“On the Sunday after Tropical Storm Irene blasted through the five boroughs of New York City, the city exhaled. Huge swaths of Manhattan hadn’t flooded, high winds hadn’t caused widespread damage…” And the subway was shut down in case of flooding, which fortunately never happened. But if it did flood, how long would it take to get the trains running again? Check out this Transportation Nation/WNYC report — which includes an interview with City Atlas advisor Projjal Dutta of the MTA — for the answer.