I-70 Mountain Corridor

Denver Metropolitan Area (C-470) to Glenwood Springs

Read about CDOT's long-term vision for I-70 through Colorado's mountains.

CDOT's busy: Find information on current studies and projects in the I-70 mountain corridor.

For its I-70 Mountain Corridor program, CDOT follows a Context Sensitive Solutions (CSS) process—standards and tools for how CDOT will build improvements on the corridor.

Colorado: The Official State Web Portal