Archived Project Documents and Reports

December 19, 2022 - For transparency purposes, posted here are archived initial documents prepared by Jacobs Engineering in support of an Environmental Assessment (EA) for I-270. These documents are not an approved draft EA.

A Letter to Reviewers

Video Recording of Project Update & I-270 Origin and Destination Study Webinar

23198_I-270 Corridor Improvements Environmental Assessment Working Draft_Sept 2022

I-270 Environmental Assessment Appendix  A01 - Existing Safety Conditions Report

I270_Environmental Assessment Appendix A02 - Traffic September2022

I270_Environmental Assessment Appendix A03- August 2022

I-270 Environmental Assessment Appendix A04 - Air Quality Report

I-270 Environmental Assessment Appendix A05 - Hazmat Phase II ESA

I270_Environmental Assessment Appendix A06_- Traffic Noise Report

I270_Environmental Assessment Appendix A07 - VIA Memorandum

I270_Environmental Assessment Appendix A08 - Multimodal Technical Report 03-2022

I270_Environmental Assessment Appendix A09_Water Quality Technical Memo - 08-2022

I270_Environmental Assessment Appendix A10 Wetlands and Aquatic Resources 

I270_Environmental Assessment Appendix A11 - Floodplains Technical Report

I270_Environmental Assessment Appendix A12 - Biological Resources Report

I270_Environmental Assessment Appendix A13 - Historic Resources Inventory

I270_Environmental Assessment Appendix A14 - Archaeological Assessment

I270_Environmental Assessment Appendix A15 - Section 4f-6f Resources Memorandum

I270_Environmental Assessment Appendix A16 - Cumulative Impact_August 2022

I270_Environmental Assessment AppendixA17_PaleontologicalTechnicalMemorandum

I270_Environmental Assessment Appendix A18 -Stakeholder Public Outreach Agency Coordination

I270_Environmental Assessment Appendix B1 - Alternative Development Report

I270_Environmental Assessment Appendix B2 - Project Setting + Alternatives Descriptions August 2022

I270_Environmental Assessment Appendix B3 - Graphic Mapbook August 2022

I270_Mapbook - October 2022