A dead-end single lineA generally Bi-Directional Line which is the only line that carries Running Movements. More terminating at a stop blockA structure fixed at the termination of a Running Line or Siding to arrest slow-moving vehicles. See also Buffer Stop. More, stop boardA sign where a driver must stop the train. More or
exceptionally at a SignalA visual display device which conveys instructions or provides prior warning of instructions regarding the driver’s authority to proceed. More.