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As the railroad has evolved from block stations and control towers to a centralized dispatching system, they have also moved to more advanced inspection tools. The technologies in use today vary from a simplistic paddle and switch to infrared thermography, laser scanning, and even ultrasonic audio analysis. These devices are used to inspect ...
An Inspection Car En Route, 1891. The first rail inspections were done visually and with the Oil and Whiting Method (an early form of Liquid Penetrant Inspection). Many sources cite that the need for better rail inspections came after a derailment at Manchester, New York, in 1911. That particular accident resulted in the death of 29 people and ...
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 ...
An investigation into a Colorado coal train derailment and bridge collapse that killed a truck driver is focused on whether inspection and maintenance practices at BNSF Railway contributed to the ...
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. To accomplish this task ...
In 1992, ENSCO created a grading and inspection system that automated the inspection of everything from lumber and baggage to food and weapons. [7] 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. [7]
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 ...
The Waco, Beaumont, Trinity and Sabine Railway (WBT&S) was a standard gauge U.S. shortline railroad located in East Texas.The company was formed from two earlier shortlines that interchanged in Trinity, Texas, and had come under the control of the Missouri, Kansas and Texas Railway, but were spun off in 1923 as part of that company's bankruptcy reorganization.