304.1.1 Unsafe substandard conditions. The following conditions shall be determined as unsafe substandard
and shall be repaired or replaced to comply with the International
Building Code or the International Existing Building Code as required
for existing buildings:
| |
1.
|
The nominal strength of any structural member is exceeded by
nominal loads, the load effects or the required strength;
|
2.
|
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;
|
3.
|
Structures or components thereof that have reached their limit
state;
|
4.
|
Siding and masonry joints including joints between the building
envelope and the perimeter of windows, doors and skylights are not
maintained, weather resistant or watertight;
|
5.
|
Structural members that have evidence of deterioration or that
are not capable of safely supporting all nominal loads and load effects;
|
6.
|
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;
|
7.
|
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;
|
8.
|
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;
|
9.
|
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;
|
10.
|
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;
|
11.
|
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;
|
12.
|
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
|
13.
|
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.
|
Exceptions:
| |
1.
|
When substantiated otherwise by an approved method.
|
2.
|
Demolition of unsafe conditions shall be permitted when approved
by the Building Official.
|
305.1.1 Unsafe substandard conditions. The following conditions shall be determined as unsafe substandard
and shall be repaired or replaced to comply with the International
Building Code, the International Existing Building Code as required
for existing buildings and the 2021 International Residential Code:
| |
1.
|
The nominal strength of any structural member is exceeded by
nominal loads, the load effects or the required strength;
|
2.
|
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;
|
3.
|
Structures or components thereof that have reached their limit
state;
|
4.
|
Structural members are incapable of supporting nominal loads
and load effects;
|
5.
|
Stairs, landings, balconies and all similar walking surfaces,
including guards and handrails, are not structurally sound, not properly
anchored or are anchored with connections not capable of supporting
all nominal loads and resisting all load effects;
|
6.
|
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.
|
Exceptions:
| |
1.
|
When substantiated otherwise by an approved method.
|
2.
|
Demolition of unsafe conditions shall be permitted when approved
by the Building Official.
|