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FIRE AND SMOKE PROTECTION FEATURES SE 1�`.,. accordance with Section 715.4.5. Fire door assemblies and _,. . "Ni,e ES shutters shall be installed in accordance with the provisions of 715.1 General.Opening protectives required by other sections this section and NFPA 80. of this code shall comply with the provisions of this section. Exceptions: 715.2 Fire-resistance-rated glazing. Fire-resistance-rated 1. Labeled protective assemblies that conform to the glazing tested aspart of a fue-resistance-rated wall assembly in requirements of this section or UL WA,UL 14B and accordance with ASTM E 119 or UL 263 and labeled in accor- UL 14C for tin-clad fire door assemblies. dance with Section 703.5 shall be permitted in fire doors and 2. Floorfire door assemblies in accordance with Section fire window assemblies in accordance with their listings and 712.8. shall not otherwise be required to comply with this section. 715.3 Alternative methods for determining fire protection 715.4.1 Side-hinged or pivoted swinging doors.Fire door assemblies with side-hinged and pivoted swinging doors ratings. The application of any of the alternative methods shall be tested in accordance with NFPA 252 or UL IOC. listed in this section shall be based on the fire exposure and After 5 minutes into the NFPA 252 test,the neutral pressure acceptance criteria specified in NFPA 252,NFPA 257 or UL 9. level in the furnace shall be established at 40 inches(1016 The required fire resistance of an opening protective shall be mm)or less above the sill. permitted to be established by any of the following methods or procedures: 715.4.2 Other types of assemblies. Fire door assemblies 1. Designs documented in approved sources. with other types of doors,including swinging elevator doors and fire shutter assemblies, shall be tested in accordance 2. Calculations performed in an approved manner. with NFPA 252 or UL 10B.The pressure in the furnace shall be maintained as nearly equal to theatmospheticpressnre as 3. Engineering analysis based on a comparison of opening possible.Onceestablished,the pressure shall be maintained protective designs having fire protection ratings as determined by the test procedures set forth in NFPA 252, during the entire test period. NFPA 257 or UL 9. 715.4.3 Door assemblies in corridors and smoke barri- 4. Alternative protection methods as allowed by Section ers.Fire door assemblies required to have a minimum fire 104.11. protection rating of 20 minutes where located in corridor 47 I walls or smoke barrier walls having afire-resistance rating 715.4 Fire door and shutter assemblies.Approved fire door in accordance with Table 715.4 shall be tested in accordance and fire shutter assemblies shall be constructed of any material with NFPA 252 or UL l OC without the hose stream test. or assembly of component materials that conforms to the test requirements of Section 715.4.1,715.4.2 or 715.4.3 andthefire Exceptions: protection rating indicated in Table 715.4. Fire door frames I. Viewports that require a hole not larger than 1 inch with transom lights, sidelights or both shall be permitted in (25 nun)in diameter through the door,have at least TABLE 715.4 FIRE DOOR AND FIRE SHUTTER FIRE PROTECTION RATINGS REQUIRED ASSEMBLY RATING MINIMUM FIRE DOOR AND FIRE 1 TYPE OF ASSEMBLY (hours) SHUTTER ASSEMBLY RATING(hours) 4 Fire walls and fire barriers having a required fire-resistance 3 3' rating treater than I hour 2 1'/2 1'/2 11/2 Fire barriers having a required fire-resistance rating of I hour: Shaft exit enclosure and exit passageway walls 1 1 Fire partitions: Corridor walls ) I/3 b 0,5 I/r b Other fire partitions 1 3/ 0.5 I/3 - 3 142 I;Exterior walls 2 11/2 4 - 1 3/4 v (Smoke barriers 1 I/ b a. aWo doors,each with a fire protection rating of IV,hours,installed on opposite sides ofthesame opening in afire wail,shell be deemed equivalent in fire protection rating to one 3-hour 5re door. b-For testing requirements,see Section 715.4.3- 120 2010 OREGON STRUCTURAL SPECIALTY CODE