Are rail distances measured from outside rail to outside rail?

Answer:

there is track width (measured from mid rail to mid rail) and track gauge (measured from inside rail to inside rail. As that is the most important size of track, that is normally the distances referenced to.

normal distance for track gauge is 1435 mm

First answer by Railconsultant. Last edit by Railconsultant. Contributor trust: 1 [recommend contributor recommended]. Question popularity: 4 [recommend question].