The vast majority of elevators in New York City today are traction elevators.

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That means, in some cases, hospitals are throwing money at things like new elevators and valet parking.

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In New York City, elevators and bathrooms are often closed and not working.

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The best-paying state for these workers, who assemble, install, repair or maintain electric or hydraulic freight or passenger elevators, escalators or dumbwaiters: New Hampshire.

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Thus, in order to take advantage of this growth, United Technologies has opened a new manufacturing facility for Otis elevators in Chongqing in southwestern China.

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The higher you go, for example, the more elevators you need, says James Sanders , a New York-based architect and author of Celluloid Skyline: New York and the Movies.

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New York City's roughly 60, 000 elevators had an accident rate of less than 0.1% in 2010, a DOB spokeswoman said.

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Governments can save jobs by discouraging new technology or outlawing labor-saving devices like automatic elevators and automated telephone service.

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