as such can only run on routes with increased clearance (see loading gauge and structure gauge). The excess height section of the car end is often painted with a white band to be easily visible if wrongly assigned to a low-clearance line. The internal height of the hicube boxcars originally used in automotive parts service was generally . See also Autorack – A modern, enclosed railroad car designed to carry automobiles Stock car Troop sleeper Notes References Freight rolling stock