dual carriageway road segment; dual carriageway road; divided highway; dual carriageway

roadway comprised of exactly two carriageways
NOTE 1 to entry: The PIARC term is “dual carriageway road” and is recognized as a preferred term. As per the definitions provided in this document, “dual carriageway road segment” is more accurate and is the most preferred term. The term “dual carriageway” by itself is not preferred but admitted.
NOTE 2 to entry: The term “divided highway” is the equivalent American English term and equates to two or more carriageways.
NOTE 3 to entry: The two carriageways are typically designed for travel in opposite directions.

Application Area: ITS Architecture