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… and snow is three inches or greater above the top of rail; the crew has experienced unusual braking conditions or … there is no fence or other barrier between them, moving rail cars not headed by an engine or when headed by a … use. (f) When advised by special instructions that rusty rail or other conditions may exist, occupancy of crossings …
21.305
… accordance with sound engineering principles. Duration of Directive As stated in section 19 of the Act, this direction …
38.959