Section 17C-17-12 - When state road commission or local authorities may restrict right to use highways(a) Local authorities with respect to highways under their jurisdiction may by ordinance or resolution prohibit the operation of vehicles upon any such highway or impose restrictions as to the weight of vehicles to be operated upon any such highway, for a total period of not to exceed ninety days in any one calendar year, whenever any said highway by reason of deterioration, rain, snow, or other climatic conditions will be seriously damaged or destroyed unless the use of vehicles thereon is prohibited or the permissible weights thereof reduced.(b) The local authority enacting any such ordinance or resolution shall erect or cause to be erected and maintained signs designating the provisions of the ordinance or resolution at each end of that portion of any highway affected thereby, and the ordinance or resolution shall not be effective unless and until such signs are erected and maintained.(c) Local authorities with respect to highways under their jurisdiction may also, by ordinance or resolution, prohibit the operation of trucks or other commercial vehicles, or may impose limitations as to the weight thereof, on designated highways, which prohibitions and limitations shall be designated by appropriate signs placed on such highways.(d) The state road commission shall likewise have authority as hereinabove granted to local authorities to determine by resolution and to impose restrictions as to the weight of vehicles operated upon any highway under the jurisdiction of said commission and such restrictions shall be effective when signs giving notice thereof are erected upon the highway or portion of any highway affected by such resolution.