No wall, fence, or shrubbery shall be erected, maintained or planted on any lot which unreasonably obstructs or interferes with traffic visibility on a curve or at any street intersection. All walls, fences or other shrubbery shall be in compliance with title 9, chapter 3 of this code. (Ord. 90-3, 9-12-1990 as amd. 11-5-1990; amd. Ord. 2009-1, 1-5-2009)