1113.14  FRONT YARDS OF PARTIALLY BUILT-UP BLOCKS.
   Where a building line has not been established by map or ordinance, and where 50 percent or more of the aggregate street frontage between two successive intersecting streets is occupied by buildings of the type and use permitted in the district before the effective date of this Code, or a relevant amendment thereto, the minimum front yard for new buildings shall be the average setback distance of existing buildings located within 100 feet on either side of a given lot, provided, however, the depth of the front yard resulting therefrom shall be not less than one-half of the dimension specified in the preceding schedule. 
(Ord. 474.  Passed 8-27-73.)