CHAPTER 3 USE AND OCCUPANCY CLASSIFICATION

1 CHAPTER 3 USE AND OCCUPANCY CLASSIFICATIONSECTION provisions of this CHAPTER shall control the clas-sification of all buildings and structures as to use and or portions of structures shall be clas-sified with respect to OCCUPANCY in one or more of the groupslisted below. A room or space that is intended to be occupied atdifferent times for different purposes shall comply with all of therequirements that are applicable to each of the purposes forwhich the room or space will be occupied. Structures with multi-ple occupancies or uses shall comply with Section 508. Where astructure is proposed for a purpose that is not specifically pro-vided for in this code, such structure shall be classified in thegroup that the OCCUPANCY most nearly resembles, according tothe fire safety and relative hazard Assembly (see Section 303): Groups A-1, A-2, A-3,A-4 and A-52.

2 Business (see Section 304): Group B3. Educational (see Section 305): Group E4. Factory and Industrial (see Section 306): Groups F-1and F-25. High Hazard (see Section 307): Groups H-1, H-2, H-3,H-4 and H-56. Institutional (see Section 308): Groups I-1, I-2, I-3 andI-47. Mercantile (see Section 309): Group M8. Residential (see Section 310): Groups R-1, R-2, R-3and R-49. Special residence for assisted self-preservation (seeAppendix SR): Groups SR-1, SR-2, SR-3 and SR-410. Storage (see Section 311): Groups S-1 and S-211. Utility and Miscellaneous (see Section 312): Group USECTION 303 ASSEMBLY GROUP Assembly Group Group A occupancyincludes, among others, the use of a building or structure, or aportion thereof, for the gathering of persons for purposes suchas civic, social or religious functions; recreation, food or drinkconsumption or awaiting :1.

3 A building or tenant space used for assembly pur-poses with anoccupant loadof less than 50 personsshall be classified as a Group B room or space used for assembly purposes with anoccupant loadof less than 50 persons and accessoryto another OCCUPANCY shall be classified as a Group Boccupancy or as part of that A room or space used for assembly purposes that isless than 750 square feet (70 m2) in area and accessoryto another OCCUPANCY shall be classified as a Group Boccupancy or as part of that Assembly areas that are accessory to Group E occu-pancies are not considered separate occupanciesexcept when applying the assembly occupancyrequirements of CHAPTER Accessory religious educational rooms and religiousauditoriums with occupant loads of less than 100 arenot considered separate occupancies shall include the following:A-1 Assembly uses, usually with fixed seating, intended forthe production and viewing of the performing arts ormotion pictures including, but not limited to.

4 Motion picture theatersSymphony and concert hallsTelevision and radio studios admitting an audienceTheatersA-2 Assembly uses intended for food and/or drink con-sumption including, but not limited to:Banquet hallsNight clubsRestaurantsTaverns and barsA-3 Assembly uses intended for worship, recreation oramusement and other assembly uses not classified else-where in Group A including, but not limited to:Amusement arcadesArt galleriesBowling alleysCommunity hallsCourtroomsDance halls (not including food or drink consump-tion)Exhibition hallsFuneral parlorsGymnasiums (without spectator seating)Indoor swimming pools (without spectator seating)Indoor tennis courts (without spectator seating)Lecture hallsLibrariesMuseumsPlaces of religious worshipPool and billiard parlorsWaiting areas in transportation terminals2010 OREGON STRUCTURAL SPECIALTY CODE271M:\data\CODES\STATE CODES\Oregon\2010\Structural Specialty_Building\Final VP\ , January 08, 2010 12:05:18 PMColor profile.

5 Generic CMYK printer profileComposite Default screenA-4 Assembly uses intended for viewing of indoor sportingevents and activities with spectator seating including,but not limited to:ArenasSkating rinksSwimming poolsTennis courtsA-5 Assembly uses intended for participation in or viewingoutdoor activities including, but not limited to:Amusement park structuresBleachersGrandstandsStadiumsSE CTION 304 BUSINESS GROUP Business Group Group B occupancyincludes, among others, the use of a building or structure, or aportion thereof, for office, professional or service-type transac-tions, including storage of records and accounts. Businessoccupancies shall include, but not be limited to, the following:Airport traffic control towersAmbulatory health care facilitiesAnimal hospitals, kennels and poundsBanksBarber and beauty shopsCar washCivic administrationClinic outpatientDry cleaning and laundries: pick-up and delivery stationsand self-serviceEducational occupancies for students above the 12th gradeElectronic data processingLaboratories: testing and researchMotor vehicle showroomsPost officesPrint shopsProfessional services (architects, attorneys, dentists, physi-cians, engineers, etc.)

6 Radio and television stationsTelephone exchangesTraining and skill development not within a school or aca-demic following words and terms shall,for the purposes of this section and as used elsewhere in thiscode, have the meanings shown , or portions thereofused to provide medical care on less than a 24-hour basis toindividuals who are not rendered incapable of self-preserva-tion by the services Lockup containing lockup facili-ties, as defined in ORS (4), shall comply with the fol-lowing provisions:1. Areas containing lockup facilities shall be separatedfrom other rooms, spaces or areas by an approved smokebarrier (see Section ).

7 2. The smoke control zone in which the lockup cells arelocated shall be provided with an automatic fire sprinklersystem complying with CHAPTER 9 requirements forGroup I-3 The smoke control zone in which the lockup area islocated shall be provided with an automatic smokedetection system installed in accordance with theFireCodeGroup I-3 The combined occupant load of the holding cells shallnot exceed 305 EDUCATIONAL GROUP Educational Group Group E occupancyincludes, among others, the use of a building or structure, or aportion thereof, by six or more persons at any one time for edu-cational purposes through the 12th grade.

8 Religious educa-tional rooms and religious auditoriums, which are accessory toplaces of religious worshipin accordance with Section haveoccupant loadsof less than 100, shall be classified asA-3 Day use of a building or structure, or portionthereof, for educational, supervision orpersonal care servicesfor more than five children older than 21/2years of age, shall beclassified as a Group E 306 FACTORY GROUP Factory Industrial Group Industrial GroupF OCCUPANCY includes, among others, the use of a building orstructure, or a portion thereof, for assembling, disassembling,fabricating, finishing, manufacturing, packaging, repair or pro-cessing operations that are not classified as a Group H hazard-ous or Group S storage Factory Industrial F-1 Moderate-hazard industrial uses which are not classified as FactoryIndustrial F-2 Low Hazard shall be classified as F-1 ModerateHazard and shall include, but not be limited to, the following:Aircraft (manufacturing, not to include repair)AppliancesAthletic equipmentAutomobiles and other motor vehiclesBakeriesBeverages.

9 Over 16-percent alcohol contentBicyclesBoatsBrooms or brushesBusiness machinesCameras and photo equipmentCanvas or similar fabricCarpets and rugs (includes cleaning)ClothingConstruction and agricultural machineryDisinfectantsDry cleaning and dyeingElectric generation plants282010 OREGON STRUCTURAL SPECIALTY CODEUSE AND OCCUPANCY CLASSIFICATION2M:\data\CODES\STATE CODES\Oregon\2010\Structural Specialty_Building\Final VP\ , January 08, 2010 12:05:18 PMColor profile: Generic CMYK printer profileComposite Default screenElectronicsEngines (including rebuilding)Food processingFurnitureHemp productsJute productsLaundriesLeather productsMachineryMetalsMillwork (sash and door)Motion pictures and television filming (without spectators)Musical instrumentsOptical goodsPaper mills or productsPhotographic filmPlastic productsPrinting or publishingRecreational vehiclesRefuse incinerationShoesSoaps and detergentsTextilesTobaccoTrailersUpholst eringWood.

10 DistillationWoodworking (cabinet) Factory Industrial F-2 Low-hazard industrial uses that involve the fabrication or manufactur-ing of noncombustible materials which during finishing,packing or processing do not involve a significant fire hazardshall be classified as F-2 occupancies and shall include, but notbe limited to, the following:Beverages: up to and including 16-percent alcohol contentBrick and masonryCeramic productsFoundriesGlass productsGypsumIceMetal products (fabrication and assembly)Wood barrel and bottled wine aging facilities in wineriesSECTION 307 HIGH-HAZARD GROUP H[F] High-hazard Group Group H occu-pancy includes, among others, the use of a building or struc-ture, or a portion thereof, that involves the manufacturing,processing, generation or storage of materials that constitute aphysical or health hazard in quantities in excess of thoseallowed incontrol areascomplying with Section 414, based onthe maximum allowable quantity limits for control areas setforth in Tables (1) and (2).