Diagonal Highway

Flyer for CO 119 Safety, Mobility and Bikeway Project

Live Webinar August 13 to Discuss CO 119 Safety, Mobility and Bikeway Project Updates

/ Events, Promotional, Regional News, Transportation News

The Colorado Department of Transportation, the Regional Transportation District, Boulder County and the cities of Boulder and Longmont are implementing safety and mobility improvements along CO 119 (also known as the Diagonal Highway) that will make traveling through the corridor safer for all modes, as well as faster and more reliable for public transit. A

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Planned Underpass at N. 63rd Street to be Built as an Overpass

Diagonal Highway Intersection Safety Improvements Coming This Fall

/ Regional News, Transportation News

Boulder County and the Colorado Department of Transportation (CDOT) are collaborating on changes to some intersections on the Diagonal Highway, CO 119, where high numbers of crashes have been recorded. CDOT, which manages the identified intersections, collaborated with the county on possible changes and then brought the drafts to the public at an in-person public

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