Metro Denver Critical Culvert Rehabilitation
About the Project
Work will occur in various locations. The first phase will occur along US 40 from Mile Point 243 to MP 251 on Berthoud Pass. Crews will then move to CO 74 from MP 3 to MP 5 in Evergreen, along with US 40 at MP 274 in Genesee. The following phase will be on CO 103 from MP 2 to MP 9 in Idaho Springs. The project will primarily consist of installing UV CIPP into existing storm sewer culverts to rehabilitate the pipes.
Project Locations
The following are maps for the different segments of construction for this project:
US 40 from MP 243 to 251 project map near Berthoud Falls



Work This Week & Lane Closures on CO 74 in Evergreen
Work This Week & Lane Closures on CO 103 in Idaho Springs
Work This Week & Lane Closures on US 40 in Genesee
Work This Week & Lane Closures on US 40 Berthoud Pass
Project Facts
- Construction Cost: $2.4 million
- Contractor: Insituform Technologies, LLC
- Timeline: August 2025 to January 2026
- Location: US 40
- Nearest Town/City: Berthoud Falls
- Mile Point(s): MP 243 to MP 251
- County: Clear Creek
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 six 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