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Some railroads will maintain what they call a "living rulebook." As amendments are released via general order or special instruction, they will update the specific page that was affected. [ 1 ] An example of this is the Union Pacific, which maintains a copy of the GCOR with page-by-page amendments.
[1] [2] By the 1850s, railroad operating rules, often printed as pamphlets or on the back of a time card, had evolved to near universal application. On April 14, 1887 representatives of 48 railroads voted for the adoption of what is now known as the Standard Code of Operating Rules (SCOR), published by the AAR. Thus, all railroad rule books in ...
The NORAC rules are intended to enhance railroad safety. The rules cover employee responsibilities, signaling equipment, procedures for safe train movement, dealing with accidents and other topics that directly and indirectly affect railroad safety. These rules govern operation on main lines, defined as those with some form of block control system.
Turn off generator field (or notify the ground employee, depending on company-specific rules and locomotive type, that protection is provided). [1] [2] 10 wheeler (US) The 10-wheeler wheel arrangement A steam locomotive with a 4-6-0 wheel arrangement [3] 241 (US) Procession of a train past a stop signal with verbal permission from the ...
Railway signalling (BE), or railroad signaling (AE), is a system used to control the movement of railway traffic. Trains move on fixed rails , making them uniquely susceptible to collision . This susceptibility is exacerbated by the enormous weight and inertia of a train, which makes it difficult to quickly stop when encountering an obstacle.
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[1] Train order operation was widely used by the railroads of North America before the days of centralized traffic control (CTC), direct traffic control (DTC), and the use of track warrants conveyed by radio. The system used a set of rules when direct communication between train dispatchers and trains was limited or