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Foundations for the bridge's suspension towers were completed in 1904, followed by the anchorages in 1907 and the towers in 1908. The Manhattan Bridge opened to traffic on December 31, 1909, and began carrying streetcars in 1912 and New York City Subway trains in 1915. The eastern upper-deck roadway was installed in 1922.
a The route of the original IRT line, the first underground New York City rapid transit line, began at City Hall in the south, followed the IRT Lexington Avenue Line to 33rd Street, turned west on 42nd Street to Grand Central, followed the IRT 42nd Street Shuttle to Times Square, turned north on Broadway to 50th Street, followed the IRT ...
The current New York City Transit Authority rail system map; Manhattan is located on the left-center portion of the map. The New York City Subway is a rapid transit system that serves four of the five boroughs of New York City in the U.S. state of New York: the Bronx, Brooklyn, Manhattan, and Queens.
The Triborough System was a proclamation for new subway lines to the Bronx and Brooklyn. The new lines include the IRT Lexington Avenue Line, IRT Pelham Line, and IRT Jerome Avenue Line. The Manhattan Bridge line described below later became the BMT West End Line, BMT Fourth Avenue Line, the BMT Sea Beach Line, and the Nassau Street loops. [1] [2]
The Manhattan Bridge line was less than half completed by January 1916, [67] and it was 80 percent finished by that October. [68] The Manhattan Bridge line platforms opened on September 4, 1917, as part of the first section of the Broadway Line from Canal Street to 14th Street–Union Square. [69] [70] [71]
Since the opening of the original New York City Subway line in 1904, various official and planning agencies have proposed numerous extensions to the subway system. One of the better known proposals was the "Second System," which was part of a plan by the Independent Subway to construct new subway lines in addition and take over existing subway ...
Modern signals that allow trains to move faster and closer together have been planned since 2019 for the Lexington Ave. line, which carries the Nos. 4, 5 and 6 trains in Manhattan.
The New York City Subway uses a system known as Automatic Train Supervision (ATS) for dispatching and train routing on the A Division [237] (the Flushing line and the trains used on the 7 and <7> services do not have ATS.) [237] ATS allows dispatchers in the Operations Control Center (OCC) to see where trains are in real time, and whether each ...