The section below East 180th Street to Greens Farm Junction was once used to interchange with the New Haven (and later Penn Central and Conrail) to bring subway cars and other equipment on and off the system.
Секция ниже East 180th Street к Greens Farm Junction была однажды использована для взаимообмена с New Haven (позже Penn Central и Conrail) к передаче вагонов метро и другого оборудования для системе.