1156.05 YARD REQUIREMENTS.
   (a)   Open space. In a B-1 Business District, the entire lot may be covered, except as hereinafter otherwise specified.
   (b)   Front Yards.
      (1)   Where, at the time of the effective date of the Zoning Ordinance, a uniform set back line has been established or observed on one side of a street between two intersecting streets or for a distance of 300 feet on either side of the lot in question, no building hereafter erected or structurally altered shall project beyond such set back lines.
         A.   Where twenty-five percent (25%) or more of all the property, according to front feet, abutting one side of a street between two intersecting streets or for a distance of 300 feet on either side of the lot in question is built up with buildings having an average set back line or more, or less than thirty feet from the street line, then the required set back line for new buildings shall for interior lots, be the average of the two set back lines established by the two existing buildings, one on each side of the lot in question and nearest thereto. For corner lots and for interior with an existing building on one side only the required set back line shall be the set back line observed by the nearest building, in the same block, to the lot in question. No building hereafter erected or structurally altered shall project beyond the set back lines so established.
         B.   If no building line has been established, the front building line shall be a minimum of thirty feet from the street line of the street, road or highway.
   (c)   Side Yards.
      (1)   On every lot in a B-1 Business District that directly abuts a residence district, there shall be provided a yard of at least ten feet on such lot along the line or lines where it abuts such residence district. Within this yard there shall be provided an effective screen or fence, of type and height approved by the Board of Zoning Appeals. The space between such screen and fence and the side line of the adjoining premises shall be maintained in good condition.
      (2)   Corner lots shall have a building line on the side street as decided by the Zoning Board of Appeals.
      (3)   Interior lots may be built up to the property lines subject to fire restrictions. A side yard, if provided, shall be a minimum of three feet.
   (d)   Rear yards. On every lot in a B-1 Business District, there shall be provided a rear yard of at least ten feet, except that if the rear yard abuts an alley then the rear yard shall be at least three feet.
(Ord. 2002-25. Passed 4-8-03.)