Metro Denver Critical Culvert Rehabilitation

About the Project

Work will occur along Colorado Highway 5/Mount Blue Sky Road from CO 103, continuing south, ending at Mount Blue Sky, Mile Point 0.2 to MP 13. Work will be done in both the northbound and southbound lanes for a 13-mile stretch on CO 5. The project will primarily consist of installing UV CIPP into existing storm sewer culverts to rehabilitate the pipes.

Work This Week & Lane Closures on CO 5 - from CO 103 to Mount Blue Sky

Project Facts

  • Construction Cost: $2.4 million
  • Contractor: Insituform Technologies, LLC
  • Timeline: August 2025 to January 2026
  • Location: CO 5 - from CO 103 continuing south, ending at Mount Blue Sky 
    • Nearest Town/City: Idaho Springs
    • Mile Point(s): MP 0.2 to MP 13
    • County: Clear Creek
Map of Culvert Rehabilitation project on CO 5, from CO 103, continuing south, ending at Mount Blue Sky
Map of Culvert Rehabilitation project on CO 5, from CO 103, continuing south, ending at Mount Blue Sky

Project Benefits

  • UV CIPP is a great option for culvert rehabilitation, as it has a minimal impact before, during and after the project is completed
  • UV CIPP also offers a strong, non-corroding material that lasts for many years and can conform to most pipe shapes and diameters, regardless of the original pipe's condition

Work Schedule

  • Work will last approximately 6 months
  • Working hours are 7 a.m. to 7 p.m., Monday through Friday

Traffic Impacts

  • Pending, varies on location
  • Refer to COtrip.org for real-time travel conditions and road closures