| Project Scoping | Fall/Winter 2017 |
| Public Scoping Meeting | November 2017 |
| Develop Purpose and Need | Spring 2018 |
| Public Meeting | May 2018 |
| Develop Range of Corridor Alternatives | Fall/Winter 2018/2019 |
| Identify Preliminary Corridor Alternatives Retained for Analysis (CARA) | Spring/Summer 2019 |
| Open House Meeting | Fall 2019 |
| Analysis of CARA | Fall/Winter 2019/2020 |
|
Publish Draft Tier 1 Environmental Impact Statement (DEIS) / Identify MDTA’s Recommended Preferred Corridor Alternative |
Fall 2020 |
| Public Hearing | Fall 2020 |
| Publish Final Tier 1 Environmental Impact Statement (FEIS)/ Record of Decision (ROD) |
Summer 2021 |