, June 20, 2026. Jun 20, 10:30 AM

Caltrans : Roadwork on I-680 Southbound entering at N Main St (Walnut Creek). On Ramp closed. Expect delays. From 5:00 AM Saturday, June 20, 2026 to 12:00 PM Saturday, June 20, 2026. Jun 20, 10:15 AM

Caltrans : Roadwork on I-680 Southbound entering at N Main St (Walnut Creek). On Ramp closed. Expect delays. From 5:00 AM Saturday, June 20, 2026 to 12:00 PM Saturday, June 20, 2026. Jun 20, 10:00 AM

Caltrans : Roadwork on I-680 Southbound entering at N Main St (Walnut Creek). On Ramp closed. Expect delays. From 5:00 AM Saturday, June 20, 2026 to 12:00 PM Saturday, June 20, 2026. Jun 20, 9:45 AM

Caltrans : Roadwork on I-680 Southbound entering at N Main St (Walnut Creek). On Ramp closed. Expect delays. From 5:00 AM Saturday, June 20, 2026 to 12:00 PM Saturday, June 20, 2026. Jun 20, 9:30 AM

Caltrans : Roadwork on I-680 Southbound entering at N Main St (Walnut Creek). On Ramp closed. Expect delays. From 5:00 AM Saturday, June 20, 2026 to 12:00 PM Saturday, June 20, 2026. Jun 20, 9:15 AM

Caltrans : Roadwork on I-680 Southbound entering at N Main St (Walnut Creek). On Ramp closed. Expect delays. From 5:00 AM Saturday, June 20, 2026 to 12:00 PM Saturday, June 20, 2026. Jun 20, 9:00 AM

Caltrans : Roadwork on I-680 Southbound entering at N Main St (Walnut Creek). On Ramp closed. Expect delays. From 5:00 AM Saturday, June 20, 2026 to 12:00 PM Saturday, June 20, 2026. Jun 20, 8:45 AM

Caltrans : Roadwork on I-680 Southbound entering at N Main St (Walnut Creek). On Ramp closed. Expect delays. From 5:00 AM Saturday, June 20, 2026 to 12:00 PM Saturday, June 20, 2026. Jun 20, 8:30 AM

Caltrans : Roadwork on I-680 Southbound entering at N Main St (Walnut Creek). On Ramp closed. Expect delays. From 5:00 AM Saturday, June 20, 2026 to 12:00 PM Saturday, June 20, 2026. Jun 20, 8:15 AM

Caltrans : Roadwork on I-680 Southbound entering at N Main St (Walnut Creek). On Ramp closed. Expect delays. From 5:00 AM Saturday, June 20, 2026 to 12:00 PM Saturday, June 20, 2026. Jun 20, 8:00 AM

Caltrans : Roadwork on I-680 Southbound entering at N Main St (Walnut Creek). On Ramp closed. Expect delays. From 5:00 AM Saturday, June 20, 2026 to 12:00 PM Saturday, June 20, 2026. Jun 20, 7:45 AM

Caltrans : Roadwork on I-680 Southbound entering at N Main St (Walnut Creek). On Ramp closed. Expect delays. From 5:00 AM Saturday, June 20, 2026 to 12:00 PM Saturday, June 20, 2026. Jun 20, 7:30 AM

Caltrans : Roadwork on I-680 Southbound entering at N Main St (Walnut Creek). On Ramp closed. Expect delays. From 5:00 AM Saturday, June 20, 2026 to 12:00 PM Saturday, June 20, 2026. Jun 20, 7:15 AM

Caltrans : Roadwork on I-680 Southbound entering at N Main St (Walnut Creek). On Ramp closed. Expect delays. From 5:00 AM Saturday, June 20, 2026 to 12:00 PM Saturday, June 20, 2026. Jun 20, 6:30 AM

Source: 511_sfbay · ID 511.org/1510867 First seen Jun 20, 2026 6:30 AM