undersea Seikan Tunnel. Transporter transfer stations Between c1900 and c1950 transporter trains were used to carry narrow gauge () rolling stock between four separate narrow gauge branchlines and the workshops. The main lines were gauge. A ramp joined the narrow and broad gauge track end to end in a straight line and the ramp lifted the narrow gauge track by about one metre to the level of the rails on the broad gauge flat waggons. Upper Ferntree Gully - Gembrook Colac- Crowes Moe - Walhalla Wangaratta - Whitfield Newport workshops Transporter trailer Also common on German and eastern European narrower gauge are transporter trailers, which are small-wheeled full trailers that fit beneath each pair of the wagon's wheels or each bogie of the car and are hauled by a drawbar. These are Rollböcke in German. Some times one long small-wheeled full trailer carries the entire rail car. Road Transporter Trains Transporter Trains are also used to carry road vehicles such as cars, lorries and buses through long rail tunnels. For long distance freight transport, trucks with trailers or semi-trailers (without tractor) are loaded on specialized rail vehicles. See articles about Autorack Car shuttle train car transporter Modalohr Motorail Rolling highway See also East African Railway Master Plan Keith Smith (engineer) - devised transporting vehicles by the trainload in Australia the 1950s Leek and Manifold Valley Light Railway 1904 used a Rollbock like wagon. Padarn Railway Piggyback (transportation) Weltrol – a standard gauge well wagon for carrying narrow gauge rolling stock; built 1960 References External links Wooden toy Transporter Train WorldRailFans Port Augusta-Stirling North Lötschberg Tunnel Early Norwegian Transporter waggon - NG on SG (Scroll to end) Freight rolling stock Track gauges