White fire

The white fire , also called operation , is a railway signal of type the SNCF.

Definition

In mechanical indication, it corresponds to the purple Carré opened, i.e. turned rosette (thus masked).

White fire orders or confirms walk in operation. The mechanic should not exceed the speed of 30 km/h on the trackside equipment.

External bonds

  • Railway Indication the SNCF
  • Waiter European of Railway Indications

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