Transport equipment, namely railroad rolling stock, namely passenger and freight cars and locomotives, with a "dual-mode" option available on some of the passenger and freight cars providing them the capability of being equipped with a set of wheels or bogies permitting them to be used on the highway as well as on rails; bogies and vehicle couplers used to connect the railroad rolling stock, and specialized equipment used to move and position bogies and freight vehicles in an area where they transfer between highway and rail modes, namely hostler tractors.