Guard-rail sentence example

guard-rail
  • First, it must be able to exert a tractive force sufficient to start the train under the worst conditions possible on the railway over which it is to operate - for instance, when the train is stopped by signal on a rising gradient where the track is curved and fitted with a guard-rail.
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  • There should be an adequate handhold at all times or, where there is no handhold a guard rail must be used.
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  • Current regulations state that there should be less than 3.5 inches between the guard rail and the mattress.
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  • In some cases the gauge is laid a little wider than the standard, and there are varying amounts of superelevation of the outer rail; but the most formidable factor in the production of resistance is the guard-rail, which is sometimes put in with the object of guiding the wheel which runs on the inner rail of the curve on the inside of the flange.
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