REVIEWER: Alastair Veitch, vice president of international business and special projects for Sperry Rail Service.
BACKGROUND: Sperry Rail Service, headquartered in Danbury, Connecticut, has been providing a complete range of rail flaw detection services since 1928. The company has always been a technology leader, first with induction testing which utilizes current injected into rail and sensors to detect magnetic field disturbances and later with ultrasonics that transmit sound waves into the rail to detect discontinuities. Sperry Rail utilizes a fleet of 62 detector vehicles to identify more than 20 defect types.
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