The label says that the way in which the procession will pass and scheduled in advance. Who use the road to travel planner correctly. The procession will be even more chaotic. And reduce accidents to occur.
By tagging saying which way the procession to pass, and the timing advance. The user can use the planned road trip properly. A procession will have more regulation and reduce accidents to occur.
The label says that the train will pass through and what the time in advance, using the road will be planning the trip. A train will be a more organized and reduce accident that will occur.