Unsafe conditions.
Municipal Code of Chicago § 14X-3-305.1.1
in effect14X-3-305.1.1 Unsafe conditions.
Where any of the following conditions cause a component or system to be beyond its limit state, the component or system is unsafe and must be repaired or replaced to comply with the Chicago Building Code or the Chicago Building Rehabilitation Code as required for existing structures:
1. Soils or foundations that have been subjected to any of the following conditions:
1.1. Collapse of footing or foundation system.
1.2. Damage to footing, foundation, concrete, or other structural element due to soil expansion.
1.3. Adverse effects to the design strength of footing, foundation, concrete, or other structural element due to a chemical reaction from the soil.
1.4. Inadequate soil as determined by a geotechnical investigation.
1.5. Where the allowable bearing capacity of the soil is in doubt.
1.6. Adverse effects to the footing, foundation, concrete, or other structural element due to the ground water table.
2. Concrete that has been subjected to any of the following conditions:
2.1. Deterioration.
2.2. Ultimate deformation.
2.3. Fractures.
2.4. Fissures.
2.5. Spalling.
2.6. Exposed reinforcement.
2.7. Detached, dislodged, or failing connections.
3. Aluminum that has been subjected to any of the following conditions:
3.1. Deterioration.
3.2. Corrosion.
3.3. Elastic deformation.
3.4. Ultimate deformation.
3.5. Stress or strain cracks.
3.6. Joint fatigue.
3.7. Detached, dislodged, or failing connections.
4. Masonry that has been subjected to any of the following conditions:
4.1. Deterioration.
4.2. Ultimate deformation.
4.3. Fractures in masonry or mortar joints.
4.4. Fissures in masonry or mortar joints.
4.5. Spalling.
4.6. Exposed reinforcement.
4.7. Detached, dislodged, or failing connections.
5. Steel that has been subjected to any of the following conditions:
5.1. Deterioration.
5.2. Elastic deformation.
5.3. Ultimate deformation.
5.4. Metal fatigue.
5.5. Detached, dislodged, or failing connections.
6. Wood that has been subjected to any of the following conditions:
6.1. Ultimate deformation.
6.2. Deterioration.
6.3. Damage from insects, rodents, or other vermin.
6.4. Fire damage beyond charring.
6.5. Significant splits and checks.
6.6. Horizontal shear cracks.
6.7. Vertical shear cracks.
6.8. Inadequate support.
6.9. Detached, dislodged, or failing connections.
6.10. Excessive cutting and notching.
7. Structural glass that has been subjected to any of the following conditions:
7.1. Deterioration.
7.2. Fractures.
7.3. Detached, dislodged, or failing connections.
7.4. Damage to any protective coating, gasket, or interlayer.
Exceptions:
1. Where substantiated as structurally sound and reasonably safe in a condition report that is acceptable to the building official. Condition reports must comply with Section 14X-1-104.
2. Demolition of unsafe conditions is allowed where permitted by the building official.
(Amend Coun. J. 2-19-20, p. 14473, Art. V, § 9)
Source: City of Chicago, Municipal Code of Chicago (American Legal Publishing, codelibrary.amlegal.com)URL: https://codelibrary.amlegal.com/codes/chicago/latest/chicago_il/0-0-0-2675458Fetched: 10/24/2026