| Where specified in special instructions, the signalman may provide verbal authority for the foreman to occupy the interlocking limits. |
| Since the flight medic will first be lowered to the ground to continue treatment of the casualty, he becomes the primary signalman for the hoist. |
| The driver shall not restart after a trip has occurred without the permission from the signalman. |
| He endured poverty and the Depression and, in 1943, joined the US navy, serving as a signalman in the second world war. |
| Until receiving permission from the signalman the driver shall not use the override function. |
| After moving the train backwards as soon as it is at standstill, the driver shall contact the signalman and inform him about the situation. |
