The Cortlandt Street station was destroyed following the September 11 attacks . The station was completely rebuilt with a new connection to the PATH 's World Trade Center station , and reopened in September 2018 as WTC Cortlandt . The original South Ferry station , located on a five-car balloon loop , was also replaced following the September 11 attacks . A new two-track terminal at South Ferry opened in 2009 , increasing capacity and saving travel time . South Ferry was completely flooded in 2012 during Hurricane Sandy , and it reopened in June 2017 after an extensive four-year renovation
September 11 attacks
September 11 attacks
IRT Broadway–Seventh Avenue Line