Project News and Updates

CDOT and FHWA publish Final Environmental Impact Statement and Record of Decision for I-270 Corridor Improvements project

Sept. 8, 2026 - Denver/Central Colorado - Decision clears the way for design and construction on an aging six-mile highway segment linking I-25 and I-70

Colorado nears a fully built-out statewide electric vehicle fast-charging network

Aug. 27, 2026 - Statewide - Federal and state investments are rapidly closing some of the state’s last remaining charging gaps

CDOT to cleanup area of last week's mudslide on south side of Red Mountain Pass

July 26, 2026 - Southwestern Colorado - Plan for lengthy delays five miles north of Silverton

I-70 Floyd Hill project reaches halfway point of construction, marking major milestone toward safer, more reliable travel

July 29, 2026 - Denver Metro/Central Colorado - The Project remains on schedule as crews continue major roadway, bridge and safety improvements along Colorado’s busiest mountain corridors

CDOT to pave CO 145 south of Telluride July 27 to 30

July 24, 2026 - Southwestern Colorado - Plan for lengthy delays near Mountain Village Boulevard

I-70 reopens after flooding between New Castle and Silt

July 23, 2026 - Northwestern Colorado - CDOT crews worked non-stop moving water, debris from roadway

US 491 paving operations begin July 21 north of Cortez

July 16, 2026 - Southwestern Colorado - Plan for brief delays and alternating traffic

CDOT will begin safety and traffic flow improvements to four intersections along US 287 in Broomfield County in September

Sept. 1, 2026 - Denver Metro/Central Colorado - Work includes adding extra travel lanes and making signal and pedestrian improvements

CDOT will begin resurfacing CO 46 at Golden Gate Canyon State Park in September

Aug. 31, 2026 - Denver Metro/Central Colorado - Work includes milling and paving over six miles of highway and making safety improvements

CDOT crews perform CO 145 ditch cleaning between Telluride and Placerville

Aug. 28, 2026 - Southwestern Colorado - Plan for delays next week between 9 a.m. and 3 p.m.