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A dual carriageway is a type of road. It is an important route that usually carries long-distance traffic.
A dual carriageway has four lanes (2 lanes each side), and is always separated by a man-made barrier or strip of land.
References[change | change source]
- "Cambridge Dictionaries Online: Cambridge Advanced Learner's Dictionary: hard shoulder". Cambridge University Press. Retrieved 2011-03-05.
- "Hard Shoulder Safety" (PDF). Green Flag Motoring Assistance. p. 3. Retrieved 2011-03-05.