Rule 296
User-operated gates or barriers. Some crossings have ‘Stop’ signs and small red and green lights. You MUST NOT cross when the red light is showing, only cross if the green light is on. If crossing with a vehicle, you should open the gates or barriers on both sides of the crossing check that the green light is still on and cross quickly close the gates or barriers when you are clear of the crossing. Laws TWA 1992 sect 55 & PC(SB)R 1996