I-70 in Denver | I-25 to Chambers Road

Completed Central 70 Project on I-70 in Denver

I-70 in Denver Area Overview

Now that the Central 70 project is complete, the next phase of this project will include maintenance and operations of the Interstate 70 corridor in Denver. The location of this area is on I-70 eastbound and westbound from Mile Points 274 to 283.50 from east of I-25 to Chambers Road in Denver and Adams counties.

Travel Impacts | Full Weekend Closure of the Eastbound I-70 Exit Ramp to Chambers Road (Nov. 6 to Nov. 9, 2026)

Starting Friday, Nov. 6, 2026, at 7 p.m. through Monday, Nov. 9, 2026, at 5 a.m., expect the following traffic impacts:

  • The eastbound I-70 exit ramp to Chambers Road will be fully closed
  • Motorists should follow posted detour signs and allow additional travel time
  • Additional lane closures may be implemented as required for the work

The closure is required to install a new stormwater culvert beneath the ramp as part of the Chambers Road drainage improvements. The work includes excavation, pipe installation, backfill, paving, striping and traffic-control removal. Please use caution when traveling through the area, follow posted signs, and be prepared for delays.

Please be cautious when driving through this area. Go to COtrip.org for the latest information on lane closures and road conditions.

Lane Closures for I-70 in Denver

About the Contractor

For the next 30 years, contractor Kiewit Meridiam Partners is responsible for operations and maintenance of I-70, and will be completing the final turn-over requirements. Project priorities includes general maintenance like snow removal, lane striping, pot-hole repair, signage repair.

  • Project Cost: $400 million
  • Work Schedule: As needed
  • Traffic Impacts: Intermittent lane restrictions
  • Timeline: February 2023 to March 2052