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803.1.1 Corridor Ratings
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Where an approved automatic sprinkler system is installed throughout the story, the required fire-resistance rating for any corridor located on the story shall be permitted to be reduced in accordance with the International Building Code. In order to be considered for a corridor rating reduction, such system shall provide coverage for the stairway landings serving the floor and the intermediate landings immediately below.
Related Code Sections
803.1.1 Alterations—Level 2, Corridor Ratings
Where an approved automatic sprinkler system is installed throughout the story, the required fire-resistance rating for any corridor located ...
Existing Building Code 2018 of Illinois > 8 Alterations—Level 2 > 803 Fire Protection > 803.1 Scope > 803.1.1 Corridor Ratings
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Fire-resistance-rated corridors shall be continuous from the point of entry to an exit, and shall not be interrupted by intervening rooms. Where ...
1203.4 Historic Buildings, Transoms
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Existing Building Code 2018 of Illinois > 12 Historic Buildings > 1203 Fire Safety > 1203.4 Transoms