The Colorado Department of Transportation (CDOT) now officially supports the zipper merge, updating its standards on September 22.

The Colorado Department of Transportation is warning drivers to expect major traffic delays this weekend along Interstate 70 and US 285 due to heavy leaf-peeping activity.

CDOT opened a new Vail Pass Rest Area to improve safety and amenities on I-70, praised by Gov. Polis for aiding travelers and ...

Transportation officials in western Colorado reopened the westbound lanes of Interstate 70 through Glenwood Canyon early ...

The Colorado Department of Transportation said drivers should expect heavy leaf-peeping traffic along the Interstate 70 ...

Westbound lanes on Interstate 70 in Denver were closed Saturday due to a crash and a vehicle fire, said the Colorado ...

The westbound lanes of Interstate 70 are closed in Denver just west of Interstate 270 after a deadly crash involving a Regional Transportation District bus.

CDOT opens the revamped Vail Pass Rest Area, featuring expanded parking and ADA-accessible facilities. VAIL, Colo. — Travelers along Interstate 70 have a new place to stop and stretch at the newly ...

CDOT announces ramp closures at the I-25/US 50B interchange in Pueblo for construction until summer 2027, with detours via CO ...

Colorado has become the first state in the nation to introduce a self-driving work truck, aimed at enhancing safety for road crews. The Colorado Department of Transportation ...

CDOT says there are too many pedestrians getting killed on Colorado roadways. As the number of pedestrian deaths climbs at an ...