1.Erecting advertisement on highway. A person may not post, erect, display or maintain or cause to be posted, erected, displayed or maintained a sign, billboard, panel, placard, poster, notice or other advertising device in, upon or above any highway or so situated with respect to any highway as to obstruct clear vision of an intersecting highway or highways or otherwise so situated as to prevent the safe use or obstruct the maintenance of the highway. The highway is deemed the full width of the road as laid out by the State, county or the town and in any case is deemed to extend 33 feet from each side of the center line of the traveled or built-up portion of the way. [2003, c. 452, Pt. L, §1(NEW); 2003, c. 452, Pt. X, §2(AFF).]