A SignalA visual display device which conveys instructions or provides prior warning of instructions regarding the driver’s authority to proceed. More AspectAny valid visual indication of a Signal as displayed to the driver. More for use during lineside signalling failures to instruct the
driver to enter a Signal SectionIn a Track Circuit Block area the line between two consecutive Block Signals in the same direction of travel, whether or not these are in the same area of contr... More and proceed at such a speed that the train
can be stopped short of any obstruction.