A.   Ordinary Maintenance And Repair Allowed: Nothing in this chapter shall be construed to prevent the ordinary maintenance and repair of any exterior architectural feature of a landmark or property within a historic district which does not involve a change in design, material, color or outward appearance.
   B.   Deterioration Of Exterior Architectural Features: No owner or person with an interest in real property designated as a landmark or included within a historic district shall permit the property to fall into a serious state of disrepair so as to result in the deterioration of any exterior architectural feature which would, in the judgment of the historic preservation commission, produce a detrimental effect upon the character of the historic district as a whole or the life and character of the property itself.
   C.   Examples Of Deterioration: Examples of such deterioration include:
      1.   Deterioration of exterior walls or other vertical supports.
      2.   Deterioration of roofs or other horizontal members.
      3.   Deterioration of exterior chimneys.
      4.   Deterioration or crumbling of exterior stucco or mortar.
      5.   Ineffective waterproofing of exterior walls, roofs or foundation, including broken windows or doors.
      6.   Deterioration of any feature so as to create a hazardous condition which could lead to the claim that demolition is necessary for the public safety. (Ord. 94-380, 3-28-1994)