Segment C: US 287 to 119th Street

Preliminary Engineering Study & Environmental

About this Segment

This study concluded in July 2023. It provides recommendations to improve travel experience and connect communities from Boulder to east of Lafayette in the future.

The Colorado Department of Transportation, Boulder County, The City of Lafayette, and the Town of Erie have completed several corridor studies and planning efforts for CO 7 in the last decade. These studies all have a direct influence on this project. This project used public input and data from those studies to inform and guide the process.

CO 7 Project Area Maps Segment C
CO 7 Project Area Maps Segment C

About the Study

This study will provide recommendations to improve the travel experience and connect communities from Boulder to east of Lafayette in the future.

 The Colorado Department of Transportation, Boulder County, The City of Lafayette, and the Town of Erie have completed several corridor studies and planning efforts for CO 7 in the last decade. These studies all have a direct influence on this project. This project will use public input and data from those studies to inform and guide the process. 


Study Conclusion & Recommendations

The Recommended Corridor Design was developed through a collaborative process with stakeholders from the adjacent municipalities and with strong consideration for the community input received throughout the process. Recommendations include future improvements to roadway and intersections, transit, bike and pedestrian facilities.

The report includes public input summaries, evaluation criteria and much more.


Key Findings, Recommendations and Next Steps


The Final Report

Click this button to access the CO 7 Segment C Final Report

To comment on the final report, email [email protected].