ABUDHABICRUDEOILPIPELINEPROJECTHabshan-FujairahMETHODSTATEMENTFORTANKINSTALLATION儲(chǔ)罐安裝施工方案30-99-90-1703EPCCONTRACTOR:ChinaPetroleumEngineering&ConstructionCorporationAbuDhabiBranchP.O.Box127345PROJECT:

PROJECTMANAGEMENTCONSULTANT:ILFConsultingEngineersP.O.Box73250AbuDhabi,UAEABUDHABICRUDEOILPIPELINEPROJECTHabshan-FujairahEPCContractorDoc.No.:ADCOP/C013/08

PAGE:

1 of 44DOCUMENTNo.:

30-99-90-1703

Rev.4 ProjectNo:E30153 DATE:

25/11/2010REVISIONRECORDREVDATEORIGINATORREVIEWEDAPPROVEDDESCRIPTIONA26/11/2008ZhengChanghaiZhangLiboLiJunIssuedForReviewB31/12/2008ZhengChanghaiZhangLiboLiJunIssuedForReviewC15/02/2009ZhengChanghaiZhangLiboLiJunIssuedForReviewD30/03/2009ZhengChanghaiZhangLiboLiJunIssuedForReviewE31/05/2009ZhengChanghaiZhangLiboLiJunIssuedForReview022/09/2009YuBingquanLiangWeiLiuZhenganIssuedForReview126/10/2009YuBingquanJingKaiLiuZhenganIssuedForReview215/11/2009YuBingquanJingKaiLiuZhenganIssuedForApproval321/11/2009YuBingquanJingKaiLiuZhenganIssuedForApproval425/11/2010XiadaweiYanghailiangLiuzhenganIssuedForApproval?CopyrightChinaPetroleumEngineering&Construction(Group)Corporation2008Allrightsreserved.“ThisdocumentisiheexecutionofAbuDhabiCrudeOilPipeline(ADCOP)project.CopyingthisreportwithoutthepermissionofCPECC,ILFandIPICisnotpermitted.DOCUMENTTITLEPROJECT:DOCUMENTNo.:

METHODSTATEMENTFORTANKINSTALLATIONABUDHABICRUDEOILPIPELINEPROJECTHabshan-Fujairah30-99-90-1703

ProjectNo:E30153Page2of44Rev.4 DATE:25/11/2010CONTENT PAGESCOPEOFWORK工作范圍 4DEFINITIONSANDABBREVIATIONS定義和簡稱 4DEFINITIONS定義 4ABBREVIATIONS簡稱 4CODESANDSTANDARDS規(guī)范和標(biāo)準(zhǔn) 4REFERENCESANDPROJECTRELEVANTDOCUMENTS參考文件和工程相關(guān)文件 5RESPONSIBILITIES責(zé)任 5RESOURCES資源 5MANPOWER人力 5EQUIPMENT/TOOLS設(shè)備/機(jī)具 5THEMAINCONSTRUCTIONPROCEDURE主要施工方法 6CONSTRUCTIONPREPARATION施工準(zhǔn)備 12ACCEPTANCEOFMATERIALS材料驗(yàn)收 13STORAGETANKPREFABRICATION儲(chǔ)罐預(yù)制 14ASSEMBLY組裝 17WELDING焊接 26INSPECTIONANDRECORD檢查和記錄 29TANKTESTING罐試驗(yàn) 33PAINTINGANDCOATING噴漆防腐 35QCPLAN質(zhì)量計(jì)劃 35HSE 35APPENDIXA:RISKASSESSMENT 36DOCUMENTTITLEPROJECT:DOCUMENTNo.:

METHODSTATEMENTFORTANKINSTALLATIONABUDHABICRUDEOILPIPELINEPROJECTHabshan-Fujairah30-99-90-1703

ProjectNo:E30153Page3of44Rev.4 DATE:25/11/2010SCOPEOFWORK工作范圍Thismethodstatementisappliedtovarioustanksprefabrication,installation,inspection,pressuretest,andclearing,etc(ExcludingcrudeoiltanksinMainPumpStation,IntermediatePumpStationandOilTerminal)該施工方案適用于各種儲(chǔ)罐預(yù)制，安裝，檢驗(yàn)，水壓試驗(yàn)，以及結(jié)算等（油終端的原油儲(chǔ)罐）DEFINITIONSANDABBREVIATIONS定義和簡稱DEFINITIONS定義Company InternationalPetroleumInvestmentCompanyoritsdesignatedrepresentativeContractor ChinaPetroleumConstructionandEngineeringCompanyMay OnepossiblecourseofShall/must/istobe AmandatoryrequirementShould Anon-mandatoryrequirement公司 國際石油投資公司或其指定的代表承包商 中國石油工程建設(shè)公司也許 一個(gè)可能的行動(dòng)過程必須 強(qiáng)制性要求應(yīng)該 非強(qiáng)制性要求ABBREVIATIONS簡稱HSE HealthSafetyandEnvironmentalQA/QC QualityAssurance/QualityControlHSE 健康安全環(huán)保QA/QC 質(zhì)量保證/質(zhì)量管理CODESANDSTANDARDS規(guī)范和標(biāo)準(zhǔn)Serial序號(hào)1234

Documentnumber文件編號(hào)API650DEP64.51.01.31DEP30.48.00.31ASTMsecV

DocumentdescriptionWeldedsteeltanksforoilstorage鋼制焊接儲(chǔ)罐Standardverticaltanksfielderectionandtesting立式罐施工、試驗(yàn)規(guī)范PaintingandCoatingofNewEquipment新設(shè)備防腐NonDestructiveExamination無損檢測DOCUMENTTITLEPROJECT:DOCUMENTNo.:

METHODSTATEMENTFORTANKINSTALLATIONABUDHABICRUDEOILPIPELINEPROJECTHabshan-Fujairah30-99-90-1703

ProjectNo:E30153Page4of44Rev.4 DATE:25/11/2010REFERENCESANDPROJECTRELEVANTDOCUMENTS參考文件和工程相關(guān)文件Serialnumber130-99-32-1602130-99-32-1602230-99-32-1604330-99-91-1605430-99-97-0616530-99-90-16726

Documentnumber文件編號(hào)

Documentdescription文件描述Specificationforsurgerelieftanks緩沖罐技術(shù)說明SpecificationforAPItanks(dieseltankandutilitywaterAPI儲(chǔ)罐（柴油罐、公共用水罐）技術(shù)說明EnvironmentalandClimaticData環(huán)境和氣候ProjectQualityPlan工程質(zhì)量計(jì)劃HSEManagementHSE管理計(jì)劃RelevantProjectDrawings相關(guān)施工圖紙RESPONSIBILITIES責(zé)任ItistheoverallresponsibilityoftheSub-ContractortoorganizeresourcestoperformconstructionactivitiesasperDrawings,SpecificationsandQualityDocuments,incompliancewithquality,scheduleandsafetyrequirements.Allthemachinery,resourcesandarrangementsrequiredforinstallationshallbetheresponsibilityofSub-Contractor.建設(shè)活動(dòng)。所有的機(jī)械，安裝所需的資源和安排應(yīng)當(dāng)對(duì)分包商的責(zé)任。RESOURCES資源MANPOWER人力Siteengineer現(xiàn)場工程師6QA/QCengineerQA/QC工程師4Surveyor測量人員3Sitesupervisor現(xiàn)場管理人員3Driver/Operator司機(jī)10Worker工人2806.2 EQUIPMENT/TOOLS設(shè)備/機(jī)具Crane吊車4Rollertriocoilingmachine卷板機(jī)2Semi-automaticcuttingmachine半自動(dòng)切割機(jī)6DOCUMENTTITLEPROJECT:DOCUMENTNo.:

METHODSTATEMENTFORTANKINSTALLATIONABUDHABICRUDEOILPIPELINEPROJECTHabshan-Fujairah30-99-90-1703

ProjectNo:E30153Page5of44Rev.4 DATE:25/11/2010Pump試壓泵2Weldingmachine焊機(jī)65Chainhoist倒鏈50HydraulicPressureLiftingSystem液壓提升系統(tǒng)2Truck卡車3FlatbedTrailer平板拖車4Fan鼓風(fēng)機(jī)10ShotblastingPlant拋丸機(jī)2Compressor壓縮機(jī)3ElectrodeOven烘干箱3CircularSaw無齒鋸3HydraulicJack液壓千斤頂30THEMAINCONSTRUCTIONPROCEDURE主要施工方法TankslistareasfollowedinMPS,IPSandMOT:STATION場站MPS首站MPS首站MPS首站MPS首站MPS首站IPS中間站IPS中間站IPS中間站IPS中間站IPS中間站MOT末站MOT末站MOT末站

TANKDESCRIPTION儲(chǔ)罐名稱Firewaterstoragetanks消防水罐D(zhuǎn)ieselstoragetank柴油罐Utilityservicewatertank公共用水罐Producedwaterstoragetanks生產(chǎn)水罐Treatedwatertank處理水罐Surgerelieftanks緩沖罐Firewaterstoragetanks消防水罐D(zhuǎn)ieselstoragetanks柴油罐Utilityservicewatertank公共用水罐Irrigationstoragetank灌溉罐Firewaterstoragetanks消防水罐D(zhuǎn)ieselstoragetank柴油罐Producedwatertank生產(chǎn)水罐

TYPE尺寸φ39000x17000φ8000x6000φ8000x8000φ22500x4000φ17500x3000φ22500x16000φ22500x10000φ6000x5000φ8000x5000φ10000x8000φ33000x17000φ8000x6000φ22500x4000

UNIT單位SET臺(tái)SET臺(tái)SET臺(tái)SET臺(tái)SET臺(tái)SET臺(tái)SET臺(tái)SET臺(tái)SET臺(tái)SET臺(tái)SET臺(tái)SET臺(tái)SET臺(tái)

QUANTITY數(shù)量2112122111212

METHOD安裝方法Flipclip倒裝法progressiveassemblyFlipclip倒裝法progressiveassemblyprogressiveassemblyFlipclip倒裝法Flip倒裝法progressiveassemblyprogressiveassemblyFlipclip倒裝法Flip倒裝法progressiveassembly正裝法progressiveassembly正裝法DOCUMENTTITLEPROJECT:DOCUMENTNo.:

METHODSTATEMENTFORTANKINSTALLATIONABUDHABICRUDEOILPIPELINEPROJECTHabshan-Fujairah30-99-90-1703

ProjectNo:E30153Page6of44Rev.4 DATE:25/11/2010MOT末站MOT末站

Intermediateproducedtank處理水罐Utilityservicewatertank公共用水罐

φ8000x8000

SET臺(tái)SET臺(tái)

progressive2 assembly正裝法1 Flipclip倒裝法Accordingtomanyyearsexperienceandthistechnicalcharacter,tanksshouldadopttwomethod“chipwithhydraulicdeviceorchainhoists”and“theprogressiveassemblymethodwithouterandfullscaffolds”.Alltanksarefabricatedandassembledatsite.在現(xiàn)場制作并組裝。Themethod“flipchipwithhydraulicdeviceorchainhoists”workingprocedure’flowisthat:液壓千斤頂或倒鏈倒裝法施工程序如下：DOCUMENTTITLEPROJECT:DOCUMENTNo.:

METHODSTATEMENTFORTANKINSTALLATIONABUDHABICRUDEOILPIPELINEHabshan-Fujairah30-99-90-1703

ProjectNo:E30153Page7of44Rev.4 DATE:25/11/2010ConstructionpreparationFoundationacceptance Tankbottomplatelaying-off

Prefabricationofroofplate

PrefabricationoftankwallplateRadiography WeldingoftankbottomlayingTopcirclewallplateandedge-platedsteelmountingHydraulicliftingsystemcomingintostoragetankCentralumbrellastandmountingTankroofandaccessorymountingInvertedequipmentassemblyAdjustmentofexpansionringassemblyWallplatehoistingandassembly Simultaneousnessofnon-destructiveinspectionandtankwallaccessorymountingAlignmentoffilletseamInvertedequipmentremovingVacuumtest

WeldingoffilletseamandcontractionjointPerfectiveaccessorymountingWatertest

Anticorrosion

DeliveryDOCUMENTTITLEPROJECT:

METHODSTATEMENTFORTANKINSTALLATIONABUDHABICRUDEOILPIPELINEPROJECTHabshan-Fujairah

ProjectNo:E30153Page8of44DOCUMENT

30-99-90-1703 Rev.

DATE:25/11/2010施工準(zhǔn)備基礎(chǔ)驗(yàn)收 罐底板鋪設(shè) 罐壁板預(yù)無損檢測 罐底板焊接罐頂圓板和包邊角鋼安裝液壓頂升系統(tǒng)進(jìn)罐中心傘架設(shè)置罐頂及附件安裝倒裝設(shè)備安裝脹圈組裝調(diào)整

罐壁板預(yù)制提升組裝各圈壁板 無損檢測及罐壁附件安裝同步進(jìn)行組對(duì)角焊縫拆除倒裝機(jī)具真空試漏 角焊縫、收縮縫焊接完善附件安裝沖水試驗(yàn) 防腐 中交DOCUMENTTITLEPROJECT:DOCUMENTNo.:

METHODSTATEMENTFORTANKINSTALLATIONABUDHABICRUDEOILPIPELINEHabshan-Fujairah30-99-90-1703

ProjectNo:E30153Page9of44Rev.4 DATE:25/11/2010Themethod“theprogressiveassemblymethodwithouterandfullscaffolds”workingprocedure’flowisthat:ConstructionpreparationMaterialsacceptance FoundationacceptanceWPS Tankbottomplateslaying-offBottomplatescutting IntermediateplatelayingAnnularplateslayingShellplatesprefabricationBottomplatesweldingVacuumleaktestandNDTRoofplatefabrication BottomshellplatesinstallationAdjustingUmbrellastandsprefabrication FilletweldsweldinginstallationUmbrellastandsinstallation SecondtoothermoreinstallationRoofplateinstallation

WithNDTContractionjointweldingWindrings,stiffeningandladdersinstallationAccessoriesinstallationWaterfillingtest SettlementobservationAnticorrosionHandoverDOCUMENTTITLEPROJECT:

METHODSTATEMENTFORTANKINSTALLATIONABUDHABICRUDEOILPIPELINEPROJECTHabshan-Fujairah

ProjectNo:E30153Page10of44DOCUMENT

30-99-90-1703 Rev.

DATE:25/11/2010外腳手架正裝法的施工程序如下：施工準(zhǔn)備材料驗(yàn)收 基礎(chǔ)驗(yàn)收焊接工藝評(píng)定 罐底劃線底板切割 中幅板鋪設(shè)邊緣板鋪設(shè)壁板預(yù)制底板焊接真空試漏頂板預(yù)制 底圈壁板安裝大角縫組對(duì)傘架預(yù)制 大角縫焊接傘架安裝 第二圈及其它壁板安裝 無損檢測頂板安裝裝

收縮縫焊接附件安裝充水試驗(yàn) 沉降觀測防腐中交DOCUMENTTITLEPROJECT:

METHODSTATEMENTFORTANKINSTALLATIONABUDHABICRUDEOILPIPELINEHabshan-Fujairah

ProjectNo:E30153Page11of44DOCUMENTNo.:

30-99-90-1703 Rev.

DATE:25/11/2010CONSTRUCTIONPREPARATION施工準(zhǔn)備Thefollowingworkshallbedonepriortothecommencementofconstruction:開始動(dòng)工前應(yīng)做以下工作：Understanddrawings;writeconstructionprocedureandhandovertechnicalrequirementsconfidetechnicaldisclosuretoconstructionpersonnel.熟悉圖紙，編寫施工程序和技術(shù)要求并向施工人員進(jìn)行技術(shù)交底。Prepareconstructiontools,measures,andconsumablematerial;準(zhǔn)備施工工具、測量儀器和手段用料；Writetheweldingprocedurespecificationandweldingprocedurespecificationqualification.編寫焊接工藝評(píng)定和焊接工藝評(píng)定卡。Thetools,fixtures,andmeasuresforconstructionshallbeallreadyandcalibratedasqualifiedvalidationdate.工具，夾具，和施工機(jī)具應(yīng)該準(zhǔn)備好、校驗(yàn)合格且測量數(shù)據(jù)有效。Foundationinspectionandacceptance;基礎(chǔ)檢查和驗(yàn)收；Thereshallbesurveyrecordswhenthefoundationishandedover.Elevation,datumtransversalandlongitudinalcenterlinearemarkedonthefoundationandlingmeasuringpointsaresetfortheinstallationofheavy-dutyequipments.型設(shè)備的安裝。Thefoundationshallbevisuallycheckedtohavenodefectssuchascracks,honeycombs,steel-protrusionsetc.肉眼觀察基礎(chǔ)不應(yīng)存在諸如裂紋，窩蜂，孔、鋼材凸出等缺陷。Theconcretefoundationshallnotbesurfacetreateduntilithasbeencompletedfornotlessthandays.Civilreleasereportshouldbesubmittedbeforestartthemechanicalactivities.混凝土基礎(chǔ)結(jié)束施工至少7天內(nèi)不應(yīng)進(jìn)行表面處理，機(jī)械施工前應(yīng)提交基礎(chǔ)交接報(bào)告。Thesurfacevoidsoftheconcreteshallbechisel,andthesundriesin theholeoftheboltedmustberemovedandcleaned.混凝土表面空隙應(yīng)該鏟平，螺栓套筒內(nèi)的雜物必須清理干凈。Thesizeandpositionofthefoundationshallberecheckedinaccordancewiththefoundationdiagramofcivilworksandthetechnicaldocumentsoftheequipments,especiallythespacebetweentheanchorboltsshallbeuniformedwiththatoftheequipmentbolts.DOCUMENTTITLEPROJECT:DOCUMENTNo.:

METHODSTATEMENTFORTANKINSTALLATIONABUDHABICRUDEOILPIPELINEPROJECTHabshan-Fujairah30-99-90-1703

ProjectNo:E30153Page12of44Rev.4 DATE:25/11/2010與設(shè)備上的螺栓間距一致。ACCEPTANCEOFMATERIALS材料驗(yàn)收Thematerialusedtobuildstoragetankshallbecheckedforacceptancestrictlyinaccordancewith650.儲(chǔ)罐的施工用料應(yīng)嚴(yán)格按照與API650檢查驗(yàn)收。Theconstructionmaterialsandqualitythereofareoneofkeyfactorsforqualityoftheproject,onekeyfactorofdetermininglong-termandsafeoperationofstoragetanksandalsooneofmaincontentsofdeliveryandacceptance.Therefore,theacceptanceofmaterialsisanimportantindispensablestepinconstructionproduction,andmaincontentsofmaterialacceptanceandmanagementincludefollowing:工程材料及其有關(guān)用材的質(zhì)量合格與否是決定工程質(zhì)量好壞的關(guān)鍵因素之一，是決定儲(chǔ)罐長期安全運(yùn)行的一個(gè)關(guān)鍵因素，也是交工驗(yàn)收的主要內(nèi)容之一。所以，材料驗(yàn)收是施工生產(chǎn)不可缺少的一個(gè)重要步驟，材料驗(yàn)收及管理主要包括以下幾項(xiàng)內(nèi)容：Requirementofmaterialqualityconformitycertificate材料質(zhì)量合格證書Thematerials(steelplate,steeltubeandothersectionsteels),accessoriesandequipmentforstoragetankmustbeprovidedwithrelevantqualityconformitycertificate.Ifanydoubt,thequalitycertificateshallberechecked,andcanonlybeusedifitisqualified.儲(chǔ)罐所選用的材料（鋼板、鋼管及其它型鋼）書有疑問時(shí)，應(yīng)進(jìn)行復(fù)驗(yàn)，合格后方可使用。Inspectionofmaterialsurfacequality材料外觀質(zhì)量的檢查Theappearanceinspectionofthesteelplateswillbeexecutedonebyone.Thesurfacequality,surfacerustinessthinningamountandscratchdepthshallconformtotheprovisionsofexistingtankplatestandard.準(zhǔn)的規(guī)定。Thesurfaceofsteelplatesisfreeofcrack,airbubble,scab,folding,includedslag,embeddedironoxideandlayering.ThesurfaceThethinoxidescale,ironrust,unapparentroughness,scratch,reticulatedpatterncausedbyrollerandotherdefectsnothinderinginspectingsurfacedefectsmaybeallowedonthesurfaceofsteelplates,buttheconcaveconvexshallnotexceedthehalfoftolerance.網(wǎng)紋及其他局部缺陷，但凹凸度不得超過公差之半。DOCUMENTTITLEPROJECT:DOCUMENTNo.:

METHODSTATEMENTFORTANKINSTALLATIONABUDHABICRUDEOILPIPELINEPROJECTHabshan-Fujairah30-99-90-1703

ProjectNo:E30153Page13of44Rev.4 DATE:25/11/2010Thesurfaceofsteelplateisfreeofweldingrepairandjamming,ifany,itshallbeclearedwithchiselgrindingwheel;theclearedplaceshallbesmoothandfreeofedgeangleandclearingdepthshallnotexceedthenegativedeviationrangeofthicknessofstateplate.厚度負(fù)偏差的范圍。Non-destructiveinspectionofsteelplate鋼板的無損檢測SteelplatesrequiredNDTshallbetestedbyultrasonicwavesinaccordancewithrelatedstandardthequalityshallconformtotherequirementsofrelatedstandard.需要無損檢測的鋼板，應(yīng)按照標(biāo)準(zhǔn)規(guī)定進(jìn)行超聲波檢測，其質(zhì)量應(yīng)符合相應(yīng)標(biāo)準(zhǔn)的要求。Acceptanceofweldingmaterials焊材的驗(yàn)收Weldingmaterials(weldingrod,weldingwireandweldingflux)shallbeprovidedwithqualityconformitycertificate.Weldingrodqualityconformitycertificateshallcontainthechemicalcompositionmechanicalpropertyofdepositedmetalandlowhydrogentypeweldingrodqualityconformitycertificateshallalsocontainthediffusiblehydrogencontentofdepositedmetal.焊接材料（焊條、焊絲及焊劑）械性能，低氫型焊條還應(yīng)包括熔敷金屬的擴(kuò)散氫含量。Materialpurchaseandusemanagement材料的采購和使用管理Thematerialspurchasedbycontractorwhomusthaveanacquaintancewithproductioncertificationthemanufacturershallbeexaminedandapprovedbytheownerbeforeuse.由乙方采購的材料，必須了解廠家是否有生產(chǎn)資質(zhì)，并由業(yè)主審核、認(rèn)可后方可使用。BeforethematerialssuppliedbyOWNERareused,thehanding-overproceduremustbegoneunpackinginspectionmustbeexecutedinthepresenceofOWNERandsupervisorandshallbesignedbybothparties.簽字認(rèn)可。Therecordsofacceptanceanduseofmaterialsand equipmentshallbekeptcarefully.Themachineaccountregistrationandentry-exitwarehousesystemareformulated.Materialsandfittingsshallbeplacedinaccordancewithsortandspecificationandhavespecificmarks.放，并有明確的標(biāo)記。STORAGETANKPREFABRICATION儲(chǔ)罐預(yù)制Inconstructionproduction,manycomponentpartsandmaterialsoftankmustbeprefabricated,suchastankbottomplategrooveprocessing,wallplategrooveprocessing,radianmouldandvariousarcDOCUMENTTITLEPROJECT:

METHODSTATEMENTFORTANKINSTALLATIONABUDHABICRUDEOILPIPELINEPROJECTHabshan-Fujairah

ProjectNo:E30153Page14of44DOCUMENT

30-99-90-1703 Rev.

DATE:25/11/2010componentparts(stiffeningring,windring,edge-platedanglesteel),etc.Inordertonormalizemould,reducealoftwork,improveworkingefficiencyandguaranteeprojectquality,somecomponentpartsalsoneedtobeprefabricatedonspecial-purposeplatforms,suchasfloatingroofdrainagesystem,laborplatform,spiralstaircaseandwindproofringetc.Theprefabricationisakeyprocessinconstructionproduction,andincreasingprefabricationdepthisoneofimportantwaysofeffectivelyadvancingconstructionperiodundercurrentconstructionconditions.工及弧度成型以及各種弧型構(gòu)件（加強(qiáng)圈、抗風(fēng)圈、包邊角鋼等）期的重要手段之一。Qualificationofwelders焊工資質(zhì)WPSandPQRshallbedoneduringthewelderqualificationsbutitisnotmentionedinthissection.sectionshouldbedetailedforWPSandPQR.焊工資格應(yīng)包含WPS和PQR的，，但它不會(huì)在本節(jié)中提到，詳細(xì)內(nèi)容請(qǐng)見WPS和PQR部分。Theweldersandweldingoperatorswhoweldpressurepartsandjoinnon-pressureparts,suchasallpermanentandtemporaryclipsandlugs,topressurepartsshallbequalifiedinaccordancewithIXoftheASMECode.ASMEIX的規(guī)定。Therecordsofthetestsforqualifyingweldersandweldingoperatorsshallincludethefollowing:對(duì)于焊工和焊接實(shí)施者的資格測試的記錄必須包含以下內(nèi)容：Eachwelderoroperatorshallbeassignedanidentifyingnumber,letter,orsymbolbythefabricationorerectioncontractor.每一個(gè)焊工或操作者必須由施工方或建造方指定一個(gè)可被識(shí)別的數(shù)字，字母或者符號(hào)。Thefabricationorerectioncontractorshallmaintainarecordoftheweldersorweldingoperatoremployedthatshowsthedateandresultsofthetestforeachwelderoroperatorandtheidentifyingmarkassignedtoeachwelderoroperator.Thisrecordshallbecertifiedbythefabricationorerectioncontractorandshallbeaccessibletotheinspector.可并對(duì)監(jiān)理有效。Prefabrication預(yù)制DOCUMENTTITLEPROJECT:

METHODSTATEMENTFORTANKINSTALLATIONABUDHABICRUDEOILPIPELINEPROJECTHabshan-Fujairah

ProjectNo:E30153Page15of44DOCUMENT

30-99-90-1703 Rev.

DATE:25/11/2010Accordingtothespecification,theplatesshallbearrangedcarefullypriortoconstruction.Atthesametime,weshallensurethatabutmentseamdistancebetweenlongitudinalseamofbottomtankwallandedgeplateoftankbottomshallaccordwithrelatedspecifications,(notlessthan300mmiftherearenospecialrequirements)(refertotheclauseoftheAPI650).Allopeningsoftankwallshallbefreefromtheweldingseam,andthedistancebetweenopeningconnectionpipeortheedgeofstiffeningringandweldingseamoftankwallshallaccordwithrelatedspecifications,(notlessthan250mmiftherenospecialrequirements.)(refertotheclause 5.7.3oftheAPI650). Andmoreover,thestiffeningringshallhavenotailorwelding.施工前根據(jù)板材到貨情況按照規(guī)范要求進(jìn)行認(rèn)真排版，保證底層罐壁縱縫與罐底邊緣板對(duì)接縫距離符合相關(guān)標(biāo)準(zhǔn)規(guī)范要求（300mm），距罐壁焊縫符合相關(guān)標(biāo)準(zhǔn)規(guī)范要求（250mm），補(bǔ)強(qiáng)圈不得拼焊。Theprefabricationsitetousefortheprefabricatingworkofstoragetankandaccessoryshallbesetupatworksite,andatthesametime,theprefabricationshouldsatisfytheneedsofinstallation現(xiàn)場組建預(yù)制場用于儲(chǔ)罐及附件的預(yù)制工作，預(yù)制必須滿足安裝施工需要。Cutmaterialstrictlyaccordingtotheplatearrangementplantoensurethequalityoftheprefabricationandexamineintimeandmaketherecordoftheprefabricationandthemarkofphysicalgoods.嚴(yán)格按照排版圖下料，確保預(yù)制質(zhì)量，及時(shí)檢查并作好預(yù)制記錄和實(shí)物標(biāo)記。Thestiffeningplateofcleaningholeshallbemadeofcompleteplateandshallalsonotailorwelding.Thebottomstiffeningplateofcleaningholeshallhaveintegralconsiderationwhenarrangingbottomplates.清掃孔加強(qiáng)底板由整板制作，不得拼焊。清掃孔加強(qiáng)底板應(yīng)在底板排版時(shí)統(tǒng)一考慮。Circleedgeoftankbottomplateshalladoptmanualflamecuttingforlayoff,andthereststraightarecutbyplateshearerorsemiautomaticflame.Alltheplateedgescutbytheflameshallbepolishedandcorrectedbypolishingmachine.的板邊用磨光機(jī)打磨修正。Tankwallplateshalladoptportalcutterforprocessingthegroove,andplaterollerandcamberedpositionershallbecombinedforroundingfabrication.罐壁板采用龍門切割機(jī)加工坡口，滾板機(jī)和弧形胎具配合進(jìn)行滾圓預(yù)制。Tankrooffanplateisprefabricatedonarcpositionerbythecombinedcuttingmethodofmachinemanualflame.罐頂扇形板采用機(jī)械剪切和手工火焰切割相結(jié)合，扇形板的預(yù)制在弧形胎具上進(jìn)行。DOCUMENTTITLEPROJECT:DOCUMENTNo.:

METHODSTATEMENTFORTANKINSTALLATIONABUDHABICRUDEOILPIPELINEPROJECTHabshan-Fujairah30-99-90-1703

ProjectNo:E30153Page16of44Rev.4 DATE:25/11/2010Afterroundingoftankwallplateandmouldingoffanroofplate,horizontalsweepboardshallbeappliedtoinspectcurvature.Storageandtransportationshallbeconductedonthespecialcamberedpositioner,andalsoeffectivemeasuresshallbetakenintheprocessofliftingtopreventthedeformation.過程中采取有效措施，以防變形。ASSEMBLY組裝Theassemblyofthemethodof“flipchipwithhydraulicdeviceorchainhoists”液壓千斤頂或倒鏈倒裝法施工程序如下：Theassemblyoftankbottom罐底板組裝Afterfoundationacceptance,loftinglineonthefoundationshallbeconductedaccordingtothemagnifyingsizeofthebottomplate.Also,crosscenterlineshall,inaccordancewithtankbottompositionspecifiedinthedesign,bemarkedonthefoundation.中心線。EdgeplatesoftankbottomshallbelaidtowardsbothsidesfromstiffeningbottomplateofcleaningAtthesametime,beforelaying,thebaseplateshallbeweldedonedgeplateofonesideinorder.罐底邊緣板從清掃孔加強(qiáng)底板開始向兩邊鋪設(shè)，鋪設(shè)前將墊板順次點(diǎn)焊在一側(cè)的邊緣板上。Intermediateplateshallbelaidtowardsbothsidesfromthecenter.Themiddleflitchplatesshallbelaidfirstly.Also,thecentrallinemustbemarkedonflitchplatewhilelayinginordertoguaranteecoincidingwithfoundationcenterline.線相重合。Allthebottomplatesshallbeliftedinplace.Beforeweldingbottomplates,edgesverifiedtobenotsharp,andaftertheyarealigned,weldedandpasstheinspection,theweldingcanbeconducted(contractionjointsaren’tweldedtemporarily).所有底板吊裝就位，全部組對(duì)點(diǎn)焊后，經(jīng)檢查合格，進(jìn)行焊接（收縮縫暫不焊接）。Assemblyoftopringwallplateandtankroof頂圈壁板和罐頂板的組裝Marktankwallassemblylineontankbottomplate.As tofacilitatetheconstructionandmaterialshandling,distributethe500mmheightH-shapedsteelalongthecircleevenlywithaintervalof1m,andthenweldtheH-shapedsteeltothebottomplateofthetankfirmlywhichasafoundationoftheinstallationofthetank.thenmakeleveloftheH-shapedsteel、marktankwallassemblylineonthetankshellandsetinternalstopplatestoassembletopringwallplate,strictlycontrolitsverticality,roundness,diameterdeviationandupperlevelnesswithinerrorscope.DOCUMENTTITLEPROJECT:DOCUMENTNo.:

METHODSTATEMENTFORTANKINSTALLATIONABUDHABICRUDEOILPIPELINEHabshan-Fujairah30-99-90-1703

ProjectNo:E30153Page17of44Rev.4 DATE:25/11/2010在罐底板上劃出罐壁組裝線，沿組裝線一周每隔1m500mmHHH型鋼上劃出罐壁板的安裝基準(zhǔn)線并在內(nèi)側(cè)設(shè)置檔板，在H型鋼上進(jìn)行頂圈壁板的組對(duì)，其垂直度、圓度、直徑偏差及上端水平度嚴(yán)格控制在誤差范圍內(nèi)。Afterassemblingedge-platedanglesteel,suspendexpansionring,hydraulicdeviceorchainsstoragetank,atthesametime,settankroofassemblypositionerlikecentralpostandumbrellastand,andlaytankroofplatefromthetwosymmetricalstartingpositionsalongthesamedirection.從對(duì)稱的兩個(gè)起點(diǎn)位置沿同一方向鋪設(shè)罐頂板。Storagetankwallassembly壁板組裝Methodstatement方法說明Adoptthemethodthat“flipchipwithhydraulicdeviceorchainhoists”.采用液壓千斤頂或倒鏈倒裝法施工Theprincipleofthismethodisthat:Itsclimbingforcecanbeconductedtoexpansionringthroughsliderandcouplerbody,thenpassthroughfixture(bearingblock)ofexpansionringandclimbingtankwalltohoisttankbodyup,weldthelowerringwallplate,loosenexpansionringtothelowerpartofweldingwallplate,thenexpandandhoistagainuntiltothelowestwallplate.該方法主要原理是：將倒鏈拉力通過吊耳傳到脹圈，再通過脹圈與待提升罐壁的卡（承重塊），提升起來，進(jìn)行下圈壁板的組焊，然后將脹圈松開，降至已組焊壁的下部，再次脹緊、頂升，如此反復(fù)，直到最底一節(jié)壁板。DOCUMENTTITLEPROJECT:DOCUMENTNo.:

METHODSTATEMENTFORTANKINSTALLATIONABUDHABICRUDEOILPIPELINEHabshan-Fujairah30-99-90-1703

ProjectNo:E30153Page18of44Rev.4 DATE:25/11/2010RoofplateShellplateUpfixedplateHydraulicjackDownfixedplateHoistingpoleHoistingstandsupportBottomplate Hoisting

ExpansionringgantryfixturesFixedblockAdoptthemethodthat“theprogressiveassemblymethodwithouterandfullscaffolds”.采用外腳手架正裝法施工：Theperpendicularitydegreeandmoldingsizeoftankshouldbecontrolledstrictly,anditsworkingprocedure’flowisthat:preparation→bottomwainscotalignment→bottomwainscotassemblyredress,welding→filletweldassemblyandwelding→thesecondwainscotassemblyandwelding→wainscotweldingupwardsthreefloors→relevantcomponentassembly.角縫組對(duì)、焊接→第二壁板組對(duì)、焊接→第三圈及以上壁板組對(duì)、焊接→相關(guān)部件組裝。Constructionkeypoints:施工要點(diǎn)Distributehydraulicdeviceorchainsevenlyalongtheinternaltankwallscalculateanddeterminetheamountsaccordingtothemaximumweightoftankbodyaswellasitsstructure.Openthepreparedholeonthetopofthetankwhererightabovethepillarofeachhydraulicdeviceorelectricchainhoistsystem,thepreparedholecanbeclosedafterthetankproofupgraded.裝。DOCUMENTTITLEPROJECT:

METHODSTATEMENTFORTANKINSTALLATIONABUDHABICRUDEOILPIPELINEHabshan-Fujairah

ProjectNo:E30153Page19of44DOCUMENTNo.:

30-99-90-1703 Rev.

DATE:25/11/2010Alignexpansionringatthebottomoftopringtankwall,determinechannelsteelmodelexpansionringaccordingtocantilevertheory.在頂圈罐壁底部組對(duì)脹圈，脹圈槽鋼型號(hào)按懸臂梁理論確定。Assembleandadjustthehydraulicdeviceorchainssystem.組裝并調(diào)整電動(dòng)倒鏈提升系統(tǒng)。Weldtheboardingandlongitudinalseamofthesecondupperwallplate,settwoshiftinggroovestheboardingoftankwall,andpre-tightentheshiftinggroovewithchains.進(jìn)行上數(shù)第二圈壁板的圍板和縱縫組焊，罐壁圍板設(shè)兩道活口，活口處用導(dǎo)鏈預(yù)緊。Afterweldingexternaltopofthesecondupperwallplateatcollarextensionoflongitudinalseam,setstopplateonbothsidesat1.5mintervalalongthecircle,soastoaligncircumferentialweld.Starthoistsystemandmaketankroofandtopringwallplatecometoproperposition.Pre-tightenthesecondwallplategradually,alignspotweldingbypassingqualifiedcircumferentialadjustment,andthentakecircumferentialweldweldingaftersealing.1.5m電動(dòng)提升系統(tǒng)，使罐頂及頂圈壁板提升到位，逐漸將第二圈壁板活口收緊，調(diào)整環(huán)縫合格后組對(duì)點(diǎn)焊，封口完畢，進(jìn)行環(huán)縫焊接。Enclosethethirdringofwallplatebythesamemethod,weldtheexternalapertureoflongitudinalseam,setstopplateontheoutsideroof,fullyliftupthetankroofandthefirstandsecondringplates,alignandweldringseam.Also,repeatlikethisuntilthelastlayerofwallplate.板，環(huán)縫組對(duì)焊接。如此反復(fù)，直至最底一層壁板。AllH-shapedsteelshouldberemovedafterfinishingweldingallthetankshellandallthetoolsinsidethetankshouldbetakenawaythroughthemanhole.ifthetoolsaretoolargetobetakenawaythroughthemanhole,thenonepieceofthesteelboardofthebottomlayerofthewallplatesshouldnotbewelded,takeawaythetoolsthroughhere,afterthetoolsarealltakenaway,thenweldthelastpieceofthesteelboard.Finallyfinishweldingtheweldseamsbetweenthebottomlayerofthewallplatesandthetankbottom.壁板焊接完成后所有的H型鋼應(yīng)該移除，所有罐內(nèi)機(jī)具應(yīng)該通過人孔移到罐外，如果機(jī)具太大無法通過人孔移出，最底層壁板需留一張板縱縫不焊，待撤出倒裝機(jī)具后焊接最后這張壁板，最后完成壁板與底板的焊接。Techniquerequirements技術(shù)要求Theperpendiculardegreeandmouldablesizeoftankshouldbecontrolledstrictly,anditsworkingprocedure’flowisthat:preparation→bottomwainscotalignment→bottomwainscotassemblyredressDOCUMENTTITLEPROJECT:DOCUMENTNo.:

METHODSTATEMENTFORTANKINSTALLATIONABUDHABICRUDEOILPIPELINEPROJECTHabshan-Fujairah30-99-90-1703

ProjectNo:E30153Page20of44Rev.4 DATE:25/11/2010welding→thesecondwainscotassemblyandwelding→filletweldassemblyandwelding→wainscotweldingupwardsthreefloors→relevantcomponentassembly.上相應(yīng)構(gòu)件組裝。Assemblingwallplateswithacrane.壁板組裝，采用一臺(tái)汽車吊配合進(jìn)行圍板。Thetankbottomwainscotassembliesaccept.底圈罐壁組對(duì)：Thewainscotpositionmustbeconfirmedbeforelifting.Diameter’alignmentislong erthandesignmeansthat:尺寸，即放線半徑：R=RL+（N×B+△L）/（2π）+△RJItmeansthat：RL——academicradius,N——quantityofwainscots,B——weldgap,△RJ——influencebygradient,△L——errorbetweenactualperimeterandacademicperimeter其中：RL——理論半徑 N——罐壁板數(shù)量 B——焊縫間隙△RJ——坡度影響 △L——實(shí)際下料周長和理論周長的誤差Wallplates’innerandouterlinesbasedonthecenteroffoundationaredrawnwithamplificatoryradius,andeachplateshouldbeconfirmedaccordingtodrawings.Thedatumlineforinspectingisdrawnon100mminside.100mm處畫出檢查基準(zhǔn)線。DOCUMENTTITLEPROJECT:DOCUMENTNo.:

METHODSTATEMENTFORTANKINSTALLATIONABUDHABICRUDEOILPIPELINEPROJECTHabshan-Fujairah30-99-90-1703

ProjectNo:E30153Page21of44Rev.4 DATE:25/11/2010assemblydatumlineadjustabledowelbaffle mensuratetwopointseachplatemensuratetheradiusoffirstwallplateSpreadingplateisdonefromoilopeningwhenlifting.Inordertoconfinewains cot’situation,theinsideandoutsidetemporarybaffleswillspot-welded,whicharebasedonthedeterminateposition.Combinedtoolsareusedinconnectingplates.Itisokthatthegapiswithintheadjustablescopewhenitisdepositedaccordingtothedrawnline.在可調(diào)整范圍之內(nèi)就可以了。Whenalltheliftingiscompleted,clearanceofwainscotandverticalitycanbeadjustedgroupbyofplummetandadjusttools.