RailwayTrackClassification

Code list: RailwayTrackClassification

Code	Description
Multi Track	A representation of two or three parallel or near-parallel pairs of rails up to a specified distance apart.
Narrow Gauge	A representation of a pair of rails that are more than 0.508m and less than 1.435m apart. Also includes monorails.
Single Track	A representation of a pair of rails that are not parallel or near-parallel to another pair of rails within a specified distance.