Fence.
Any wall or structure more than eighteen inches (18") in height constructed for the purpose of enclosing, screening, restricting access to or providing decoration to any lot, building or structure. Except where otherwise required in this Code, regulations governing the height, location and opacity of fences also apply to walls, hedges or landscaping used in lieu of a fence or in combination with a fence. A fence is any part of a fence, including the base, footings, supporting columns, post, braces, gates, structural members or any other of its appendages.