Oregon Revised Statutes Highways, Roads, Bridges and Ferries § 374.060

(1) Close any street, highway or road at or near the point of its intersection with a throughway; or

(2) Make provision for carrying the street or road over or under the throughway; or

(3) Provide a connection with a throughway by means of a utility or service road to a suitable point of connection; and

(4) Do any and all work on the street, highway or road as is necessary therefor.