Utah Code § 41-6a-1201
Driving on tracks.
(1) The operator of a vehicle proceeding on any track in front of a railroad train on a highway shall remove the vehicle from the track as soon as practicable after signal from the operator of the train. (2) When a railroad train has started to cross an intersection, an operator of a vehicle may not drive: (a) on or across the tracks; or (b) in the path of the train within the intersection in front of the train. (3) A violation of this section is an infraction.