Who governs the size classification of Caldwell County Railroad?
Railroad classes In the United States, railroads are designated as Class I, II, or III, according to size criteria first established by the Interstate Commerce Commission (ICC) in 1911, and now governed by the Surface Transportation Board.
Northeast Operating Rules Advisory Committee The Northeast Operating Rules Advisory Committee (NORAC) is a set of operating rules for railroads in North America. The NORAC rulebook is used by full and associate member railroads, located mostly in the Northeast United States.