DTX Phase II:
Macy’s Elevator - Construction and installation of a new 2-stop Macy’s elevator, which will provide connection from, and, to the Orange Line Northbound to the Red Line Southbound Platforms, along with the associated mechanical rooms and machinery.
Winter Street Elevator: Replacement of the existing 2-stop Winter Street elevator with a larger, 3-stop elevator, which will provide transfers from, and, to street level, Orange Line Southbound, & Red Line Southbound Platforms, along with the associated mechanical rooms, machinery, new Red Line Lobby Area, and extension of the South Passageway.
Park Street Elevator: Construction and installation of a 2-stop Park Street elevator, which will provide connection from, and, to Orange Line Southbound, Green Line Eastbound, and Red Line Center Platform, along with associated mechanical rooms and machinery.

Central Square Station:
Work consists of updating Central Square Station to meet current accessibility requirements. Specifically, the proposed project will replace existing elevator #860 and elevator hoistway which extends from the Red Line outbound platform up to street level in Central Square. Additionally, the work includes the construction of two new elevators, one inbound and one outbound which extend from the Red Line inbound and outbound platform up to street level in Central Square, these will require curb modifications and traffic bollards along Mass Ave. New Areas of Rescue Assistance, one inbound and one outbound will be located adjacent to the new elevators and will be equipped with Stryker chairs, emergency call boxes and smoke proof enclosures. The inbound escalator will be modernized with a HD Transit-rated escalator with two step run-on and run-off to fit within the existing concrete areaway.