Or. Rev. Stat. § 133.033
(2) As used in this section, “community caretaking functions” means any lawful acts that are inherent in the duty of the peace officer to serve and protect the public. “Community caretaking functions” includes, but is not limited to:
(a) The right to enter or remain upon the premises of another if it reasonably appears to be necessary to:
(b) The right to stop or redirect traffic or aid motorists or other persons when such action reasonably appears to be necessary to:
[1991 c.959 §1; 2011 c.506 §9; 2011 c.644 §14]