(a) Each retail store or building shall have a parking lot on, or adjoining, its premises, which provides one off-street car parking space for each 150 square feet of floor space in the building which it serves.
(b) A parking space is an area of no less than 200 square feet abutting on a driveway having access to a public street.
(c) Parking lots and driveway shall be constructed on a compacted slag base not less than six inches in depth, smoothly surfaced, adequately drained, and shall be hard surfaced with a blacktop bituminous material not more than two years after the base is constructed.
(d) When a parking lot adjoins a residential district, it shall be effectively screened, so as to prevent annoying glare from car headlights.
(1978 Cod Sec. 1272.02)