Rev3(950-960钢结构施工方案)

1、档案号FileNo：上海赛科石油化工有限公司90万吨/年乙烯装置900kt/aEthylenePlantofShanghaiSECCOPetrochemicalCo.LtdT1401&1501附塔管线吊装方案ExecutionStatementforPipingLiftingofT1401&1501编制：OriginatedBy:施工技术审核：Tech.ReviewedBy:质量保证审核.：QAReviewedBy:安全技术审核：HSEReviewedBy:审定：CheckedBy:批准：ApprovedBy:编制时间Date：2004-4-16中国石化集团第十建设公司上海化学工业区项目部ShanghaiChemicalIndustryParkProjectDepartmentofTheTenthConstructionCompanyofSINOPEC目次Index1.工程概况Generalintroduction......................................................................................。

2、........12.施工程序Constructionprocedure.........................................................................................13.施工准备Theconstructionpreparation.................................................................................24.工厂化预制Factorialprefabrication......................................................................................25.材料验收RawMaterialsAcceptance....................................................................................86.基础的验收与处理FoundationAcceptance。

3、andTreatment...............................................117.钢结构安装Structureerection..............................................................................................148.连接固定Connectingandfixing.........................................................................................169.防腐CorrosionPrevention...................................................................................................1810.安装质量检查与验收InspectionandAcceptanceofInstallationQuality.......................。

4、.1811.交工验收Handingover.....................................................................................................2012.HSE管理HSEManagement.............................................................................................2413.劳动力组织LaborForceOrganization..............................................................................2514.施工机具ConstructionEquipmentandTool.....................................................................2615.施工进度计划ConstructionSchedule...............。

5、................................................................26施工方案ExecutionStatementPage1of281.工程概况Generalintroduction1.1概述General上海乙烯裂解装置950/960管廊共有钢结构约1450吨，钢结构主要由H型钢柱和钢梁构成，节点的连接采用20MnTiB，10.9级摩擦型高强度螺栓连接，选用扭剪型高强螺栓。设计单位中国石化工程公司（以下简称SEI），监理单位齐鲁石化工程公司，我公司对钢结构进行工厂化预制，同时负责现场安装工作。Thereistotal1450tonssteelstructurefor950/960piperacksinShanghaiethylenecrackingplant.AllthemainsteelstructuresaremadeofH-shapecolumnsandbeams.20MnTiB10.9gradetwist-sheartypeofhighstrengthboltsisusedfortheconnectingofjoi。

6、nt.TheresponsiblecompanyfordesignisSINOPECENGNEERINGINCORATION(SEI)andtheresponsiblecompanyforsupervisionisQILUENGNEERINGCOMPANY.Wetenthconstructioncompanyareresponsibleforthefactory-prefabricationandthesiteerectionofthesteelstructure。1.2编制依据Reference（1）SEI提供的950/960管廊钢结构图纸及钢结构总说明；950/960steelstructuredrawingssuppliedbySEI;（2）《钢结构工程施工及验收规范》GB50205-2001；“Specificationforconstructionandacceptanceofsteelstructure”GB50205-2001;（4）《石油化工钢结构工程施工验收规范》SH3507-1999；“Specificationforconstructionandacceptanc。

7、eofsteelstructureforpetrochemicalindustry”SH3507-1999;（5）《钢结构高强度螺栓连接的设计、施工及验收规程》JGJ82-91；“Specificationfordesign,constructionandacceptanceofhighstrengthboltconnectionofsteelstructure”JGJ82-91;（6）赛科相关施工管理规定。TheSECCOrelatedrulesforconstructionmanagement.2.施工程序Constructionprocedure管廊钢结构的施工程序见图2-1.Theprocedureofconstructionforthesteelstructureseefigure2-1.施工方案ExecutionStatementPage2of28图2-13.施工准备Theconstructionpreparation3.1施工前技术准备Technicalpreparationbeforeconstruction（1）施工前参加由业主组织的设计交底会及图纸会审会，明确设计意。

8、图，了解施工注意事项。将设计存在的问题尽可能消除在施工之前。Takepartinthedesignturnovermeetinganddrawingscensorialmeetingorganizedbytheownertomakeclearofthedesignintentionsandtheconstructionnoticeitemsbeforeconstruction.Theexistingdesignproblemsshouldbegotridofbeforetheconstructionasmuchaspossible.（2）由责任工程师对参加施工的人员进行详细的技术交底。Theresponsibleengineercarriesoutthedetailedturnovertotheworkers.3.2施工机具准备Thepreparationoftheconstructionmachineandtools（1）机具使用计划详见表15-1。MachineandtoolsarrangementplanseeTable14-1.（2）施工现场达到“三通一平”。Obtaining。

9、3-availableand1-flatinconstructionsite4.工厂化预制Factorialprefabrication4.1图纸详细设计DetailedDesignDrawings补漆、涂面漆Repairandpaintingfinallayer施工准备Constructionpreparation材料、构件验收Materialsandsteelpartsacceptance基础验收Foundationacceptance现场组对assemblingonsite连接固定connectingandfixing钢结构检验Steelstructureacceptance吊装Lifting交工验收Handingover工厂化预制Factorialprefabrication施工方案ExecutionStatementPage3of28使用芬兰TeklaOy公司开发的、世界知名钢结构三维拆图软件——XSteel，进行绘制、出版与结构设计图样一致、更适于工厂化生产的钢结构构件加工详图（车间大样图）和材料清单。Wepreparethematerialsbillandthedetai。

10、ledmachiningdrawings（shopdetaildrawings）coordinationwiththestructuredesigndrawingsandmoresuitabletofactory-prefabricationwiththeworldfamous3Dsteelstructuredrawingsoftware——XSteeldevelopedbyFinlandTeklaOyCo.4.2下料cuttingoff根据详细设计的节点图、大样图及构件图，在板材或型材上进行1：1号料划线，保证尺寸精度。并根据工艺要求预留制作安装时的焊接收缩余量及切割、刨边和铣平等加工余量Markingontheplatesorsectionalbarshouldbeonthescaleof1：1accordingtothedetailedjointdrawings，detaileddrawingsandcomponentdrawingstoensuretheaccuratedimension。Otherwisetheweldingallowanceforshrinkageandthe。