Neither the owner nor the person in charge of a structure within an Historic District or a designated landmark shall permit such structure or landmark to fall into a state of disrepair which may result in the deterioration of any exterior appurtenance or architectural feature so as to produce or tend to produce, in the judgment of the Historic Preservation Commission, a detrimental effect upon the character of the District as a whole or upon the life and character of the landmark or structure in question, including, but not limited to:
(a) The deterioration of exterior walls or other vertical supports;
(b) The deterioration of roofs or other horizontal members;
(c) The deterioration of exterior chimneys;
(d) The deterioration or crumbling of exterior plaster or mortar;
(e) The ineffective waterproofing of exterior walls or roofs and foundations, including broken windows or doors; and
(f) The deterioration of any feature so as to create or permit the creation of any hazardous or unsafe condition.
(Ord. 15-84. Passed 8-21-84.)