Schedule: Ongoing through late July 2025 – Weeknights: 9:00 PM to 6:00 AM
Contra Costa County – Caltrans District 4 continues overnight maintenance and safety upgrades along Interstate 80 (I-80) between Cummings Skyway in Hercules and Pinole Valley Road in Pinole, conducting Median barrier repair and lighting installation. As part of the overnight work, crews will be closing multiple lanes on eastbound and westbound I-80 from 9 PM to 6 AM the following morning, Monday through Friday. The highway will remain open throughout the project, with lane closures limited to overnight hours only. All work is weather dependent and subject to change.
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, follow 511.org on Twitter. For real-time traffic, visit Caltrans QuickMap.
| CleanCA.com | #BeWorkZoneAlert | Twitter | Facebook | YouTube |