The corner setback area shall be maintained free of sight distance obstructions to promote safe movement of vehicle, bicycle and pedestrian traffic through the intersection. It shall be a violation of this Code for any property owner or other responsible party to maintain trees, shrubs or other landscaping elements or to erect, or cause to be erected, any obstruction such as a fence, awning, sign, or other structure that is at a height greater than thirty inches (30") above the top of the adjacent curb grade, or at a height greater than thirty six inches (36") above the nearest pavement surface where there are no curbs. (Ord. 2007-8-43, 8-16-2007)