All materials, supplies, finished or semi-finished products, motor vehicles, trailers and all equipment shall be stored within a completely enclosed structure except:
(A) Materials and equipment used for construction or repairs may be stored outdoors on the construction site during construction;
(B) Motor vehicles weighing less than 9,000 pounds, and recreational vehicles and other materials may be stored outdoors on lots used for residential purposes, provided they do not constitute a nuisance;
(C) Motor vehicles weighing less than 9,000 pounds may be parked outdoors for periods not to exceed 48 hours within improved parking areas on nonresidential lots;
(D) Plant materials for landscaping purposes may be stored and displayed for sale outdoors in areas zoned for the sales; and
(E) Outdoor storage and displays of merchandise may take place in commercial and industrial zones where these activities are accessory to their permitted activities.
(1988 Code, § 11.50-11)