14X-5-505.4 Means of egress capacity.

The capacity of the means of egress and means of egress components must be determined in accordance with Section 1005 of the Chicago Building Code. A building may not be occupied in a manner that will exceed its calculated egress capacity.

14X-5-505.4.1 Posted occupant capacity.

Where the occupant capacity of a building is posted or required to be posted, it is unlawful to cause or allow the building to be occupied in a manner that will exceed the posted occupant capacity.

14X-5-505.5 Number of exits and exit access doorways.

Every occupiable space within an existing building must be provided with not less than the minimum number of exits or exit access doorways required by Section 1006 of the Chicago Building Code. For purposes of this requirement, permitted fire escapes complying with Section 14X-5-505.12 are recognized as exits.

14X-5-505.6 Means of egress illumination.

The means of egress must be provided with illumination in accordance with this section.

14X-5-505.6.1 Normal illumination.

The means of egress must be illuminated at all times so that there is not less than 1 footcandle (11 lux) of illumination at the walking surface.

Exception: Where a lower level of illumination is approved by the building official or allowed by the Chicago Building Code.

14X-5-505.6.2 Emergency illumination.

Emergency illumination must be provided in accordance with Article 700 of the Chicago Electrical Code.

14X-5-505.7 Accessibility.

A facility that is constructed or altered to be accessible must be maintained accessible during occupancy.