Notice to the public that a state trunk highway is closed or its use is restricted shall be given in one or more of the following forms: (1) Erection of suitable barriers upon the highway to restrict or prohibit travel; (2) Issue warning and notice of the condition of the highway for travel in generally available media outlets; (3) Post signs for direction of traffic upon the highway relative to use or nonuse of the highway; (4) Place warning devices on the highway; or (5) Place flagmen to warn, detour, or direct traffic on the highway. Source: SL 1980, ch 208 , § 2; SL 1996, ch 188 , § 2; SL 2010, ch 146 , § 1.