1145.03 OFF-STREET LOADING.
   (a)   Location. All required loading berths shall be located on the same zoning lot as the use served. All motor vehicle loading berths which abut a Residence District or an intervening alley separating a Residence District from a Business or Industrial District shall be completely screened therefrom by building walls, or by a uniformly-painted solid fence, wall, or door, or any combination thereof, not less than eight (8) feet in height. No permitted or required loading berth shall be located within 30 feet of the nearest point of intersection of any two (2) streets. No loading berth shall be located in a required front or side yard, and any loading berth located in a required rear yard may be open to the sky.
   (b)   Size. Unless otherwise specified, a required off-street loading berth shall be at least 12 feet in width by at least 30 feet in length, exclusive of aisle and maneuvering space, and shall have a vertical clearance of at least 15 feet.
   (c)   Access. Each required off-street loading berth shall be designed with appropriate means of vehicular access to a street or alley in a manner which will least interfere with traffic movement, and shall be subject to approval by the Enforcing Officer.
   (d)   Surfacing. All open off-street loading berths shall be surfaced with a dustless all- weather material capable of bearing a live load of 200 pounds per square foot.
   (e)   Repair and Service. No motor vehicle repair work or service of any kind shall be permitted in conjunction with loading facilities provided in any Residence District, Business District, or Industrial District, except emergency service necessary to start vehicles.
   (f)   Utilization. Space allocated to any off-street loading use shall not, while so allocated, be used to satisfy the space requirements for any off-street parking facilities or portions thereof.
   (g)   Central Loading. Central loading facilities may be substituted for loading berths on the individual zoning lots, provided that each zoning lot served shall have direct access to the central loading area without crossing streets or alleys at grade.
   (h)   Specific Requirements - All Districts. Off-street loading spaces accessory to uses permitted in all districts shall be provided according to the following table.
   All off-street loading spaces hereinafter required by the Ordinance, shall be designed in accordance with one the formulas set forth in the Off-Street Loading Table. Off-street loading spaces shall be provided in accordance with the specific Loading Classes as hereinafter set forth in the Off-Street Loading Table. Loading Spaces for accessory uses not specifically enumerated shall be assumed to be included in the principal (permitted) use requirement. If, for any reason, the classification of any use, for the purpose of determining the amount of off-street loading, or the amount of space to be provided by such use is not readily determinable hereunder, the loading class of such use shall be fixed by the Enforcing Officer.