Wasn't there also a study by the MBTA in the 1970s for a Green Line tunnel under Washington Street to Nubian (then Dudley) Square? I remember someone posting a link to the study on this site in the past 3 or 4 years. I'll look and see if I can find it.
This is the exact alignment I was thinking of when I started working on the map in 2021 (image also includes a Green Line branch to South Station and the Seaport). The portal would be south of the Mass Pike, not under Eliot Norton Park.
I'm glad to see all of the recent discussion about extending the Commuter Rail to Buzzards Bay. Cape Cod needs MBTA service as soon as possible.
Local, State Officials Take A Ride On Potential MBTA Rail Service Line
It's too bad they aren't advocating for a Green Line extension to Nubian instead of an unrealistic Orange Line tunnel under Blue Hill Ave. The bus lane opposition is disappointing, to say the least.
Phase 1 is a good start (a very expensive one), but Phase 2 is what the South Coast really needs. It's disappointing that there are no plans to build the second phase.
At the very least, double-tracking between Middleborough and Boston needs to be one of the MBTA's top priorities. It would...
Did the supplemental draft environmental impact report (SDEIR) ever get completed (or even started) by the MBTA? They were supposed to start working on it in late 2023/early 2024. The lack of progress on this project is very frustrating.