1309.03 APPLICATION TO EXISTING BUILDINGS.
   (a)   Generally, buildings or structures to which additions, alterations, or repairs are made shall comply with all the requirements for new buildings or structures except as specifically provided in this section.
 
   (b)   When additions, alterations, or repairs exceed fifty percent (50%) of the value of an existing building or structure exclusive of foundation at the time additions, alterations or repairs are made, such building or structure, including new and existing portions, shall be made to conform to the requirements for new buildings or structures.
 
   (c)   Additions, alterations and repairs, exceeding twenty-five percent (25%) but not exceeding fifty percent (50%) of the value of an existing building or structure, exclusive of foundation, may be made to such building or structure within any twelve month period without making the entire building or structure comply. The new additions, alterations and repairs shall comply with all the requirements for a new building. Such building or structure shall not exceed the areas and heights as specified in the current zoning ordinances of the City.
 
   (d)   Minor structural alterations and repairs to any portion of an existing building or structure not exceeding twenty-five percent (25%) of the value of the existing building or structure, may be made of the same material of which the building or structure is constructed when approved by the Building Inspector.
 
   (e)   Not more than twenty-five percent (25%) of the roof covering of any building or structure shall be replaced, in any twelve month period unless the new roof covering is made to conform to the requirements of this Building Code for new buildings or structures.
 
   (f)   Buildings or structures moved into or within the City shall comply with the provisions of this Building Code.
 
   (g)   All buildings or structures both existing and new, and all parts thereof, shall be maintained in a safe and sanitary condition. All devices or safeguards which are required by this Building Code in a building or structure when erected, altered, or repaired, shall be maintained in good working order. The owner or his designated agent shall be responsible for the maintenance of buildings and structures.
(Ord. 41-79. Passed 11-5-79.)