Version 5 of the CDOT NEPA Manual was completed in August 2017. Below is a summary table that shows the more substantial updates that were completed between Version 4 (October 2014) and Version 5. To save paper and other natural resources, this manual is available exclusively on-line. For document navigation, bookmarks have been added to each of the pdf files below. 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