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How Subways Work

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  • Atlas Dewatering. "Market Sectors: Subway Construction." (2/23/2007)
  • Britt, Robert Roy. "Subway Flooding: A Hidden and Neglected Risk." LiveScience. 1/14/2005 (2/23/2007) 050114_underground_floods.html
  • Cudahy, Brian J. "Under the Sidewalks of New York: Revised Edition." Viking Penguin. 1979.
  • Discovery Channel Online. Subways in America. subways/interactive/interactive.html
  • Discovery: Extreme Engineering: American Subways. Episode 103, 2003.
  • Dutemple, Lesley A. "The New York Subways." Lerner Publications Company. 2003
  • Feinman, Mark S. "Early Rapid Transit in Brooklyn." (2/23/2007)
  • Hovey, Tamara. "Paris Underground." Orchard Books. 1991.
  • McNeese, Tim. "The New York Subway System." Lucent Books. 1997.
  • Metro Bits: World Metro List (2/23/2007)
  • Middleton, William D. "Metropolitan Railways: Rapid Transit in America." Indiana University Press. 2003.
  • New York City Subway: Its Construction and Equipment (2/23/2007)
  • New York City Transit. Subways. (2/23/2007)
  • Orestad Development Corporation. "Tunnel Construction." (2/23/2007)
  • Railway Technical Web Pages: Electric Traction Drives
  • Subway Signals: A Complete Guide (2/23/2007)
  • The Associated Press. "Brazilian Subway Construction Site Turns into Crater, Swallowing Three Trucks." (2/23/2007) america/LA-GEN-Brazil-Subway-Crater.php
  • Transit Toronto. "How Cut and Cover Worked in 1951." (2/23/2007)
  • Washington Metropolitan Area Transit Authority (2/23/2007)