§ 17-506 YARD REGULATIONS.
   (a)   Front yard.
      (1)   There shall be a front yard having a depth of not less than 40 feet except as required for arterial and collector streets or roads. (See Additional Height, Area, and Use Regulations.)
      (2)   Where a lot or tract has double frontage, the required front yard shall be provided on both streets or roads.
      (3)   Where a lot or tract is located at the intersections of two or more streets or roads, there shall be a front yard on each street or road side of said lot or tract. No accessory building shall project beyond the front yard line on either street or road.
   (b)   Side yard. There shall be a side yard setback on each side of every building or structure which shall not be less than 10% of the width of the lot with a minimum setback of 15 feet. A roof overhang of one foot into the required side yard setback area is permitted.
   (c)   Rear yard. Except as hereinafter provided in the additional height, area, and use regulations of this Title, there shall be a rear yard having a depth of not less than 40 feet.