14X-5-502.3.2 Smoke barriers.

Required smoke barriers must be maintained to prevent the passage of smoke. Openings protected with smoke barrier doors or smoke dampers must be maintained in accordance with NFPA 105.

14X-5-502.3.3 Fire walls, fire barriers, and fire partitions.

Required fire walls, fire barriers, and fire partitions must be maintained to prevent the passage of fire. Openings protected with doors or fire dampers must be maintained in accordance with NFPA 80.

14X-5-502.3.4 Penetrations.

Openings in fire-resistance rated construction made for the passage of pipes, electrical conduit, wires, ducts, air transfer, and any other reason must be protected with materials and methods capable of resisting the passage of smoke and fire in accordance with the Chicago Building Code.

14X-5-502.4 Opening protectives.

Opening protectives must be maintained in working condition in accordance with NFPA 80. The application of field- applied labels associated with the maintenance of opening protectives must follow the requirements of the third-party certification organization accredited for listing the opening protective. Fire doors and smoke barrier doors may not be blocked, obstructed, or otherwise made inoperable. Fusible links must be replaced whenever fused or damaged. Fire door assemblies may not be modified.

14X-5-502.4.1 Hold-open devices and closers.

Hold open devices and closers must be provided and maintained in accordance with Sections 14X-5-502.4.1.1 through 14X-5-502.4.1.3 .

14X-5-502.4.1.1 Residential buildings exceeding four stories.

In residential buildings with more than four stories above grade plane, doors connecting dwelling units and sleeping units to public corridors must be equipped with self-closing devices.

14X-5-502.4.1.2 Congregate living facilities.

In congregate living facilities and residential occupancies with community bathrooms, irrespective of height, doors connecting dwelling units and sleeping units to public areas and public corridors must be equipped with self-closing devices.