Interesting but you must consult Harvard University which purchased the land below The Pike.
View their 50 year plan for the B school and Allston area in general."
--
Boston Officials Decry Land Deal
Harvard purchases Allston parcel that includes turnpike, rail yard
By ALEX L. PASTERNACK, CRIMSON STAFF WRITER
Published: Monday, June 02, 2003
http://www.thecrimson.com/article/2003/6/2/boston-officials-decry-land-deal-sparking/
Harvard's 50 year plan *does* speak of placing Soldiers' Field Road below ground and creating a park from the B-school down to the river's edge.
http://isites.harvard.edu/fs/docs/icb.topic130901.files/IMP_Exec_Summary_010907.pdf
I wish the state could collaborate more with the universities to jointly fund capital works that could be win-win between schools and the communities they reside in.