You should be back where signs tells you to stop. If no sign, stay back ten feet from track.
25 feet
Rail Road Tracks
you come 100 feet of a rail road crossing and you cannot see the tracks for 400 feet in both directions.
It is the diameter of a Roman wheel
Rail Road Tracks
between 15-50 for a school bus
4' 8 1/2"
by stagecoach or wagon train
Because rail road tracks are made of steel
Both of them, especially if the hazard gates are down.
There isn't a set distance for this. It depends on the number of rail lines being crossed, and how far apart they're spaced.
You must park more than 50 feet away from rail road tracks. 10 feet from a hydrant. 25 feet from a crosswalk. 50 feet from a stop sign. and more than 20 feet of the driveway entrance to a fire station and over 75 feet on the side opposite a fire station entrance.