A person appointed, where required, to provide site supervision or control at
a Level CrossingAn intersection at the same elevation of a road and one or more rail tracks. See Manned Level Crossing, Automatic Level Crossing and Open Crossing. when it is necessary to place the crossingA cast or fabricated portion of the track layout which enables the rails of the two tracks to cross each other, while still providing support and guidance for s... in local control, or
to operate a temporary vehicular level crossingAn intersection at the same elevation of a road and one or more rail tracks. See Manned Level Crossing, Automatic Level Crossing and Open Crossing.. This person is required to
work under the instruction of the Crossing KeeperA person appointed at a permanent Gate Box to carry out the normal operating procedure of a Level Crossing. or 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..