106th Street was a station on the IRT Third Avenue Line

IRT Third Avenue Line

The IRT Third Avenue Line, commonly known as the Third Avenue El, was an elevated railway in Manhattan and the Bronx, New York City. Originally operated by an independent railway company, it was acquired by the Interborough Rapid Transit Company and eventually became part of the New York subway...

 in New York City

New York City

New York is the most populous city in the United States and the center of the New York Metropolitan Area, one of the most populous metropolitan areas in the world. New York exerts a significant impact upon global commerce, finance, media, art, fashion, research, technology, education, and...

. The station was opened on December 30, 1878, and had two levels. The lower level had two tracks and two side platform

Side platform

A Side platform is a platform positioned to the side of a pair of tracks at a railway station, a tram stop or a transitway. A pair of side platforms are often provided on a dual track line with a single side platform being sufficient for a single track line...

s and served local trains. The upper level had one track and two side platforms over the local tracks on the lower level and served express trains. It was built as part of the Dual Contracts. The next stop to the north was 116th Street

116th Street (IRT Third Avenue Line)

116th Street was a station on the demolished IRT Third Avenue Line. It had three tracks on two levels. The lower level had two tracks and two side platforms for local trains, and was built first. The upper level, built as part of the Dual Contracts, had one track for express trains. The next stop...

 for local trains and 125th Street

125th Street (IRT Third Avenue Line)

125th Street was a station on the demolished IRT Third Avenue Line. It opened on December 30, 1878, and had three tracks and two levels. The lower level was built first and had two tracks and two side platforms for local trains. The upper level, built as part of the Dual Contracts, had one track...

 for express trains. The next stop to the south was 99th Street

99th Street (IRT Third Avenue Line)

99th Street was a station on the demolished IRT Third Avenue Line in New York City. It had two levels. The lower level serving local trains was built first, and had two tracks and two side platforms. The upper level, built as part of the Dual Contracts had one track for express trains. The next...

 for local trains and 42nd Street

42nd Street (IRT Third Avenue Line)

42nd Street was an elevated station on the IRT Third Avenue Line in New York City. It had two levels with the lower level having three tracks. The main line tracks were served by two side platforms. A side platform connected to the southbound platform for shuttle service to Grand Central...

for express trains. The station closed on May 12, 1955.