Twin Tunnels Environmental Assessment and Section 4(f) Evaluation, Clear Creek County.

Downloaded from the Colorado Department of Transportation website.

TRA9/1.2/T92/2012/INTERNET

• Volume 1 - Main Report (PDF)
• Appendix A - Summary of Mitigation Commitments (PDF)
• Appendix B - Conceptual Design and Signage Plans (PDF)
• Appendix C - Context Sensitive Solutions (PDF)
• Appendix D - Aesthetic Guidance (PDF)
• Appendix E - Cumulative Analysis Projects List (PDF)
• Appendix F - Agency Correspondence (PDF)
• Appendix G1 - Geotechnical Data Report (PDF)
• Appendix G2 - Phase I Environmental Site Assessment (PDF)
• Appendix G3 - Air Quality Tech Memo (PDF)
• Appendix G4 - Energy Resources Tech Memo (PDF)
• Appendix G5 - Environmental Justice Tech Memo (PDF)
• Appendix G6 - Cultural Resource Inventory Report (PDF)
• Appendix G7 - Land Use Tech Memo (PDF)
• Appendix G8 - Noise Tech Memo (PDF)
• Appendix G9 - Paleontological Assessment (PDF)
• Appendix G10 - Recreational and Section 6(f) Tech Memo (PDF)
• Appendix G11 - Regulated Materials and Solid Waste Tech Memo (PDF)
• Appendix G12 - Safety Assessment Report (PDF)
• Appendix G13 - Terrestrial Wildlife Assessment Report (PDF)
• Appendix G14 - Transportation Tech Memo (PDF)
• Appendix G15 - Visual Resources Tech Memo (PDF)
• Appendix G16 - Water Resources Tech Memo (PDF)
• Appendix G17 - Area Wetland Delineation Report (PDF)
• Volume 2 - Portal to Portal Access Road Companion Report (PDF)