Americans take more than 20 billion elevator rides every year — and keeping them safe is an expensive proposition. Zachary Crockett makes small talk.
- SOURCES:
- Frank Christensen, president of the International Union of Elevators Constructors.
- Shannon Moore, service mechanic for the International Union of Elevator Constructors Local 8.
- Brian O'Connell, senior vice president of the Eastern U.S. at Otis Elevators.
- Stephen Smith, executive director of the Center for Building in North America.
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