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803.3 Application of Interior Finish Materials to Fire-Resistance-Rated Structural Elements
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Where walls and ceilings are required by any provision in this code to be of fire-resistance-rated or noncombustible construction, the interior finish material shall be applied directly against such construction or to furring strips not exceeding 13/4 inches (44 mm) applied directly against such surfaces. The intervening spaces between such furring strips shall comply with one of the following:
Where walls and ceilings are required to be of fire-resistance-rated or noncombustible construction and walls are set out or ceilings are dropped distances greater than specified in Section 803.3.1, Class A finish materials in accordance with Section 803.1.1 or 803.1.2 shall be used except where interior finish materials are protected on both sides by an automatic sprinkler system in accordance with Section 903.3.1.1 or 903.3.1.2 or attached to noncombustible backing or furring strips installed as specified in Section 803.3.1. The hangers and assembly members of such dropped ceilings that are below the main ceiling line shall be of noncombustible materials, except that in Types III and V construction, fire-retardant-treated wood shall be permitted. The construction of each set-out wall shall be of fire-resistance-rated construction as required elsewhere in this code.
Related Code Sections
803.3 Interior Finishes, Application of Interior Finish Materials to Fire-Resistance-Rated Structural Elements
Where interior finish materials are applied on walls, ceilings or structural elements required to have a fire-resistance rating ...
NYC Building Code 2014 > 8 Interior Finishes > 803 Wall and Ceiling Finishes > 803.3 Application of Interior Finish Materials to Fire-Resistance-Rated Structural Elements
803.4 Interior Finishes, Application
Where these materials are applied on walls, ceilings or structural elements required to have a fire-resistance rating or to be of noncombustible ...
Section 703 Fire-Resistance-Rated Construction, Fire-Resistance Ratings and Fire Tests
The fire-resistance rating of building elements shall be determined in accordance with the test ...
NYC Building Code 2008 > 7 Fire-Resistance-Rated Construction > 703 Fire-Resistance Ratings and Fire Tests
§27-348 Fire Protection Construction Requirements, Interior Finish
, or other construction elements are required to have a fire-resistance rating or are required to be constructed of noncombustible materials ...
NYC 1968 Code (Vol I) > 5 Fire Protection Construction Requirements > 5 Prevention of Interior Fire Spread > §27-348 Interior Finish