JGJ 130建筑施工扣件式钢管脚手架安全技术规范英文版.docx

JGJ 130建筑施工扣件式钢管脚手架安全技术规范英文版.docx

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JGJ130建筑施工扣件式钢管脚手架安全技术规范英文版

本英文版为内部资料，仅供参考，以中文版为准。

TheChineseversionofstandardshasprecedencetotheirEnglishtranslationswhichareonlyforinternalreference.

中华人民共和国行业标准

IndustrialStandardofPeople’sRepublicofChina

建筑施工扣件式钢管脚手架安全技术规范

SafetySpecificationforFastener-TypeSteel-TubeScaffoldinArchitectureConstruction

JGJ130—2001

TheMinistryofBuildingofPeople’sRepublicofChina

June1,2001

1.General

1.0.1Thiscodeispreparedforimplementationofnationaltechno-economicalpoliciesduringdesignandconstructionoffastenedsteeltubescaffoldssoastoensurethemtobetechnologicallyadvanced,economicallyreasonable,safeinuseandacceptableinquality.

1.0.2Thiscodeisapplicablefordesignandconstructionoffloor-type（bottombracing）single-anddouble-rowfastenedsteeltubescaffoldsusedinconstructionofindustrialandcivilarchitecture,andfordesignandconstructionofconstructionaltemplatebracketsofhorizontalconcretestructures.

Single-rowscaffoldisnotapplicablefor:

1）Thewallwithathicknessoflessthanorequalto180mm;

2）Thebuildingwithaheightofmorethan24m;

3）Thelightweightwallsuchashollowbrickwallandairentrainedwalletc.

4）BrickwallwithstrengthgradeoflayingmortarbeinglessthanorequaltoM1.0.

1.0.3Priortoconstructionoffastenedsteeltubescaffolds,designcalculationshallbemadepursuanttothiscodeonthebearingcapacityofscaffold’sstructuralcomponentsandstandingpoles,which,however,isnotneededfortherelevantmembersundertheconditionsasdefinedinArticle5.1.5ofthiscode.

1.0.4Priortoconstructionoffastenedsteeltubescaffolds,constructionalorganizationdesignshallbecompiledinaccordancewiththiscode.

1.0.5Inadditiontothiscode,designandconstructionoffastenedsteeltubescaffoldsshallalsobeincompliancewithnationalcurrentprovisionsinrelatedtocompulsorystandards.

2.TerminologiesandSymbols

2.1Terminologies

2.1.1Scaffold

Temporaryframeworkerectedforloading,stackingandoperationforbuildingconstruction.

2.1.2Single-rowscaffold（single-rowrack）

Onlywithonerowofstandingpole,andoneendofitslateralhorizontalpolerestingonwallbody.

2.1.3Double-rowscaffold（double-rowrack）

Composedoftworowsofstandingpolesandhorizontalpolesrespectivelyatinnerandoutersides.

2.1.4Structuralscaffold

Usedforconstructionoperationoflayingframeworkworks.

2.1.5Decorationscaffold

Usedforconstructionoperationofdecorationworks

2.1.6Scaffoldprovidedonlywithrailsandtoeplatebutnotanyothershelteringfacilities.

2.1.7Partiallyscreenedscaffold

Withshelteringareaoflessthan30%.

2.1.8Semi-screenedscaffold

Withshelteringareaof30-70%.

2.1.9Whollyscreenedscaffold

Beingscreenedinfulllengthandfullheightalongitsouterside.

2.1.10Templatebracket

Usedforsupportingthetemplateanderectedwiththesamematerialsasscaffold.

2.1.11Openscaffold

Erectedwithoutcrossoveraroundbuilding.

2.1.12Closescaffold

Erectedwithcrossoveralongthecircumferenceofbuilding.

2.1.13Fastener

Buckledadaptingpiecefastenedbybolting.

2.1.14Squarefastener

Usedforinterconnectionofsquarecrossingmembers.

2.1.15Turningfastener

Usedforinterconnectionofhorizontalorobliquecrossingmembers.

2.1.16Butt-joiningfastener

Usedforbuttconnectionofmembers.

2.1.17Antislipfastener

Fastenernotusedforconnectionbutaddedpursuanttoantisliprequirement.

2.1.18Base

Pedestalprovidedatthebottomofstandingpole.

2.1.19Fixedbase

Basewithitspedestalheightbeingnonadjustable.

2.1.20Adjustablebase

Basewithitspedestalheightbeingadjustable.

2.1.21Soleplate

Supportingplateplacedunderthebase.

2.1.22Standingpole

Verticalmemberinperpendicularitytohorizontalsurfaceinscaffold.

2.1.23Outerstandingpole

Standingpolebeingawayfromonesideofwallbodyfordouble-rowscaffold;orstandingpoleinsingle-rowscaffold.

2.1.24Innerstandingpole

Standingpolebeingadjacenttoonesideofwallbodyfordouble-rowscaffold.

2.1.25Cornerpole

Standingpolelocatedatthecornerofscaffold.

2.1.26Dual-tubestandingpole

Twostandingpoleserectedinparallelismandadjoiningeachother.

2.1.27Primarystandingpole

Directlybearingtoploadindual-tubestandingpole.

2.1.28Secondarystandingpole

Sharingloadwithprimarystandingpoleindual-tubestandingpole.

2.1.29Horizontalpole

Horizontalmemberinscaffold.

2.1.30Longitudinalhorizontalpole

Horizontalpoleerectedlongitudinallyalongscaffold.

2.1.31Lateralhorizontalpole

Horizontalpoleerectedlaterallyalongscaffold.

2.1.32Groundpole

Horizontalpoleerectedneartothegroundforconnectingtherootofstandingpole.

2.1.33Longitudinalgroundpole

Groundpoleerectedlongitudinallyalongscaffold.

2.1.34Lateralgroundpole

Groundpoleerectedlaterallyalongscaffold.

2.1.35Wallconnectingpiece

Componentforconnectionofscaffoldtobuilding.

2.1.36Rigidwallconnectingpiece

Wallconnectingpiececomposedofsteeltube,fastenerorembeddedpart.

2.1.37Flexiblewallconnectingpiece

Wallconnectingpiecewithreinforcedbarusedastiebar.

2.1.38Spacingofwallconnectingpiece

Distancebetweentwoadjacentwallconnectingpiecesinscaffold.

2.1.39Verticaldistanceofwallconnectingpiece

Verticaldistancebetweentwoadjacentwallconnectingpiecesupanddown.

2.1.40Lateraldistanceofwallconnectingpiece

Horizontaldistancebetweentwoadjacentwallconnectingpiecesleftandright.

2.1.41Lateraldiagonal

Swayrodbeinginobliquecrossingagainstinnerandouterstandingpolesorhorizontalpoleindouble-rowscaffold.

2.1.42X-Bracing

Intercrossswayroderectedinpairatoutersideofscaffold.

2.1.43Buttressbrace

Memberbeinginobliquecrossingagainsttheoutersideofscaffold.

2.1.44Heightofscaffold

Verticaldistancefrombottomsurfaceofthebaseofstandingpoletouppersurfaceofrailontopofscaffold.

2.1.45Lengthofscaffold

Horizontaldistancebetweenoutersurfacesofstandingpolelongitudinallyattwoendsofscaffold.

2.1.46Widthofscaffold

Horizontaldistancebetweenoutersurfacesofstandingpolelaterallyattwosidesofdouble-rowscaffold,orthedistancefromoutersurfaceofouterstandingpoletothewallforsingle-rowscaffold.

2.1.47Stepspacingofstandingpole（step）

Axialdistancebetweentophorizontalpoleandbottomhorizontalpole.

2.1.48Spacingofstandingpole

Axialdistancebetweentwoadjacentstandingpolesinscaffold.

2.1.49Longitudinaldistanceofstandingpole（span）

Longitudinaldistancebetweentwostandingpolesinscaffold.

2.1.50Lateraldistanceofstandingpole

Lateraldistancebetweentwostandingpolesfordouble-rowscaffold;orthedistancefromtheaxisofouterstandingpoletothewallforsingle-rowscaffold.

2.1.51Mainnode

Fasteningpointforclosecontactsofstandingpole,longitudinalhorizontalpoleandlateralhorizontalpole.

2.1.52Operationlayer

Laidwithboardforpeopletoworkonit.

2.2Symbols

2.2.1Loadandloadeffect

M—designvalueofbendingmoment;

MGK–bendingmomentcreatedfromscaffold’sstandardownweight;

MQK—bendingmomentcreatedfromstandardconstructionalload

MW–bendingmomentcreatedfromdesignedwindload;

MWK—bendingmomentcreatedfromstandardwindload;

N—designvalueofaxialforce;

NG1K–axialforcecreatedfromstructure’sstandardownweightbornebystandingpoleofscaffold;

NG2K—axialforcecreatedfromstandardownweightofcomponentsandfittings;

Nl–designedaxialforceofwallconnectingpiece;

NLW–designedaxialforceofwallconnectingpiececreatedfromwindload;

ΣNQK–sumofaxialforcecreatedfromstandardconstructionalload;

R—designedverticalforcetransmittedbylongitudinalorlateralhorizontalpoletostandingpole;

gK–structure’sstandardownweightattachedwitheverymeterofstandingpole

p—averagepressureatfoundation’sbottomsurfaceofstandingpole;

v—flexibility;

wk—standardvalueofwindload;

wo—basicwindpressure;

σ—positivestress.

2.2.2Propertyandresistanceofmaterial

E—elasticmodulusofsteelmaterial;

Rc—designvalueofantislipbearingcapacityoffastener;

f—designvaluesoftensilestrength,compressionstrengthandbendingstrengthofsteelmaterial;

fg–designvalueofbearingcapacityoffoundation;

fgk–standardvalueofbearingcapacityoffoundation;

[v]—allowabledeflection

2.2.3Geometricalparameters

A—sectionalarea,areaoffoundation’sbottomsurface;

An—windbreakarea;

Aw—windwardarea;

Hs—erectionheightbasedonstabilitycalculation;

[H]—erectionheightlimitofscaffold（permissibleerectionheightofscaffold）;

W—sectionalmodulus;

A—outreachlength,protrusionlength;

al—calculatedoutreachlength;

φ,d—memberdiameter,outerdiameter;

h—stepspacingofstandingpole;

i—section’sturningradius;

l—length,span,overlappinglength;

la—longitudinaldistanceofstandingpole;

lb—lateraldistanceofstandingpole;

lo—calculationlength;

s—spacingofmember;

t—wallthicknessofmember.

2.2.4Calculationcoefficients

k—additionalcoefficientofcalculationlength;

kc–adjustmentcoefficientofgroundsill’sbearingcapacity;

μ—calculationlengthcoefficientofsinglepolewithconsiderationofintegralreliabilityofscaffold;

μs—structurecoefficientofwindloadofscaffold;

μstw–structurecoefficientofwindloadofscaffoldstructureasdefinedaccordingtotruss;

μz-coefficientofheightvariationofwindpressure;

ϕ—stabilitycoefficientofcompressioncomponentataxes,windbreakcoefficient;

λ—ratiooflengthtodiameter;

[λ]-allowableratioof