81st Street station (IRT Ninth Avenue Line)
81st Street was a local station on the demolished IRT Ninth Avenue Line in Manhattan, New York City. It had two levels. The lower level was built first and had two tracks and two side platforms and served local trains. The upper level was built as part of the Dual Contracts and had one track that served express trains that bypassed this station. It closed on June 11, 1940. The next southbound stop was 72nd Street. The next northbound stop was 86th Street.