RCW 46.04.500 Definition of “Roadway”
"Roadway" means that portion of a highway improved, designed or ordinarily used for vehicular travel, exclusive of the sidewalk or shoulder even though such sidewalk or shoulder is used by persons riding bicycles. In the event a highway includes two or more separated roadways, the term "roadway" shall refer to any such roadway separately but shall not refer to all such roadways collectively.
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Traffic Laws apply to Persons Riding Bicycles
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Definition of "Vehicle"
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