Schedule: Ongoing through Winter 2025 - Weeknights: 9:00 PM to 6:00 AM

Contra Costa County - Caltrans is continuing overnight maintenance and safety upgrades along Interstate 80 (I-80) between Buchanan Street in Albany and Highway 4 in Hercules. Work includes traffic advisory sign installation, electrical conduit and pull box installation, and median cleanup activities.

Closure Information

• Multiple lanes, including on- and off-ramps, will be closed in both directions ofI-80 between 9:00 PM and 6:00 AM, Monday through Friday.
• All closures are limited to overnight hours only.

Scheduled Work Details

• Traffic Advisory Sign Installation (EB & WB): Throughout the project limits.
• Electrical Work (EB & WB): Shoulder work to install electrical conduits and pullboxes.
• Median Work: Graffiti cleanup near Cutting Boulevard, scheduled toward the end of the week.

**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.

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