No barn, corral, or coop (for the housing of animals, birds, or fowl) shall be constructed closer than one hundred feet from any existing dwelling or public street, nor shall any corral, barn, pen, or coop be constructed or maintained closer than twenty feet to any open waterway that drains into a natural stream. Surface drainage from corrals or barns or coops shall not be permitted to drain into a waterway that drains into a natural stream. (Prior code § 27-3-13)