§ 1270.02 DEVELOPMENT STANDARDS.
   In addition to the provisions of Chapter 1272, the following standards for the arrangement and development of land and buildings shall be required in the Office, Laboratory and Research District.
   (a)   Lot Size; Use Regulations. Lot size shall be adequate to provide the yard space required by this section and the following provisions.
      (1)   A use allowed in this district shall operate entirely within an enclosed structure, emitting no dust, smoke, noxious odor or fumes outside such structure and producing a noise level audible at the property line no greater than the average noise level occurring on the street fronting the property.
      (2)   A use allowed in this district shall have its primary operation and service areas and loading docks entirely enclosed or screened by walls or fences at least six feet, but not more than 12 feet, in height. Such walls or fences shall have an opaqueness of 75% or more, so as to effectively conceal production, storage, service and loading operations from adjoining streets and from a Residential Zoning District or a Planned Development District, as listed in § 1238.04.
   (b)   Lot Width. All lots shall abut a public or private street for a distance of 100 feet or more and have adequate width to provide the yard space required by this section.
   (c)   Side Yards. For main and accessory structures, including open production, storage, service and loading areas, the required side yards shall not be less than one-half the sum of the height and width of the structure and in no case shall they be less than 100 feet from any Residential Zoning District or Planned Development District, as listed in § 1238.04 .
   (d)   Rear Yards. For main and accessory structures, including production, storage, service and loading areas, required rear yards shall not be less than one-half the sum of the height and depth of the structure and in no case shall they be less than 100 feet from any Residential Zoning District or Planned Development District, as listed in § 1238.04 .
(Ord. 5-89, passed 5-8-1989)