South Shore Line
From the waiting room, there is a passage to the upper-level South Shore Line platforms, and along this passage is a set of ticket windows for the South Shore Line. At the north end of the South Shore Line platforms, there is a set of ticket vending machines. On the lower level are the Metra tracks, accessed by staircases or ramps from the concourse. The Metra platforms have a secondary exit at Lower Water Street on the north end.