Roadrailer

In railroad terminology a Roadrailer or RoadRailer is a highway trailer, or semi-trailer, that is specially equipped for use in railroad intermodal service. == Overview == The advantage of using roadrailers is that due to their construction, the trailers can be pulled directly behind other freight (or even passenger) equipment without the use of t...
Found on http://en.wikipedia.org/wiki/Roadrailer

RoadRailer

(from the article `railroad`) Bi-modal development after World War II was initiated in the early 1960s by the RoadRailer, which was devised by engineers of what was then the ...
Found on http://www.britannica.com/eb/a-z/r/55
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