Streets and Highways Code § 960.5
CHAPTER 2. Powers and Duties of Boards of Supervisors
The term “county highway” as used in Sections 954 and 954.5 shall be deemed to include, but not be limited to, any public highway, road, street, avenue, alley, lane, drive, way, place, court, or trail, or any purported county highway, public highway, road, street, avenue, alley, lane, drive, way, place, court, or trail.