# Caltrans Launches Eel River Bridge Retrofit

Caltrans has initiated a **$69.8 million** multi-year seismic retrofit and partial replacement project for the Eel River Bridge on Highway 101 near Rio Dell in Humboldt County, California. The project, funded primarily through the federal Infrastructure Investment and Jobs Act and California's Road Repair and Accountability Act, is scheduled for completion by 2030. This extensive infrastructure effort focuses on enhancing earthquake resilience through bridge demolition, seismic retrofitting, and pile installation activities.

- The contract awarded in August 2026 presents significant opportunities for contractors specializing in seismic retrofit, bridge construction, and heavy civil engineering.
- Procurement professionals should note the involvement of state and federal funding sources, indicating compliance with both federal infrastructure guidelines and California state regulations.
- Companies with expertise in earthquake-resistant construction methods and related technologies may find strategic advantages in pursuing subcontracting or prime contracting roles.
- The project's long timeline through 2030 requires sustained resource planning and capacity to meet phased construction milestones.

**Jurisdictions:** sled
**Industries:** Construction & Infrastructure
**Topics:** Physical Infrastructure
**Published:** September 16, 2026

### Government Entities
- California Department of Transportation (Caltrans)
- California Transportation Commission

### Sources
- [Highway 101 Eel River Bridge set for yearslong earthquake retrofit](https://www.yahoo.com/news/us/articles/highway-101-eel-river-bridge-011354766.html) - Yahoo