A Triple Crown trailer train heads westbound out of Huntington, Ind., in September 2015. 15273-21 Randy Olson Question: I occasionally see Triple Crown semi-trailer trains on a route that runs near Decatur, Ill. Since these trailers are attached directly to one another and are not on flatcars, how are the frames of these trailers reinforced […]
Ask Trains: How Triple Crown trailers withstand train forces without standard freight cars
