(1) Except as provided in this section or as otherwise specifically provided by law, the exercise of governmental powers relating to a road within a county is a matter of county concern.
(2) A county governing body:
(a) Does not have jurisdiction over any public road that is a state highway.
(b) Shall only take action involving a local access road within a city if the city governing body consents to the action.
(c) May by resolution or order make any public road within its jurisdiction a county road.
(3) Any road that has a classification as a county road on November 1, 1981, shall retain that classification unless the classification is changed under ORS 368.026 or as otherwise provided by law.
(4) A county governing body may seek assistance from the Department of Transportation as provided under ORS 366.155.