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The original IRT subway as it existed following the completion of Contracts 1 and 2. The first regularly operated line of the New York City Subway was opened on October 27, 1904, and was operated by the Interborough Rapid Transit Company (IRT). The early IRT system consisted of a single trunk line running south from 96th Street in Manhattan ...
An old IRT sign remains at Wall Street station. The Interborough Rapid Transit Company ( IRT) was the private operator of New York City 's original underground subway line that opened in 1904, as well as earlier elevated railways and additional rapid transit lines in New York City. [2] The IRT was purchased by the city in June 1940, along with ...
The original IRT subway lines (those built before the Dual Contracts) were built to modified elevated line dimensions. Whereas the IRT lines were originally equipped with cars that were 47 feet (14 m) long, the cars designed for the IRT subway measure 51.3 feet (15.6 m) long. Both sets of lines did not permit cars wider than 9 feet (2.7 m).
First earth from Lexington Avenue subway line in 1913 Original subway. Construction started on the first IRT line in 1900. A 1902 explosion during construction seriously damaged properties just above the line. The part of the line from City Hall to just south of 42nd Street was part of the original IRT line, opened on October 27, 1904.
Cross-section of the first subway For the first IRT subway line, pictured at 59th Street – Columbus Circle, cut-and-cover was used as a form of construction. Recent projects, like the extension of the IRT Flushing Line (pictured) use tunnel boring machines to build the subway tunnels.
The first major expansion of the subway system was the Dual Contracts, a set of agreements between the City of New York and the IRT and the BRT. The system was expanded into the outer reaches of the Bronx, Brooklyn, and Queens, and it provided for the construction of important lines in Manhattan. This one expansion of the system provided for a ...
The City Hall station, also known as City Hall Loop station, is a closed station on the IRT Lexington Avenue Line of the New York City Subway. It is located under City Hall Park, next to New York City Hall, in the Civic Center neighborhood of Manhattan in New York City. The station was constructed for the Interborough Rapid Transit Company (IRT ...
2374. The IRT Powerhouse, also known as the Interborough Rapid Transit Company Powerhouse, is a former power station of the Interborough Rapid Transit Company (IRT), which operated the New York City Subway 's first line. The building fills a block bounded by 58th Street, 59th Street, Eleventh Avenue, and Twelfth Avenue in the Hell's Kitchen and ...