Construction Resolved

Caltrans : Roadwork on I-680 Southbound entering at Stone Valley Rd (Alamo). On Ramp closed until 6 PM. From 10:00 AM Tuesday, June 16, 2026 to 6:00 PM Tuesday, June 16, 2026.

A construction was reported on I-680 S near Contra Costa on June 16, 2026 at 5:01 PM.

Road

I-680 S

Area

Contra Costa

Address

Loading…

Started

Jun 16, 10:01 AM

Last Updated

4 months, 1 week ago

Jun 16, 4:30 PM

Resolved

Jun 16, 10:45 PM

Coordinates

37.8508, -122.0305

Update History

3 observations

Caltrans : Roadwork on I-680 Southbound entering at Stone Valley Rd (Alamo). On Ramp closed until 6 PM. From 10:00 AM Tuesday, June 16, 2026 to 6:00 PM Tuesday, June 16, 2026. Jun 16, 4:30 PM

Caltrans : Roadwork on I-680 Southbound entering at Stone Valley Rd (Alamo). On Ramp closed until 6 PM. From 10:00 AM Tuesday, June 16, 2026 to 6:00 PM Tuesday, June 16, 2026. Jun 16, 4:15 PM

Caltrans : Roadwork on I-680 Southbound entering at Stone Valley Rd (Alamo). On Ramp closed until 6 PM. From 10:00 AM Tuesday, June 16, 2026 to 6:00 PM Tuesday, June 16, 2026. Jun 16, 4:00 PM

Source: 511_sfbay · ID 511.org/1508967 First seen Jun 16, 2026 4:00 PM

← All California Incidents More in Contra Costa More on I-680 S