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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.
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.
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 ...
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]
Loram Maintenance of Way, Inc. Loram Maintenance of Way, Inc. ( reporting mark LMIX) [1] is a railroad maintenance equipment and services provider. Loram provides track maintenance services to freight, passenger, and transit railroads worldwide, as well as sells and leases equipment which performs these functions.
In 1992, ENSCO created a grading and inspection system that automated the inspection of everything from lumber and baggage to food and weapons. In 1995, The American Railway Engineering Association approved ENSCO’s Gage Restraint Measurement System as the only system that met standards for use of technology in railroad inspection.
Inspection practices include track geometry cars or walking inspection. Curve maintenance especially for transit services includes gauging, fastener tightening, and rail replacement. Rail corrugation is a common issue with transit systems due to the high number of light-axle, wheel passages which result in grinding of the wheel/rail interface.
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