SECTION 9.10 APPLICATION OF ZONING REGULATIONS:
   A.   Except as hereinafter provided, no public or private structure, except the service facilities of public utilities operating under the jurisdiction of the Public Service Commission or the Department of Motor Transportation or Federal Power Commission and common carriers by rail, shall be erected, reconstructed, or structurally altered, nor shall any public or private structures of land, except the service facilities of public utilities operating under the jurisdiction of the Public Service Commission or the Department of Motor Transportation or Federal Power Commission and common carriers by rail, be used for any purpose other than that permitted in the zone in which such structures or land is to be located or is located. All of the required lot area shall be in one (1) zone.
   B.   Except as hereinafter provided, no public or private structures except the service facilities of Public Service Commission or the Department of Motor Transportation or Federal Power Commission and common carriers by rail, shall be erected, reconstructed, or structurally altered to exceed the height of bulk limit herein established for the zone in which such structure is to be located or is located.
   C.   Except as hereinafter provided, no lot areas shall hereafter be so reduced or diminished that the yards or other open spaces shall be smaller than described by this ordinance and no building shall be occupied by more families than prescribed for such building, structure, or premises for the zone in which it is located.
   D.   Except as herein provided, no part of any yard, or other open space, or off street parking or loading and/or unloading space about or in connection with any building, structure, or use permitted by this ordinance shall be considered to be part of a required yard, or other open space, or off street parking or loading space for any other building, structure or use.
   E.   Every public or private building or other structure hereafter erected shall be located on a lot as herein defined and in no case shall there be more than one (1) principal building and permitted accessory structures on one (1) lot, except as hereinafter provided, nor shall any building be erected on any lot which does not abut at least twenty five (25) feet on a deeded and accepted public right of way.
   F.   Accessory structures and uses including off street parking and loading and/or unloading areas shall not be permitted within any required minimum front yard or side yard (on each side of the lot) except in SC, PO, RFD, and CBD zones as provided herein. Accessory structures and uses including off street parking and loading and/or unloading areas shall be permitted to be extended into the minimum rear yard area, as defined herein, in all zones, but by never more than ten (10) feet.
   G.   Permitted Obstructions in Minimum Required Yards or Courts:
      Except as herein provided, the following shall not be considered to be obstructions when located in the required minimum yards or courts specified:
      1.   In all Minimum Required Yards or Courts  awnings and canopies; driveways providing they are not closer than one (1) foot to the property line to which they run approximately parallel to; steps four (4) feet or less above grade and projecting not more than four (4) feet into the minimum required yards which are necessary for access to a lot from a street or alley; fire escapes, chimneys, and air conditioning equipment projecting eighteen (18) inches or less into the minimum required yards; arbors and trellises, flag poles, and bird baths, fences and walls subject to the requirement in Article XII of this ordinance.
      2.   In Minimum Front Yard Depths  one story bay windows projecting three (3) feet or less into the minimum required yard; overhanging eaves and gutters projecting three (3) feet or less into the minimum required rear yard.
      3.   In Minimum Rear Yard Depths  one story bay windows projecting three (3) feet or less into the minimum required rear yard; overhanging eaves and gutters projecting three (3) feet or less into the minimum required rear yard.
      4.   In Minimum Side Yard Width  overhanging eaves and gutters projecting eighteen (18) inches or less into the minimum required side yard.