14th Street Tunnel
Encyclopedia
The 14th Street Tunnel carries the train of the New York City Subway
New York City Subway
The New York City Subway is a rapid transit system owned by the City of New York and leased to the New York City Transit Authority, a subsidiary agency of the Metropolitan Transportation Authority and also known as MTA New York City Transit...

 under the East River
East River
The East River is a tidal strait in New York City. It connects Upper New York Bay on its south end to Long Island Sound on its north end. It separates Long Island from the island of Manhattan and the Bronx on the North American mainland...

 between the First Avenue Station
First Avenue (BMT Canarsie Line)
First Avenue is a station on the BMT Canarsie Line of the New York City Subway. Located at the intersection of First Avenue and East 14th Street in East Village, Manhattan, it is served by the L train at all times....

 in the borough
Borough (New York City)
New York City, one of the largest cities in the world, is composed of five boroughs. Each borough now has the same boundaries as the county it is in. County governments were dissolved when the city consolidated in 1898, along with all city, town, and village governments within each county...

 of Manhattan and the Bedford Avenue Station
Bedford Avenue (BMT Canarsie Line)
Bedford Avenue is a station on the BMT Canarsie Line of the New York City Subway. Located at the intersection of Bedford Avenue and North Seventh Street in the Brooklyn neighborhood of Williamsburg, it is served by the L train at all times...

 in Brooklyn.

Booth and Flinn
Booth and Flinn
Booth and Flinn was one of the largest American general contracting companies of its era. It was established and headquartered in Pittsburgh, Pennsylvania, United States....

 was awarded the contract to construct the tunnel on January 13, 1916. The 14th Street Tunnel was holed through on August 7, 1919 and opened for service on June 30, 1924, along with the segment of the subway line running from the Sixth Avenue Station
Sixth Avenue (BMT Canarsie Line)
Sixth Avenue is a station on the BMT Canarsie Line of the New York City Subway. Located at the intersection of Sixth Avenue and 14th Street in the Manhattan neighborhood of Chelsea, it is served by the L train at all times....

 to the Montrose Avenue Station
Montrose Avenue (BMT Canarsie Line)
Montrose Avenue is a station on the BMT Canarsie Line of the New York City Subway. Located at the intersection of Montrose and Bushwick Avenues in East Williamsburg, Brooklyn, it is served by the L train at all times....

.

Clifford Milburn Holland
Clifford Milburn Holland
Clifford Milburn Holland was born in Somerset, Massachusetts. He was the only child of Edward John Holland and Lydia Frances Hood. He graduated from Harvard University with a B.A. in 1905 and a B.S. in Civil Engineering in 1906. On November 5, 1908 he married Anna Coolidge Davenport...

served as the engineer-in-charge during the construction of the tunnel.
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