The web Browser you are currently using is unsupported, and some features of this site may not work as intended. Please update to a modern browser such as Chrome, Firefox or Edge to experience all features Michigan.gov has to offer.
US-23 EA appendices
Due to the large size of several appendices, they are hosted on MDOT’s GIS server and will automatically begin downloading when selected. These files are labeled with the word “download” and the file size.
- Appendix A - Environmental classification letter
- Appendix B - Agency coordination
- Appendix C - Evaluation criteria
- Appendix D - Public involvement plan
- Appendix E - Public and stakeholder engagement summary
- Appendix F.1 - Alternatives evaluated
- Appendix F.2 - Alternatives analysis engineering report (Download - 205 MB)
- Appendix G - Alternatives plans
- Appendix H - Preferred alternative plans (Download - 188 MB)
- Appendix I - Transportation alternatives analysis report
- Appendix J - Census data
- Appendix K - Aboveground cultural resources survey report (Download - 85 MB)
- Appendix L - Air quality assessment
- Appendix M - Noise analysis report
- Appendix N - 4f and 6f documentation
- Appendix O - PACS and PSI
- Appendix P - T&E flora and fauna documentation
- Appendix Q - Mussel survey report
- Appendix R - Wetland data
- Appendix S - Stream data (Download - 30 MB)
- Appendix T - Aesthetic Design Guide (Download - 345 MB)
- Appendix U - Green sheet
- Appendix V - SHPO concurrence letter
- Appendix W - Agricultural data