123Entering level crossing when train or tram approaching

123 Entering level crossing when train or tram approaching etc A driver must not enter a level crossing if— (a) warning lights (for example, twin red lights or rotating red lights) are operating or warning bells are ringing; or (b) a gate, boom or barrier at the crossing is closed or is opening or closing; or (c) a train or tram is on or entering the crossing; or (d) a train or tram approaching the crossing can be seen from the crossing, or is sounding a warning, and there would be a danger of a collision with the train or tram if the driver entered the crossing; or (e) the driver cannot drive through the crossing because the crossing, or a road beyond the crossing, is blocked. Examples—par (e) pedestrian, or by stock on the road.