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Sperry Rail Service ( reporting mark SRSX) is a rail inspection company founded in 1928 by Elmer Ambrose Sperry. [1] The company was the first in the world to offer nondestructive testing of railroad tracks. Since its formation, Sperry has been contracted by most of the major railroads in North America to inspect rail.
Since the 1990s, Loram has also been offering rail inspection services. Loram adapts commercial consumer vehicles for use on rails, and has developed a computerized, laser inspection system which compares the rail to a pre-determined profile in order to identify damage. Each rail is identified using its Differential GPS location. The rail ...
Rail inspection is the practice of examining rail tracks for flaws that could lead to catastrophic failures. According to the United States Federal Railroad Administration Office of Safety Analysis, [1] track defects are the second leading cause of accidents on railways in the United States.
Train inspection system. A train inspection system is one of various systems of inspection which are essential to maintain the safe running of rail transport . Because safety is of high importance when train cars move across the rails, there must be inspections. The cars are heavy and have moving parts that can break or become defective.
A track geometry car (also known as a track recording car) is an automated track inspection vehicle on a rail transport system used to test several parameters of the track geometry without obstructing normal railroad operations. Some of the parameters generally measured include position, curvature, alignment of the track, smoothness, and the ...
A catenary maintenance vehicle (also known as a tower wagon or tower car) is a railroad maintenance of way vehicle that is used to maintain and inspect overhead line (also known as catenary) on electrified railroad or metro tracks. [1] [2] Such vehicles are typically self-propelled by a diesel engine, to allow them to operate when power is shut ...
Maintenance of way workers repairing track in Japan. Maintenance of way (commonly abbreviated to MOW, also known as "Permanent Way Maintenance" or "PWM" in Britain. [1]) refers to the maintenance, construction, and improvement of rail infrastructure, including tracks, ballast, grade, and lineside infrastructure such as signals and signs. [2]
www.narcoa.org. The North American Railcar Operators Association (NARCOA) is a non-profit organization dedicated to the preservation, restoration, and safe, legal operation of railroad equipment historically used for maintenance of way purposes. The organization is primarily composed of those who own and operate a personal railcar speeder. [2]