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当前位置:首页 > 建筑/环境 > 工程监理 > 钢结构脚手架搭设方案
-1-CSPCNANHAIPETROCHEMICALSPROJECT中海壳牌南海石化ECU/LCIPROJECTECU/LCI装置ScaffoldingErectionProcedureforECU/LCISteelStructureECU/LCI钢结构安装脚手架搭设方案CT-CPFC-CNS-0018ChinaPetroleumFirstConstructionCorporation(CPFCC)中国石油天然气第一建设公司NO.DATEREVISIONBYCHK’DAPPRAJune2,2004IssuedforReviewLiYaSongYuejunYuXuegongBJuly6,2004IssuedforReviewLiuWeixiongSongYuejunYuXuegong-1-一、搭设原则BuildingPrinciple:确保施工作业人员的安全操作。在保证人身安全的情况下,考虑梁柱等吊装作业的通道和安装的方便性,以及脚手架搭设的简便。Ensuresafeoperationofconstructionpersonnel,andpursuetotheconvenienceofaccessofliftingactivities(beam,column,etc.),installationandscaffoldbuildinginitselfwiththepriorityofsafety.二、脚手架的搭设方式Buildingmethodofscaffolds:1、管廊、ECU钢结构管架吊装、安装搭设脚手架型式ThescaffoldtypeforliftingandinstallingsteelworkontheBenchandECUa.说明:钢结构地面成榀,在榀的两侧绑扎铝合金梯子,在榀的顶梁上面安设生命绳(14mm)挂搭安全带。a.Note:thesteelstructureisassembledasoneunitontheground;laddersofaluminumalloyarefixedonthetwosidesoftheassemblingunit;andsafetyropeissetonthetopforsafetyharness.b.梯子搭设和生命绳安设具体型式:Thebuildingtypeofladderandsafetyropeisasfollows:2C.榀型钢构吊装就位后,使用4根封绳拉紧(若需要,加设倒链),进行找正和固定。c.Straightenandfixtheassemblingunitwithfourwindropesoncompletionofplacement,ifnecessary,sethoistingblock.d.生命绳扣(1.5m、2m长)单独制作,作为挂搭安全带使用(当安全带挂绳直接挂搭横梁不够长时使用)。当横梁间距大于3m时,每根横梁上面仍使用生命绳(虚线)。d.Fabricatesafetyropeandbuttonwithdimensionof1.5m×2mseparatelyforsafetyharness,specifically,whenthesafetyharnessisnotlongenoughtohangonthebeam.Whenthespacebetweenverticalbeamsismorethanthreemeters,italsowillbeused.(Dotline)生命绳扣生命绳防坠落器防坠落器32、高空地脚螺栓处,沿混凝土梁搭设操作平台的型式:Buildingtypeofplatformalongconcretecolumnontheanchorboltatheight:3、焚烧炉混凝土框架内梯子、平台施工脚手架搭设型式:Scaffoldbuildingtypeofladderandplatformintheconcreteframeofincinerator:a.离地面不高的脚手架:由地面往上直接搭设或采用人可搬动式组架。Forthescaffoldrelativelylowofftheground,builditfromthegrounddirectlyoradoptthemovableframe.b.离立柱近,在立柱周围的脚手架型式,以抱箍的方式往外延伸,具体型式如下:b.Forthescaffoldclosetocolumns,builditbyhoopingthecolumnandexpandingoutside.Thebuildingtypeisasfollows:立柱抱箍脚手架搭设平面布置简图4c.横梁下操作平台脚手架搭设,以吊蓝的方式进行搭设,搭设型式如下:Fortheplatformscaffoldunderthebeam,builditassuspendedbasket.Thebuildingtypeisasfollows:4、焚烧炉混凝土框架顶(EL20700)以上钢结构吊装、安装搭设脚手架型式:Scaffoldbuildingtypeforliftingandinstallingsteelworkontheconcreteframeofincineratora.说明:钢结构地面成榀,在榀的两侧绑扎铝合金梯子,在榀的顶梁上面安设生命绳(14mm)挂搭安全带。a.Note:thesteelstructureisassembledasoneunitontheground;laddersofaluminumalloyarefixedonthetwosidesoftheassemblingunit;andsafetyropeissetonthetopforsafetyharnessb.梯子搭设和生命绳安设具体型式:Ladderbuildingtypeandsafetyropesettingtypeisasfollows:横梁吊蓝操作平台脚手架搭设立面布置简图5注:钢柱插入钢筋笼内的部分,搭设铝合金梯子时,应预留插入部分的长度。Note:remaininsertedlengthwhenbuildingladderofaluminumalloyforthepartwheresteelcolumninsertsrebarcagec.生命绳扣(1.5m、2m长)单独制作,作为挂搭安全带使用(当安全带挂绳直接挂搭横梁不够长时使用)。当横梁间距大于3m时,每根横梁上面仍使用生命绳(虚线)。C.Fabricatesafetyropeandbuttonwithdimensionof1.5m×2mseparatelyforsafetyharness,specifically,whenthesafetyharnessisnotlongenoughtohangonthebeam.Whenthespacebetweenverticalbeamsismorethanthreemeters,italsowillbeused.(Dotline)5、护拦搭设Guardrailbuilding:所有操作平台均搭设:带防物件坠落踢脚板的护拦保护,其具体型式如下:生命绳生命绳扣防坠落器防坠落器6Foralltheplatforms,theguardrailwithtoe-boardincaseoffallingisbuiltasfollows:三、临时斜梯的搭设型式:Buildingtypeoftemporaryinclinedladder钢结构的安装,由下往上,先梯子后平台。如果没有工程上使用的正式梯子,需要上高到操作平台时,采取搭设防护斜梯。其型式如下:Thesteelstructureisinstalledfromdowntoupwithladderfirstandthenplatform.Ifnoformalladderisfurnishedonthestructure,temporaryinclinedladderwillbeinstalledduringthedurationofworkingonthehighplatform.Thetypeisasfollows:四、脚手架搭设时,对成品的保护措施:Protectivemeasuresonproductsduringthedurationofbuildingscaffolds踢脚板护拦型式立面简图踏板平台钢跳板由钢跳板和踏板搭设的斜梯简图7为了保护混凝土柱梁、钢柱梁油漆,在梁柱上作为固定支点的脚手架绑扎位置,采用麻袋隔离的方式进行保护。Thepositiononthebeamwherescaffoldsaretiedwillbeprotectedbygunnyclothinordertoprotectthecoatontheconcretecolumnandsteelcolumn.五、钢结构施工工艺流程:Constructionarrangementofsteelstructure1、LCI部分:LCIEL+20700以下斜梯(由下往上安装)→EL+11200平面→EL+12900平面→EL+15200平面→EL+17700平面(结合设备安装)→EL+20700平面(结合设备安装)→EL+20700平面以上钢结构InclinedladEL+20700der(installfromdowntoup)below–planeatEL+11200—planeatEL+12900—planeEL+15200—planeatEL+17700(combinedwithequipmentinstallation)--planeatEL+20700(combinedwithequipmentinstallation)—steelstructureaboveEL+20700EL+20700平面以上钢结构施工工艺流程:SteelstructureconstructionarrangementaboveEL+20700地面组装成榀→吊装榀→安装连接梁→安装斜梯→从下往上(EL+25800、EL+30500、EL+34000、EL+36700)安装平台Assemblingunitsontheground—liftingassemblingunits--installationofconnectingbeam--installationofinclinedladder--installationofplatformfromdowntoup.(EL+25800、EL+30500、EL+34000、EL+36700)2、ECU部分:ECUEL+23250以下斜梯(由下往上安装)→EL+9500平台及走道→EL+125008平面→EL+16500平面→EL+19500平面→EL+20300走道→EL+23250平面→EL+23250平面以上钢结构InclinedladderunderEL+23250(installationfromdowntoup)—platformandwalkwayatEL+9500—planeatEL+12500—planeatEL+16500—planeatEL+19500—walkwayatEL+20300—planeatEL+23250—steelstructureaboveEL+23250EL+23250平面以上钢结构施工工艺流程:ConstructionarrangementofsteelstructureaboveEL+23250地面组装成榀→吊装榀→安装连接梁→安装斜梯→从下往上(EL+26350、EL+29400、EL+34000、EL+36700)安装平台Assemblingunitsontheground—liftingassemblingunits--installationofconnectingbeam--installationofinclinedladder--installationofplatformfromdowntoup.(EL+26350、EL+2
本文标题:钢结构脚手架搭设方案
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