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Water seepage is a problem in the underground spaces of NYC and pumping is necessary to divert it elsewhere. [1] [2] The predominant bedrock underneath NYC is Manhattan Schist. [3] Some subterranean spaces of New York city are inhabited by so-called Mole people. [4] They were the subject of a 2008 documentary called Voices in the Tunnels.
New York City is home to many bridges and tunnels. Several agencies manage this network of crossings. The New York City Department of Transportation owns and operates almost 800. [1] The Metropolitan Transportation Authority, Port Authority of New York and New Jersey, New York State Department of Transportation and Amtrak have many others.
New York City Subway tunnels: Fort George Tunnel, IRT Broadway–Seventh Avenue Line (1 train), 2 miles of rock tunnel from 157th Street to Dyckman Street, the second-longest two-track tunnel in the country (after the Hoosac Tunnel) when completed in 1906. 14th Street Tunnel, BMT Canarsie Line (L train) under East River between Manhattan and ...
The tunnels were built in the first decade of the 20th century as part of the New York Tunnel Extension.The original plan for the extension which was published in June 1901, called for the construction of a bridge across the Hudson River between 45th and 50th Streets in Manhattan, as well as two closely spaced terminals for the LIRR and Pennsylvania Railroad (PRR).
An investigation by the city's Department of Buildings uncovered a tunnel that was 60-foot-long (18.3 meter), 8-foot-wide (2.4 meter) and 5-foot-high (1.5 meter) located underneath the global ...
The project could take travelers from the British capital to the Big Apple in just about 54 minutes via a 3,400-mile tunnel. Discussions about an underground tunnel linking London to New York have ...
The tunnel will serve as a backup to Water Tunnel No. 1, completed in 1917, and Water Tunnel No. 2, completed in 1936. [1] Water Tunnel No. 3 is the largest capital construction project in New York City history. [2] Construction began in 1970. [3]
The 92-mile (148 km) aqueduct consists of 55 miles (89 km) of cut and cover aqueduct, over 14 miles (23 km) of grade tunnel, 17 miles (27 km) of pressure tunnel, and nine miles (10 km) of steel siphon. [4] The 67 shafts sunk for various purposes on the aqueduct and City Tunnel vary in depth from 174 to 1,187 feet (362 m). [5]