I-70 Mountain Corridor: Golden to the Utah Border

Summer-Fall 2024 Construction Maps

I-70 Mountain Corridor Summer Construction East
I-70 Mountain Corridor Summer Construction East

I-70 Mountain Corridor Summer Construction West
I-70 Mountain Corridor Summer Construction West


These maps outline active construction projects along or near the I-70 Mountain Corridor between Golden and the Utah border. The active summer-fall 2024 construction projects from east to west are as follows:

East Side of the Eisenhower Tunnel Projects

I-70 Chief Hosa to Morrison Resurfacing Project

Location: I-70 from Chief Hosa to Morrison
Schedule: July 2024 to Fall 2025
Traffic Impacts: Intermittent single and double-lane closures during the day and night
Webpage: Will be activated once project starts

Huntsman Segment of the Peaks to Plains Trail

Location: Clear Creek Canyon (US 6) from CO 119 to CO 58/CO 93
Schedule: 2024 to late 2026
Traffic Impacts: Daytime single lane closures and occasional overnight full canyon closures for construction of the Huntsman Gulch segment of the Peaks to Plains Trail
Webpage: Peaks to Plains Trail (Jefferson County Website)

I-70 Floyd Hill

Location: I-70 from west of Evergreen to eastern Idaho Springs
Schedule: Summer 2023 to late 2028
Traffic Impacts: Overnight lane and ramp closures on I-70, intermittent traffic impacts on US 40, traffic shifts, narrowed lanes and shoulders, reduced speed limits.  Clear Creek Greenway Trail closure between US 6 and Hidden Valley. Expect traffic holds for rock scaling and blasting after Labor Day.
Webpage: I-70 Floyd Hill Project

I-70 Eastbound Paving Between Eisenhower-Johnson Memorial Tunnels and Georgetown

Location: I-70 eastbound from just outside the Eisenhower-Johnson Memorial Tunnels to the Georgetown on-ramp with a half-mile stretch of I-70 eastbound at the US 40 Empire Junction
Schedule: August 2023 to Fall 2024
Traffic Impacts: Overnight single lane closures for guardrail and paving work
Webpage: I-70 Eastbound Resurfacing in Clear Creek County

Eisenhower-Johnson Memorial Tunnel Infrastructure Upgrades

Location: I-70 Eisenhower-Johnson Memorial Tunnels
Schedule: August 2023 to Fall 2024
Traffic Impacts: Occasional overnight alternating traffic and lane closures in the tunnel
Webpage: Eisenhower-Johnson Memorial Tunnels Infrastructure Repairs

I-70 Paving from Silverthorne to Eisenhower-Johnson Memorial Tunnels Phase 2

Location: I-70 from Silverthorne to the Eisenhower-Johnson Memorial Tunnels
Schedule: June to October 2024
Traffic Impacts: Single lane closures during day and night for paving, guardrail, drainage and slope repair work
Webpage: I-70 Silverthorne to Eisenhower Johnson Memorial Tunnels Resurfacing Project

West Side of the Eisenhower Tunnel Projects

Vail Pass Rest Area Replacement

Location: I-70 rest area at Vail Pass in Summit County
Schedule: May 2022 to November 2024
Traffic Impacts: Rest area and bathrooms are closed
Webpage: Vail Pass Rest Area Reconstruction

I-70 West Vail Pass Auxiliary Lane Project

Location:I-70 from the East Vail Exit to the Vail Pass Rest Area
Schedule: August 2021 to December 2026
Traffic Impacts: Intermittent single lane closures during the day and night
Webpage: I-70 West Vail Pass Auxiliary Lanes

I-70 Variable Speed Limit Signs in Dowd Canyon

Location: I-70 from Eagle-Vail to West Vail
Schedule: Early May through early fall 2024
Traffic Impacts: Overnight single lane closures to install variable speed limit signs
Webpage: I-70 Variable Speed Limit Signs in Dowd Canyon

I-70 Eagle Essential Wall Repair

Location: Westbound I-70 between West Vail and Avon
Schedule: May through October 2024
Traffic Impacts: US 6 to westbound I-70 on-ramp closed through summer 2024, intermittent overnight single lane closures
Webpage: I-70 Eagle Essential Wall Repair

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NEPA Resources

Find the Programmatic Environmental Impact Statement, Record of Decision, and other related documents

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Projects &
Studies

Find information about current CDOT studies and projects in the I-70 corridor
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Context Sensitive Solutions

For its I-70 Mountain Corridor program, CDOT follows a CSS process
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Collaborative Effort

The collaborative effort was charged with reaching consensus on a recommended transportation solution for the corridor