1193.02  ALTERATIONS.
   A nonconforming building or structure may be altered, improved or reconstructed, but not enlarged or extended, provided such work does not exceed in aggregate cost, fifty percent (50%) of the total replacement value of the building or structure.  Evidence of total replacement value shall be by objective appraisal and shall be submitted by affidavit to the Board of Zoning Appeals. 
(Ord. 1500.  Passed 12-14-99.)