2007CaliforniaAdministrativeCode CaliforniaCodeofRegulations,Title24,Part1 FirstPrinting:June2007 ISBN978-1-58001-545-5 Published by InternationalCodeCouncil 500NewJerseyAvenue,NW,6thFloor Washington,D.C.20001 1-888-422-7233 COPYRIGHT(cid:2)2007 heldby CaliforniaBuildingStandardsCommission 2525NatomasParkDrive,Suite130 Sacramento,California95833-2936 PRINTEDINTHEU.S.A. PREFACE Thisdocumentisthe1stof12partsoftheofficialtriennialcompilationandpublicationoftheadoptions,amendments andrepealofadministrativeregulationstoCaliforniaCodeofRegulations,Title24,alsoreferredtoastheCalifornia Building Standards Code. This part isknown asthe CaliforniaAdministrativeCode, also known asthe California BuildingStandardsAdministrativeCode. TheCaliforniaBuildingStandardsCodeispublishedinitsentiretyeverythreeyearsbyorderoftheCalifornialegisla- ture,withsupplementspublishedininterveningyears.TheCalifornialegislaturedelegatedauthoritytovariousstate agencies,boards,commissionsanddepartmentstocreatebuildingregulationstoimplementtheState’sstatutes.These buildingregulations,orstandards,havethesameforceoflaw,andtakeeffect180daysaftertheirpublicationunless otherwisestipulated.TheCaliforniaBuildingStandardsCodeappliestooccupanciesintheStateofCaliforniaasanno- tated. Acity,county,orcityandcountymayestablishmorerestrictivebuildingstandardsreasonablynecessarybecauseof localclimatic,geologicalortopographicalconditions.Findingsofthelocalcondition(s)andtheadoptedlocalbuilding standard(s)mustbefiledwiththeCaliforniaBuildingStandardsCommissiontobecomeeffectiveandmaynotbeeffec- tivesoonerthantheeffectivedateofthiseditionoftheCaliforniaBuildingStandardsCode.Localbuildingstandards thatwereadoptedandapplicabletopreviouseditionsoftheCaliforniaBuildingStandardsCodedonotapplytothis editionwithoutappropriateadoptionandtherequiredfiling. Should you find publication (e.g., typographical) errors or inconsistencies in this code or wish to offer comments towardimprovingitsformat,pleaseaddressyourcommentsto: CaliforniaBuildingStandardsCommission 2525NatomasParkDrive,Suite130 Sacramento,CA95833–2936 Phone:(916)263–0916 Fax:(916)263–0959 WebPage:www.bsc.ca.gov ForquestionsonCaliforniastateagencyamendments,pleaserefertothecontactlistonpagev. 2007CALIFORNIABUILDINGSTANDARDSADMINISTRATIVECODE iii iv 2007CALIFORNIABUILDINGSTANDARDSADMINISTRATIVECODE CALIFORNIA CODE OF REGULATIONS, TITLE 24 California Agency Information Contact List CaliforniaEnergyCommission DepartmentofHealthServices EnergyHotline. . . . . . . . . . . . . . . . (800)772-3300 OrganizedCampsStandards . . . . . . . . . (916)449-5661 BuildingEfficiencyStandards PublicSwimmingPoolsStandards. . . . . . (916)449-5661 ApplianceEfficiencyStandards AsbestosStandards. . . . . . . . . . . . . . (510)620-2874 ComplianceManual/Forms DepartmentofHousingandCommunityDevelopment CaliforniaStateLandsCommission Residential—Hotels,Motels,Apartments Single-FamilyDwellings . . . . . . . . . (916)445-9471 MarineOilTerminals. . . . . . . . . . . . . (562)499-6317 PermanentStructuresinMobilehome CaliforniaStateLibrary andSpecialOccupancyParks . . . . . . . (916)445-0481 Factory-BuiltHousing,Manufactured ConstructionStandards. . . . . . . . . . . . (916)445-9604 HousingandCommercialModular . . . . (916)445-3338 CorrectionsStandardsAuthority MobileHomes—Permits&Inspections NorthernRegion. . . . . . . . . . . . . . (916)255-2501 LocalAdultJailStandards . . . . . . . . . . (916)324-1914 SouthernRegion. . . . . . . . . . . . . . (951)782-4420 LocalJuvenileFacilityStandards . . . . . . (916)324-1914 EmployeeHousingStandards . . . . . . . . (916)445-9471 DepartmentofConsumerAffairs—AcupunctureBoard DepartmentofWaterResources OfficeStandards . . . . . . . . . . . . . . . (916)445-3021 GrayWaterInstallationsStandards. . . . . . (916)651-9667 DepartmentofConsumerAffairs—BoardofPharmacy DivisionoftheStateArchitect—AccessCompliance PharmacyStandards . . . . . . . . . . . . . (916)574-7900 AccessComplianceStandards . . . . . . . . (916)445-8100 DivisionoftheStateArchitect—StructuralSafety DepartmentofConsumerAffairs—BureauofBarbering andCosmetology PublicSchoolsStandards. . . . . . . . . . . (916)445-8100 EssentialServicesBuildingStandards . . . . (916)445-8100 BarberandBeautyShopand CollegeStandards . . . . . . . . . . . . . (916)952-5210 DivisionoftheStateArchitect—StateHistorical BuildingSafetyBoard DepartmentofConsumerAffairs—BureauofHome FurnishingsandThermalInsulation AlternativeBuildingStandards. . . . . . . . (916)445-8100 OfficeofStatewideHealthPlanningandDevelopment InsulationTestingStandards . . . . . . . . . (916)574-2041 HospitalStandards. . . . . . . . . . . . . . (916)654-3139 DepartmentofConsumerAffairs—StructuralPest SkilledNursingFacilityStandards. . . . . . (916)654-3139 ControlBoard ClinicStandards . . . . . . . . . . . . . . . (916)654-3139 StructuralStandards . . . . . . . . . . . . . (800)737-8188 Permits. . . . . . . . . . . . . . . . . . . . (916)654-3362 DepartmentofConsumerAffairs—Veterinary OfficeoftheStateFireMarshal MedicalBoard CodeDevelopmentandAnalysis. . . . . . . (916)445-8200 FireSafetyStandards. . . . . . . . . . . . . (916)445-8200 VeterinaryHospitalStandards . . . . . . . . (916)263-2610 FireplaceStandards . . . . . . . . . . . . . (916)445-8200 DepartmentofFoodandAgriculture DayCareCentersStandards . . . . . . . . . (916)445-8200 ExitStandards . . . . . . . . . . . . . . . . (916)445-8200 Meat&PoultryPackingPlantStandards . . . (916)654-0509 DairyStandards . . . . . . . . . . . . . . . (916)654-0773 2007CALIFORNIABUILDINGSTANDARDSADMINISTRATIVECODE v vi 2007CALIFORNIABUILDINGSTANDARDSADMINISTRATIVECODE HOW TO DETERMINE WHERE CHANGES HAVE BEEN MADE Symbols in the margins indicate where changes have been madeorlanguagehasbeendeleted. Thissymbolindicatesthatachangehasbeenmade. (cid:3) Thissymbolindicatesdeletionoflanguage. 2007CALIFORNIABUILDINGSTANDARDSADMINISTRATIVECODE vii viii 2007CALIFORNIABUILDINGSTANDARDSADMINISTRATIVECODE