1、NFPA 703 Standard for Fire RetardantTreated Wood and Fire-Retardant Coatings for Building Materials 2015 Edition NFPA, 1 Batterymarch Park, Quincy, MA 02169-7471 An International Codes and Standards Organization 1/14 ISBN: 978-145590908-7 (Print) ISBN: 978-145590948-3 (PDF) IMPORTANT NOTICES AND DIS
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29、 the NFPA website at www.nfpa.org. All NFPA codes and standards can be viewed at no cost at www.nfpa.org/freeaccess.Copyright2014NationalFireProtectionAssociation .AllRightsReserved. NFPA 703 Standardfor FireRetardantTreatedWoodandFire-RetardantCoatingsfor BuildingMaterials 2015Edition Thiseditionof
30、NFPA703,StandardforFireRetardantTreatedWoodandFire-RetardantCoatings forBuildingMaterials,waspreparedbytheTechnicalCommitteeonStructures,Construction, andMaterialsandactedonbyNFPAatitsJuneAssociationTechnicalMeetingheldJune912, 2014, in Las Vegas, NV. It was issued by the Standards Council on July 1
31、4, 2014, with an effectivedateofJuly29,2014,andsupersedesallpreviouseditions. ThiseditionofNFPA703wasapprovedasanAmericanNationalStandardonJuly29,2014. OriginandDevelopmentofNFPA703 In1957,theCommitteeonFlameproofingandPreservativeTreatmentsbegantodevelop astandardfortheflameproofingofwood.Itsoonbec
32、amecleartotheCommitteethatthefire retardantcoatingindustrywasexpandingconsiderablyandthatfire-retardantadmixturesof plastics and other building materials required coverage in the standard. Thus, in its many subsequentmeetings,theCommitteereexamineditsapproachandexpandedthestandardto coverallfire-ret
33、ardanttreatments. The standard was tentatively adopted at the 1960Annual Meeting and was submitted for finaladoptionatthe1961AnnualMeeting. The1979editionofNFPA703,FireRetardantImpregnatedWoodandFireRetardantCoatingsfor Building Materials, superseded the 1961 edition. The change in title was necessa
34、ry to more adequately cover the subjects included in the text of the standard.The principal changes in the1979editionincludedimproveddefinitionsforfire-retardantcoatings. The 1985 edition included the addition of a new chapter that listed referenced publica- tionswhoseusewasmandatedwithinthestandard
35、. In the 1992 edition, the Committee provided clarification in several areas defining fire resistance.The1995editionwasareconfirmationwithsomeeditorialchanges. The 2000 edition reflected changes in the methods by which treated wood products are evaluated. Other changes were format driven to reflect
36、the Manual of Style for NFPATechnical Committee Documents. In the 2006 edition, technical modifications brought the document into agreement with the2003/2006editionsofNFPA5000,BuildingConstructionandSafetyCode,onthetopicoffire retardanttreatedwood.Additionalchangesweremadetotheformatincompliancewith
37、the latesteditionofthe Manual of Style for NFPATechnical Committee Documents. Thechangesinthe2009editionwereeditorialinnature. The 2012 edition clarified the use of common terms in the document, including the definitionof fire retardanttreated wood. The 2015 edition has revised the requirements for
38、fire retardanttreated wood and up- datedreferenceddocuments. 7031 NFPAandNationalFireProtectionAssociationareregisteredtrademarksoftheNationalFireProtectionAssociation,Quincy,Massachusetts02169.TechnicalCommitteeonStructures,Construction,andMaterials PeterJ.Willse, Chair XLGlobalAssetProtectionServi
39、ces,CTI JesseJ.Beitel, Hughes/AssociatesInc.,MDSE PaulD.Coats, AmericanWoodCouncil,SCM DavidS.Collins, ThePreviewGroup,Inc.,OHSE Rep.AmericanInstituteofArchitects RalphDorio, InsuranceServicesOffice,Inc.,NJI JeffreyFeid, StateFarmInsuranceCompany,ILI WilliamE.Fitch, P,FLSE MichaelA.Gardner, GypsumAs
40、sociation,MDM MarkS.Graham, NationalRoofingContractors Association,ILIM J.C.Harrington, FMGlobal,MAI JosephT.Holland, HooverTreatedWoodProducts, FLM KarlD.Houser, EBLEngineers,LLC,MDIM Rep.AssociationoftheWallandCeilingIndustries International MorielE.Kaplan, onFireProtectionEngineering, MDI BonnieE
41、.Manley, AmericanIronandSteelInstitute, MAM EugeneM.Novak,Jr., CommonwealthofMassachusetts, MAE KristenL.Owen, LonzaWoodProtection,INM RobertA.Speed, NorthCarolinaOfficeoftheStateFire Marshal,NCE JosephH.Versteeg, VersteegAssociates,CTE Rep.InternationalFireMarshalsAssociation Alternates FaridAlfawa
42、khiri, AmericanIronandSteelInstitute, ILM (Alt.toB.E.Manley) DavidG.Bueche, HooverTreatedWoodProducts, COM (Alt.toJ.T.Holland) RichardJ.Davis, FMGlobal,MAI (Alt.toJ.C.Harrington) DennisL.Pitts, AmericanWoodCouncil,TXM (Alt.toP.D.Coats) StephenC.Shields, ArchWoodProtection,Inc.,ALonza Company,GAM (Al
43、t.toK.L.Owen) RobertA.Wessel, GypsumAssociation,MDM (Alt.toM.A.Gardner) TracyL.Vecchiarelli,NFPAStaffLiaison This list represents the membership at the time the Committee was balloted on the final text of this edition. Since that time, changes in the membership may have occurred.Akey to classificati
44、ons is found at the back of the document. NOTE:MembershiponacommitteeshallnotinandofitselfconstituteanendorsementoftheAssociationor anydocumentdevelopedbythecommitteeonwhichthememberserves. Committee Scope: This committee shall have primary responsibility for documents on the protection of human lif
45、e and property from fire and environmental loads through the selection and design of structural elements and assemblies; construction techniques and methodologies; and on the application of building materialsusedintheconstructionofbuildings,structures,andrelatedfacilities. 7032 FIRERETARDANTTREATEDW
46、OODANDFIRE-RETARDANTCOATINGSFORBUILDINGMATERIALS 2015 EditionContents Chapter1 Administration . 7034 1.1 Scope 7034 1.2 Purpose.(Reserved) . 7034 1.3 Application.(Reserved) . 7034 1.4 Retroactivity 7034 1.5 Equivalency 7034 1.6 Units . 7034 Chapter2 ReferencedPublications 7034 2.1 General . 7034 2.2
47、 NFPAPublications.(Reserved) 7034 2.3 OtherPublications . 7034 2.4 ReferencesforExtractsinMandatory Sections.(Reserved) . 7034 Chapter3 Definitions 7034 3.1 General . 7034 3.2 NFPAOfficialDefinitions . 7034 3.3 GeneralDefinitions 7035 Chapter4 FireRetardantTreatedWood 7035 4.1 Application . 7035 4.2
48、 InteriorApplications . 7035 4.3 ExposuretoWeatherorDamporWet Locations . 7036 4.4 MoistureContent . 7036 4.5 Labeling 7036 Chapter5 Fire-RetardantCoatingsforBuilding Materials 7036 5.1 Application . 7036 5.2 General . 7036 5.3 Tests . 7036 5.4 MaintenanceofProtection . 7036 5.5 Labeled . 7036 Annex
49、A ExplanatoryMaterial . 7036 AnnexB InformationalReferences 7037 Index . 7038 7033 CONTENTS 2015 EditionNFPA703 Standardfor FireRetardantTreatedWoodand Fire-RetardantCoatingsfor BuildingMaterials 2015Edition IMPORTANT NOTE: This NFPA document is made available for use subject to important notices and legal disclaimers. These notices anddisclaimersappearinallpublicationscontainingthisdocument and may be found under the heading “Important Notices and Dis- claimers Concerning NFP