A telephone in the vicinity of one or more PointsItems of permanent way which may be aligned to one of two positions, Normal or Reverse, according to the direction of train movement required. for use by a shunter, other
operating staff or maintenance staff to communicate directly with the
SignallerA person responsible for the operation of the Signalling System, to safely control the passage and regulation of trains, usually located in a Signal Box. in connection with the operation 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..