Programs

CDOT NEPA Manual

Version 6 of the CDOT NEPA Manual was completed in March 2020. Below is a summary table that shows the more substantial updates that were completed between Versions 5 and 6. To save paper and other natural resources, this manual is available exclusively on-line. Files for the full Table of Contents, for each chapter, and for each appendix are available below to download.
Colorado: The Official State Web Portal