The last Green Line train to Lechmere arrives at Park Street Statio
The last Green Line train to Lechmere arrives at Park Street Statio
(Aram Boghosian for The Boston Globe)

The Massachusetts Department of Transportation will vote on a new $118.1 million contract Wednesday that would bring 24 new Green Line trains to its system starting as soon as 2017.

Boston Magazine reports the trains would be deployed throughout the Green Line, including its planned 2019 extension into Somerville and Medford.

The cost includes delivery, furnishing the vehicles and preparing test equipment, manuals and other training aids.

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“If given board approval, the first of the new Green Line cars would be delivered before the end of 2017,” MBTA spokesman Joe Pesaturo told the magazine. “All of the new cars would be delivered by 2019.”

The board will also consider a $32.7 million contract for forty forty-foot diesel/electric transit buses with spare parts and training materials.

Some riders, in their eternal pessimism, expressed skepticism at the MBTA’s timetable for rolling out the new models: