A SignalA visual display device which conveys instructions or provides prior warning of instructions regarding the driver’s authority to proceed. More provided to enable two trains to be positioned at a platform by the
use of Block SignallingA system of controlling rail traffic defined by Block Sections. Normally only one train is permitted in a Block Section. More techniques. It may or may not form part of the
standardAn authorised document, including specification, procedure, instruction, directive, rule or regulation, which may set mandatory requirements. More Aspect SequenceThe order of the displayed Aspects to give the driver information about the aspect of the Signal or Signals ahead. More.