§ 152.087 MODIFICATIONS OF LOT AREA AND YARD REQUIREMENTS.
   (A)   Lot area requirements per unit shall not apply to dormitories, fraternities, sororities, nursing homes or other similar group quarters where no cooking facilities are provided in individual rooms or apartments.
   (B)   (1)   Generally.
         (a)   Whenever a lot abuts upon an alley, half of the alley width may be considered as a portion of the required yard.
         (b)   Whenever more than one main building is to be located on a lot the required yards shall be maintained around the group buildings and buildings shall be separated by a horizontal distance that is at least equal to the height of the highest adjacent building, unless otherwise specified.
         (c)   Sills, belt courses, windows, air-conditioning units, chimneys, cornices and ornamental features may project into a required yard a distance not to exceed 24 inches.
         (d)   Filling station pumps and pump islands may occupy required yards, provided that they are not less than 15 feet from all lot lines.
      (2)   Front yards.
         (a)   The front yard setback requirements for dwelling shall not apply on any lot where the average setback of existing buildings located wholly or in part within 100 feet on each side of the lot within the same block and zoning district and fronting on the same side of the street is less than the minimum required setback. In such cases, the setback on the lot may be less than the required setback but not less than the average of the setbacks of the aforementioned existing buildings.
         (b)   Where a lot fronts on two nonintersecting streets, front yards shall be provided on both streets.
      (3)   Side yards.
         (a)   Where a side yard abuts a street corner lot, the setback requirements shall be not less than 50% of the front yard required on the lot lying to the rear of the corner lot, no accessory building shall extend beyond the adjacent front yard setback.
         (b)   The minimum width of side yards for day and child care centers, churches, community buildings and other public and semi-public buildings in residential districts shall be 25 feet, unless otherwise specified.
         (c)   No side yards are required where dwellings are erected above commercial and industrial structures, except the side yard as may be required for a commercial or industrial use is contiguous to that of a residential district.
         (d)   Where the side yard of a commercial or industrial use is contiguous to that of a residential use in an A-1, A-2, A-3, A-4, or AC-1 district, the commercial or industrial use shall observe the minimum side yard setback for the district within which the residential use is located.
      (4)   Rear yards.
         (a)   Open fire escapes, outside stairways and balconies, air conditioning units and the ordinary projections of chimneys and flues into a rear yard for a distance of not more than four feet may be permitted when so placed as to not obstruct light and ventilation.
         (b)   Where the rear yard of a commercial or industrial use is located contiguous to that of a residential use in an A-1, A-2, A-3, A-4 or AC-1 district, the commercial or industrial use shall observe the minimum rear yard setback for the district within which the residential use is located.
(Ord. 94-06-01, passed 6-14-94)