Sec. 4. Exterior Structure
(a) General. The exterior of a dwelling, building or structure shall be maintained in good
repair, structurally sound and sanitary so as not to pose a threat to the public health, safety
or welfare.
(b) Unsafe conditions. The following conditions shall be determined as unsafe and shall be
repaired or replaced to comply with the code under which they were constructed or the
current version of the applicable code.
- The nominal strength of any structural member is exceeded by nominal loads, the load
effects or the required strength;
- The anchorage of the floor or roof to walls or columns, and of walls and columns to
foundations is not capable of resisting all nominal loads or load effects;
- Structures or components thereof that have reached their limit state;
- Siding and masonry joints including joints between the building envelope and the
perimeter of windows, doors and skylights are not maintained, weather resistant or water
tight;
- Structural members that have evidence of deterioration or that are not capable of
safely supporting all nominal loads and load effects;
- Foundation systems that are not firmly supported by footings, are not plumb and free
from open cracks and breaks, are not properly anchored or are not capable of supporting
all nominal loads and resisting all load effects;
- Exterior walls that are not anchored to supporting and supported elements or are not
plumb and free of holes, cracks or breaks and loose or rotting materials, are not properly
anchored or are not capable of supporting all nominal loads and resisting all load effects;
- Roofing or roofing components, that have defects that admit rain, roof surfaces with
inadequate drainage, or any portion of the roof framing that is not in good repair with
signs of deterioration, fatigue or without proper anchorage and incapable of supporting
all nominal loads and resisting all load effects;
- Flooring and flooring components with defects that affect serviceability or flooring
components that show signs of deterioration or fatigue, are not properly anchored or are
incapable of supporting all nominal loads and resisting all load effects;
- Veneer, cornices, belt courses, corbels, trim, wall facings and similar decorative
features not properly anchored or that are anchored with connections not capable of
supporting all nominal loads and resisting all load effects;
- Overhang extensions or projections including, but not limited to, trash chutes,
canopies, marquees, signs, awnings, fire escapes, standpipes and exhaust ducts not
properly anchored or that are anchored with connections not capable of supporting all
nominal loads and resisting all load effects;
- Exterior stairs, decks, porches, balconies and all similar appurtenances attached
thereto, including guards and handrails, are not structurally sound, not properly anchored
or that are anchored with connections not capable of supporting all nominal loads and
resisting all load effects; or
- Chimneys, cooling towers, smokestacks and similar appurtenances not structurally
sound or not properly anchored, or that are anchored with connections not capable of
supporting all nominal loads and resisting all load effects.









