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FIRE AND SMOKE PROTECTION FEATURES • shaft shall be closed off around the penetrating items from the remainder of the building by fire barriers con- with materials permitted by Section 718.3.1 for structed in accordance with Section 707 or horizontal I` draftstopping, or the room shall be provided with an assemblies constructed in accordance with Section 711,or approved automatic sprinkler system. both. Openings into the termination room shall be pro- 2. A shaft enclosure containing a refuse chute or faun- tected by opening protectives having afire protection rat- dry chute shall not be used for any other purpose and ing equal to the protection required for the shaft enclosure. shall terminate in a room protected in accordance Doors shall be self- or automatic-closing upon the deter- with Section 713.13.4. don of smoke in accordance with Section 716.5.9.3. Refuse chutes shall not terminate in an incinerator room. 3. The fire-resistance-rated room separation and the Refuse,recycling and laundry rooms that are not provided protection at the bottom of the shaft are not required with chutes need only comply with Table 509. provided there are no combustibles in the shaft and 713.13.5 Incinerator room.Incinerator rooms shall corn- there are no openings or other penetrations through ply with Table 509. eras the shaft enclosure to the interior of the building. 713.12 Enclosure at top. A shaft enclosure that does not 713.13.E Automatic sprinkler system. An approved extend to the underside of the roof sheathing,deck or slab of automatic sprinkler system shall be installed in accordance the building shall be enclosed at the top with construction of with Section 903.2.11.2. the same fire-resistance rating as the topmost floor pene- 713.14 Elevator,dumbwaiter and other hoistways. Eleva- trated by the shaft,but not less than the fire-resistance rating tor,dumbwaiter and other hoistway enclosures shall be con- required for the shaft enclosure. structed in accordance with Section 713 and Chapter 30. I713.13 Refuse and laundry chutes.In other than Group I-2, 713.14.1 Elevator lobby. An enclosed elevator lobby refuse and laundry chutes, access and termination rooms and shall be provided at each floor where an elevator shaft incinerator rooms shall meet the requirements of Sections enclosure connects more than three stories. The lobby 713.13.1 through 713.13.6. enclosure shall separate the elevator shaft enclosure doors Exceptions: from each floor by fire partitions. In addition to the requirements in Section 708 for fire partitions, doors pro- 1. Chutes serving and contained within a single dwell- tecting openings in the elevator lobby enclosure walls ing unit. shall also comply with Section 716.5.3 as required for cor- it gill e 2. Refuse and laundry chutes in Group I-2 shall com- ply ridor walls and penetrations of the elevator lobby enclo- sure by the provisions of NFPA 82,Chapter 5. sure by ducts and air transfer openings shall be protected as required for corridors in accordance with Section 713.13.1 Refuse, recycling and laundry chute enclo- 717.5.4.1.Elevator lobbies shall have at least one means of sures.A shaft enclosure containing a refuse, recycling,or egress complying with Chapter 10 and other provisions laundry chute shall not be used for any other purpose and within this code. shall be enclosed in accordance with Section 713.4.Open- ings into the shaft,including those from access rooms and Exceptions: termination rooms, shall be protected in accordance with 1. Enclosed elevator lobbies are not required at the this section and Section 716. Openings into chutes shall level(s)of exit discharge,provided the level(s)of not be located in corridors. Doors shall be self- or auto- exit discharge is equipped with an automatic matic-closing upon the actuation of a smoke detector in sprinkler system in accordance with Section accordance with Section 716.5.9.3, except that heat-acti- 903.3.1.1. vated closing devices shall be permitted between the shaft 2. Elevators not required to be located in a shaft in and the termination room. accordance with Section 712.1 are not required to 713.13.2 Materials.A shaft enclosure containing a refuse, have enclosed elevator lobbies. i recycling,or laundry chute shall be constructed of materi- als as permitted by the building type of construction. 3. Enclosed elevator lobbies are not required where additional doors are provided at the hoistway I 713.13.3 Refuse, recycling and laundry chute access opening in accordance with Section 3002.6. Such rooms.Access openings for refuse,recycling and laundry doors shall comply with the smoke and draft con- chutes shall be located in rooms or compartments enclosed trol door assembly requirements in Section by not less than 1-hour fire barriers constructed in actor- 716.5.3.1 when tested in accordance with UL dance with Section 707 or horizontal assemblies con- 1784 without an artificial bottom seal. strutted in accordance with Section 711, or both. 4. Enclosed elevator lobbies are not required where Openings into the access rooms shall be protected by the building is protected by an automatic sprin- opening protectives having a fire protection rating of not kler system installed in accordance with Section less than 3/4 hour.Doors shall be self-or automatic-closing 903.3 1.1 orstalls 903.3.1.2. This exception shall not. l upon the detection of smoke in accordance with Section apply to the following: 6.5.93. 1 713.13.4 Termination room.Refuse,recycling,and laun- 4.1. Group I-2 occupancies; dry chutes shall discharge into an enclosed room separated 4.2. Group 1-3 occupancies;and 2014 OREGON STRUCTURAL SPECIALTY CODE 137