Refers to the InterlockingA general term applied to the setting and releasing of Signals and Points to prevent unsafe conditions arising; also the equipment which performs this function.... function which controls the movement of the
PointsItems of permanent way which may be aligned to one of two positions, Normal or Reverse, according to the direction of train movement required. to their correct position. Successful completion of the settingThe interlocking function controlling the movement of points or other moveable components to the correct position.
process results in CorrespondenceThe agreement of the Interlocking with the Detected state of a Signalling Function..