Schedule: Ongoing through August 2025 – Weeknights: 9:00 PM to 6:00 AM
Contra Costa County — Caltrans District 4 is continuing overnight maintenance and safety upgrades along Interstate 80 (I-80) between Cummings Skyway in Hercules and Cleveland Avenue in Albany. Work includes median barrier repairs, lighting installation, and paving.
Multiple lanes will be closed in both directions of I-80 in Contra Costa County between 9 PM and 6 AM, Monday through Friday. The highway will remain open during the day, and all closures are limited to overnight hours only.
Scheduled Work Details:
- Eastbound paving begins Wednesday night, July 30, between Appian Way and State Route 4 (Hwy 4) and will continue into the week of August 4th
- Westbound paving is scheduled to begin the midweek of August 4th between Hwy 4 and Appian Way.
- Electrical work will take place on the Westbound I-80 shoulders between Appian Way and Hilltop Drive.
- Barrier cleanup will be ongoing throughout the new median barrier limits, from Albany to Hercules.
Changeable Message Signs (CMS) will provide advance notice for motorists traveling in the area. Drivers may experience minor delays and are advised to plan ahead and allow extra time.
Be work zone alert, drive with caution through the work zone.
For 24/7 traffic updates, please visit 511.org: https://x.com/511SFBay
For real-time information, visit Caltrans QuickMap: https://quickmap.dot.ca.gov
Follow us on X: https://x.com/CaltransD4
Or call 1-800-472-7623, 1-800-427-ROAD for state highway conditions statewide.
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