I-225 Minimum Operable Segment (MOS)
Finding of No Significant Impact (FONSI)
FONSI - Sept. 22, 2011
Environmental Assessment (EA): Nine Mile to Iliff
The I-225 MOS EA is an assessment of the environmental resources present in the 1.5-mile area where light rail will be extended from Nine Mile to Iliff Station. This document follows the Council on Environmental Quality regulations implementing the National Environmental Policy Act (NEPA).
Click on the volume titles to view or download the EA.
Introduction - Contains Cover, Table of Contents, and List of Acronyms.
Executive Summary - Provides an overview of the project, alternatives, impacts, and mitigation measures.
Chapter 1: Purpose and Need - Presents a discussion of the purpose of the project and the need for mobility improvements.
Chapter 2: Alternatives Considered - Describes the alternatives considered during the alternatives development and screening process. Description of the No-Action Alternative and Preferred Alternative, including alignment, stations, operations, and cost. Describes the MOS preferred alternative.
Chapter 3: Affected Environment, Impact Evaluation, Mitigation Measures - This chapter summarizes the anticipated impacts of the I-225 Light Rail and identifies potential mitigation measures.
Chapter 4: Transportation Systems - Discusses the existing transportation system (e.g. vehicular traffic, bus routes, etc.) and the anticipated impacts to those systems.
Chapter 5: Public Involvement and Agency Coordination - Describes the public involvement process implemented during the EA process.
Chapter 6: References - Resources referenced in the EA.
The final EA also includes Appendix A: I-225 Light Rail Environmental Evaluation, September 2009, Appendix B: Agency Coordination and Correspondence, Appendix C: Programmatic Cumulative Effects Analysis (PCEA), October 2007, and Appendix D: Public Involvement. Due to the large size of these appendices, these digital files are not provided online. These are available by requesting a CD from the project team.
Environmental Assessment (EA): Nine Mile to Iliff - Responses to Comments