GB 50078-2008 GB50078-2008烟囱工程施工及验收规范-英文

专用

人人文库

NATIONALSTANDARD

OFTHEPEOPLESREPUBLICOFCHINA

CodeforConstructionandAcceptance

ofChimneyEngineering

GB50078-2008

ChiefDevelopmentDepartment:ChinaMetallurgicalConstructionAssociation

ApprovalDepartment:MinistryofHousingandUrban-RuralDevelopment

ofthePeoplesRepublicofChina

ImplementationDate:February1,2009专用

人人文库

ChinaPlanningPress

Beijing2015

图书在版编目(CIP)数据

烟囱工程施工及验收规范英文中华人民共和国住房和

GB50078-2008:/

城乡建设部组织编译北京中国计划出版社

.—:,2015.12

ISBN978-7-5182-0328-4

中烟囱工程施工技术规范中国英文烟

Ⅰ.①G…Ⅱ.①…Ⅲ.①----②

囱工程验收技术规范中国英文

----Ⅳ.①TU761.2-65

中国版本图书馆数据核字第号

CIP(2015)289910

ChineseeditionfirstpublishedinthePeoplesRepublicofChinain2008

EnglisheditionfirstpublishedinthePeoplesRepublicofChinain2015

byChinaPlanningPress

rd专用

3Floor,CTower,GuohongBuilding

No.A11,Muxidi-Beili,XichengDistrict

Beijing,100038

PrintedinChinabyBeijingJinghuaHucaisPrintingCO.,LTD

Ź2008byMinistryofIndustryandInformationTechnologyof

thePeoplesRepublicofChina

Allrightsreserved.Nopartofthispublicationmaybereproducedortransmittedinanyformor

byanymea人人文库ns,graphic,electronic,ormechanical,includingphotocopying,recording,

oranyinformationstorageandretrievalsystems,withoutwrittenpermissionofthepublisher.

Thisbookissoldsubjecttotheconditionthatitshallnot,bywayoftradeorotherwise,belent,

resold,hiredoutorotherwisecirculatedwithoutthepublisherspriorconsentinanyformof

blindingorcoverotherthanthatinwhichthisispublishedandwithoutasimilarcondition

includingthisconditionbeingimposedonthesubsequentpurchaser.

ISBN978-7-5182-0328-4

AnnouncementofMinistryoftheHousingandUrban-Rural

DevelopmentofthePeoplesRepublicofChina

No.118

NoticeonpublishingtheNationalStandardof

CodeforConstructionandAcceptanceofChimneyEngineering

CodeforConstructionandAcceptanceofChimneyEngineering

Thehasbeenapprovedasa

nationalstandard,thenumberisGB50078-2008.Thisnationalstandardwillbeimplementedon

February1,2009.Articles3.0.8,3.0.9,4.1.3,6.1.4,6.1.5,6.3.1,8.1.2,11.0.5,13.0.5,

13.0.11arecompulsoryprovisionsandmustbeenforcedstrictly.TheformercodeGBJ78-85

CodeforConstructionandAcceptanceofChimneyEngineering

shallbeabolishedsimultaneously.

AuthorizedbyResearchInstituteofStandadsandNormsMinistryofHousingandUrban-

RuralDevelopment.ThiscodeispublishedbytheChinaPlanningPr专用ess.

MinistryofHousingandUrban-RuralDevelopmentofthePeoplesRepublicofChina

September24,2008

人人文库

Foreword

Accordingtotherequirementsof"NoticeonPrintingtheDevelopmentandRevisionPlanof

NationalEngineeringConstructionStandardsin2004"(JianBiao[2004]NO.67),issuedby

Codeforconstructionand

MinistryofConstruction(MOC),thiscodeisamendedfromGBJ78-85

acceptanceofchimneyengineering

byChinaMCCJingtangConstructionCo.,Ltd.andrelavant

parties.

Intherevisingprocess,theeditorialstaffconscientiouslysummarizedtheexperienceregarding

tochimneydesign,construction,researchandperformance,collectedextensiveadvicefromrelevant

partiesandexpertsacrossthecountry.Afterrepeateddiscussionandmodification,theversionwas

reviewedandfinalized.

Therevisedcodecomprises15chaptersand5appendixes.Themaincontentsare:

1.Thecontentsrelatedtoqualityinspectionaregiven,andmaincontrolitemsandgeneral

itemsareputintothesametable.

2.Chapter"Terms"isgiven.Theselectedtermsmainlyrela专用tetokeywordsofchimney

engineering.

3.Chapter"BasicRequirements"isgiven.Itincludescommonregulationsofthechimney

constructionandacceptance.

4.ContentsoftruncatedconecompositeshellfoundationandMshapecompositeshell

foundationwereremoved.

5.Contentsrelatedtomassiveconcretearegiven.

6.Thestandardofthepermitteddeviationforthecenteraxisofchimneyshafthasbeenmuch

moreraised.

7.Morecontentsofchapter"Steelchimneyandsteelflue","ChimneyPlatform"and"Chimney

CorrosionResistance"aregiven.

8.Inthechapter"LiningandInsulation",contentsofunshapedrefractoryliningaregiven.

9.Partialcontentsofgeneralrequirementsofconstructionmethodswereremoved.

10.Contentsofwinterconstructionforsteelstructureandunshapedrefractoryaregiven.

Theprovisionsprintedinboldtypearecompulsoryonesandmustbeenforcedstrictly.

MinistryofC人人文库onstructionisinchargeoftheadministrationofthiscodeandtheexplanationof

thecompulsoryprovisions.ChinaMCCJingtangConstructionCo.,Ltd.isresponsibleforthe

explanationofthespecifictechnicalcontents.Allrelevantorganizationsarekindlyrequestedto

sumupyourexperiencesinactualpracticeduringtheprocessofimplementingthiscode.Ifany

modificationandsupplementsisconsidered,pleasesendtherelevantopinionsandadvicetothe

Codeforconstructionandacceptanceofchimneyengineering

managingteamforofChinaMCC

JingtangConstructionCo.,Ltd.(Add.16#XingfustreetFengrunDistrict,Tangshan,China;

Postcode064000)forthereferenceofthefutureamendment.

ChiefDevelomentOranization

pg:

ChinaMCCJingtangConstructionCo.,Ltd.

·1·

ParticiatinDevelomentOranizations

pgpg:

ChinaMetallurgicalEastEngineeringTechnicalCo.,Ltd.

NorthwestElectricalPowerConstructionNo.4EngineeringCompany

ShanghaiPowerCivilConstructionCompany

ChinaNo.2MetallurgicalConstructionCompany

ShanghaiFuchenCo.,Ltd.

ZhejiangKaiyuanErectionGroupCo.,Ltd.

XiaoganCityPlazaConstructionCo.,Ltd.

ChiefDraftinStaff

g:

XuJiaqingNiuChunliangFengJiayuShiYaohuiWengLin

DiYupuLuShipingZhangFengLiYongmin

专用

人人文库

·2·

Contents

…………………………

1General(1)

…………………………

2Terms(2)

……………

3BasicRequirements(3)

……………………

4Foundation(6)

…………………

4.1EarthworkandFoundationPit(6)

…………………

4.2ReinforcementSteelBarWorks(6)

…………………

4.3FormWorks(7)

………………

4.4ConcreteWorks(7)

……………

4.5QualityInspection(8)

…………

5BrickChimneyShell(13)

…………

5.1GeneralRequirements(13)

………………

5.2MasonryWorks(13)

……………

5.3QualityInspection专用(14)

……………………

6ReinforcementConcreteChimneyShell(16)

…………

6.1GeneralRequirements(16)

……………………

6.2ReinforcingSteelBarWorks(16)

…………………

6.3FormWorks(17)

………………

6.4ConcreteWorks(17)

……………

6.5QualityInspection(18)

………………

7SteelChimneyandSteelFlue(23)

…………

7.1GeneralRequirements(23)

……………

7.2FabricationandPre-assemblyWorksforSteelChimneyandSteelFlue(23)

………………

7.3WeldingWorks(23)

…………………

7.4ErectionWorksforSteelChimneyandSteelFlue(24)

……………

7.5QualityInspection(25)

……………

8ChimneyPlatform(33)

………

8.1PlatformFabri人人文库cationandErectionWorks(33)

……………

8.2QualityInspection(33)

…………

9LiningandInsulation(38)

…………

9.1GeneralRequirements(38)

………………

9.2BrickLining(Flue)andInsulation(38)

……………………

9.3UnshapedRefractoryLining(39)

……………

9.4QualityInspection(40)

……………

10ChimneyCorrosionResistance(42)

…………

10.1GeneralRequirements(42)

…………

10.2CorrosionResistanceCoatingMaterial(42)

·1·

…

10.3CorrosionResistanceofSodiumSilicateAcid-proofCementandAcid-proofMortar(44)

………

10.4CorrosionResistanceofAcid-proofBrick(46)

…………

10.5CorrosionResistanceofSodiumSilicateLightweightAcid-proofConcrete(47)

……………

11AncillaryWorks(49)

…………

12WinterConstruction(51)

…………

12.1GeneralRequirements(51)

…………………

12.2Foundation(51)

…………

12.3BrickChimneyShell(51)

………………

12.4ReinforcementConcreteChimney(53)

……………………

12.5SteelChimney,SteelFlueandSteelElements(54)

………………………

12.6Lining(54)

…………………

13WorkSafety(56)

…………………

14WorkQualityAcceptance(59)

……………

15ChimneyDrying(61)

…

AppendixARecordsontheInspectionforon-siteQualityManagement(63)

…

AppendixBRecordsontheQualityAcceptanceoftheInspectionBatch(64)

……

AppendixCRecordsontheQualityAcceptanceoftheItemizedWork(65)

AppendixDRecordsontheQualityAcceptanceoftheDivisional(S专用ub-Divisional)

………………

Work(66)

……………

AppendixERecordsontheQualityAcceptanceoftheUnit(Sub-Unit)Work(67)

…………

ExplanationofWordinginThisCode(71)

人人文库

·2·

1General

1.0.1

Thiscodeisestablishedtoregulatetheactionofchimneyconstructionandacceptance,

ensurethequalityofchimneyconstruction,andachievetheadvancedtechnology,safetyand

usability,aswellastheeconomicalrationality.

1.0.2

Thiscodeisapplicabletotheconstructionandacceptanceofbrick,reinforceconcreteand

steelchimney.

1.0.3

Thechimneyconstructionshallbeinaccordingwiththedesigndocuments.

1.0.4

Newtechnologypracticeisencouragedduringthechimneyconstruction.Thenewtechnologies

shallbetestedandappraised,andspecificregulationsshallbeestablishedbeforepromotion.

1.0.5

Thechimneyconstructionandacceptanceshallbecompliedwith,notonlytherequirements

stipulatedinthiscode,butalsothoseinthecurrentrelevantonesofthenation.

专用

人人文库

·1·

2Terms

2.0.1

Confiningbed

Itistheexteriorportionofthebrickinnertubeofsingleflueandmulti-fluechimney.Itisused

forsealingthefluegas.

2.0.2

Flue

Itisthefluetubeinsidethesingleflueandmulti-fluechimneyshaft.

2.0.3

Warningsign

Itistheaviationobstaclelightandcolorsigntoillustratethehigh-risingstructureortheshape

andheightofhigh-risingbuilding,aswelltoalertaircrafts.

2.0.4

Hydraulicslidingform

Itisthetechnologythattheconstructioniscontinuouslycarriedoutwithliftingtheoperation

platformandslidingformsbyhydraulicjack,andwiththeembeddedbracingmembersontheshell

asthethepivots.

2.0.5

Motor-driven(hydraulic)promoteform

专用,

Itisthetechnologythattheconstructioniscarriedoutwithmovingformsatintervalsand

jackingtheoperationplatformandformsbymotorsorhydraulicjacks,andwiththeembedded

bracingmembersontheshellasthethepivots.

2.0.6

Two-sideslidingform

Itisthetechnologythattheconstructionfortheshellandliningiscarriedoutatsametime

withthehydraulicslidingform.

2.0.7

Hydraulicjacking

Itisthemethodtoerectsteelchimneyorsteelfluewithhydraulicjackingequipments,fromthe

toptothebottomanddivisionalbysection.

2.0.8

Hydrauliclifting

Itisthemethodtoerectsteelchimneyorsteelfluewithhydraulicliftingequipments,fromthe

toptothebottomanddivisionalbysection.

2.0.9

Pneumaticjacking

Itisthemethodtoerectsteelchimneyorsteelfluewithpneumaticjackingequipments,from

thetoptothebott人人文库omanddivisionalbysection.

·2·

3BasicRequirments

3.0.1

Thechimneyconstructionprojectmaybedividedintounitorsub-unitworks.Thedivisionalwork

ofchimneyconstructionmaybebrokendowntofoundation,shaft,platform,corrosionresistance,and

ancillaryworksetc.Thetowerreinforcedsteelchimneymaybeseparatedintotwodivisionalworks,the

towerandshaft.Basedonthedifferentchimneytype,theshaftworkmaybedividedintoseveralsub-

divisionalworks.Whenadivisionalworkonlyincludesoneitemizedwork,theitemizedworkshallbe

definedasadivisionalwork.ThedetaileddefininationmaybeinaccordancewithTable3.0.1.

Table3.0.1Definitionofdivisional,sub-divisionalanditemizedworkforchimneyconstruction

SerialDivisionalSub-divisionalItemized

No.workworkwork

EarthworkExcavation,backfill

ReinforcedconcreteBedding,formwork,rebar,concrete,corrosionresistancefor

1Foundationfoundationorpileplatformfoundation

ExpansionfoundationBrickmasonry,stonemasonry,concreteandroughrubble

withoutrebarconcrete专用

ReinforcedconcreteshellFormwork,rebar,concrete

BrickshellBrickmasonry,rebar

Acid-proofbrickmasonry,acid-proofmortarconfiningbed,

Brickinnertube

rebar

2ShellShellfabrication,shellpre-assemblyassemly,welding,shell

Steelshaftorsteelflue

erection

TowerTowerfabrication,towerpre-assemly,welding,towererection

Brickliningandinsulationlayer,castingliningandinsulation

Liningandinsulationlayer

layer,spraypaintingliningandinsulationlayer

SteelplatformSteelplatformfabrication,steelplatformerection,welding

Steelelementfabrication,steelelementerection,welding,profiled

ChimneyCompositeplatform

3steelsheet,rebar,stud,concrete,prefabricatedconcreteelement

platform

Formwork,rebar,concrete,metallicashpitfabricationand

Concreteplatform

人人文库installation

Corrosionresistance

Basesurface,painting

worksofpaintmaterial

Chimneycorrosion

4Corrosionresistance

resistanceAcid-proofbrick,sodiumsilicateacid-proofcementandmortar,

worksofacid-proofbrick

sodiumsilicatelightweightacid-proofconcrete

andsodiumsilicate

ChimneyLadderandplatform,aviationobstaclelight,aviationcolorsign

5-

ancillaryworkspainting,lightningprotectiondevices

3.0.2

Thechimneydivisionalworkshallbecomposedofoneorseveralinspectionbatches.The

inspectionbatchesofeachdivisionalworkshallbedefinedinaccordancewiththerelevant

·3·

provisionsofthiscode.

3.0.3

Thestandardsofqualifiedqualityofinspectionbatchesshallbeinaccordancewiththe

followingrequirements:

1

Qualityofmaincontrolitemsshallcomplywiththerelevantprovisionsofthiscode.When

thequantityforinspectionisnotnoticed,allitemsshallbefullyinspected.

2

Qualityofgeneralitemsshallbequalifiedaftersamplinginspection.Whencountinspection

isapplied,exceptforspecificrequirements,80%andmoreofthetestresultsshallmeetthe

requirementsofstandardsofqualifiedqualityofthiscode,andalsowithoutseriousdefects,orthe

maximumdeviationmustnotexceed1.2timesofthepermittedamount.

3

Havecompleteconstructionoperationbasis,qualityinspectionrecordsandapprovaldocuments.

3.0.4

Thestandardsofqualifiedqualityforitemizedworksshallbeinaccordancewiththe

followingrequirements:

1

Eachinspectionbatchofitemizedworksshallmeettherequirementsofqualifiedquality.

2

Qualitycontroldocumentsshallbecomplete.

3.0.5

Thestandardsofqualifiedqualityfordivisionalandsub-divisionalworksshallbein

accordancewiththefollowingrequirements:

1

Thequalityofeachitemizedworkofdivisionalandsub-divisionalworksshallbequalified

foracceptance.

2专用

Qualitycontroldocumentsshallbecomplete.

3

Thetestandsamplinginspectionresultsrelatedtosafetyandfunctionshallcomplywith

therelevantprovisionsofthiscode.

4

Theacceptancefortheappearancequalityshallmeettherequirements.

3.0.6

Thestandardsofqualifiedqualityforchimneyprojectshallbeinaccordancewiththe

followingrequirements:

1

Thequalityofeachdivisionalandsub-divisionalworksofthechimneyprojectshallbe

qualifiedforacceptance.

2

Qualitycontroldocumentsshallbecomplete.

3

Thesafetyandfunctiontestdocumentsofeachdivisionalandsub-divisionalworksofthe

chimneyprojectshallbecomplete.

4

Theacceptancefortheappearancequalityshallmeettherequirements.

3.0.7

Whenthequalityofchimneyconstructiondoesnotmeettherequirements,itshallbe

processedaccordingtofollowingrequirements:

1

Inspection人人文库batcheswithreworkedorreplacedappliances,equipmentshallbesubjectto

acceptanceagain.

2

TheinspectionbatchthathasbeeninspectedandidentifiedbyaqualifiedInspectionfirmto

meetthedesignrequirements,shallbeaccepted.

3

Theinspectionbatchnotmeetingthedesignrequirementsuponinspectionandidentificationbya

qualifiedinspectionfirm,buthasbeenapprovedbytheoriginaldesignfirmtomeetthestructuralsafety

andservicefunction,maybeaccepted.

4

Thedivisionaloritemizedworkswithrepairorreinforcement,havingdimensionchanged

andmeetingtherequirementsofsafeservice,maybeacceptedaccordingtotechnicalsolutionsand

agreeddocuments.

·4·

3.0.8Whentherepairedorreinforceddivisionalandunitworkscannotreachtherequirementsof

chimneysafeoperation,theacceptanceisrejected.

3.0.9Thereshallbequalifiedcertificateorperformancetestreportfortheconstructionmaterialsof

chimneyproject.Forcement,sand,stone,rebar,admixturesandacid-proofmaterial,there-

examinationreportformainpropertiesshallbesubmitted.There-examinationreportofrebarshallbe

compliedwiththerelevantprovisionsofthecurrentnationalstandardGB50205SteelConstruction

QualityAcceptance.

3.0.10

Thechimneyconstructorshallholdappropriatequalifications.Onsitequalitymanagement

shallincludeappropriateconstructiontechnicalstandards,completequalitymanagementsystem,

constructionqualitycontrolandqualityinspectionregulations.

3.0.11

Thestandardofconstructionqualitycontrolforgeneralclaybrickliningandthebrick

chimneyshell,shallbenotundertheGradeBrequirementsofthecurrentnationalstandard

CodeforAcceptanceofConstructionQualityofMasonryEngineering

GB50203.Thestandardof

constructionqualitycontrolforfirebricklining,corrosionresistanceliningofmasonryandbrick

Code

flue,shallcomplywiththeGradeArequirementsofthecurrentnationalstandardGB50203

forAcceptanceofConstructionQualityofMasonryEngineering

.

专用

人人文库

·5·

4Foundation

4.1EarthworkandFoundationPit