A. Prohibited Conditions: Every person in charge of an improvement on a historic site or in a historic district shall keep in good repair all of the exterior portions of such improvement and all interior portions thereof which, if not so maintained, may cause or tend to cause the exterior portions of such improvement to fall into a state of disrepair, including, but not limited to:
1. The deterioration of exterior walls or other vertical supports.
2. The deterioration of roofs or other horizontal members.
3. The deterioration of external chimneys.
4. The deterioration or crumbling of exterior plasters or mortar.
5. The ineffective waterproofing of exterior walls, roofs and foundations, including broken windows or doors.
6. The peeling of paint, rotting, holes and other forms of decay.
7. The deterioration of surrounding environment, e.g., fences, gates, sidewalks, steps, signs, accessory structures and landscaping.
8. The deterioration of any features so as to create or permit the creation of any hazardous or unsafe condition or conditions.
9. All interior portions thereof which may cause the exterior to deteriorate or become damaged or otherwise to fall into a state of disrepair.
B. Purpose Of Section: The purpose of this section is to prevent the demolition of a building or structure by neglecting it and permitting damage to it by weather or vandalism. (1975 Code Ch. 21 § XXXII)