ARR plate clearances make room for trains

ARR plate clearances make room for trains

A BNSF train with double-stack cars needs an American Association of Railroads Plate H clearance from obstructions to safely run on this track. Carl Swanson Railroads spend a lot of time worrying about clearances. One low bridge or a narrow tunnel will limit the kinds of cars able to move across that line. To sort out which cars can operate on a given line, the Association of American Railroads categorizes freight cars based on their outside dim…