code/game/turfs/space/transit.dm 
| /turf/space/transit/north | moving to the north |
|---|---|
| /turf/space/transit/south | moving to the south |
| /turf/space/transit/east | moving to the east |
| /turf/space/transit/west | moving to the west |
| /turf/space/transit/horizontal | @DEPRECATED TYPE |