This northern third of the platform level area consists of passages that would have served as transfers to an unfinished station on a level directly above the Crosstown Line tracks (provisionally called "South Fourth Street" or "Union Avenue").
This northern third of the platform level area consists of closed transfer passages that are sealed behind doors and fences. These passages lead to an unfinished station shell on an upper level (provisionally called "South Fourth Street" or "Union Avenue").