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1、METHODSTATEMENTFORMVCablePullingandInstallation中压电缆敷设施工方案CONTENTS目录1. .SCOPE32. DEFINITIONS33. HEALTHANDSAFETY34. OPERATION45. INSTALLATIONANDFIXATION46. RESPONSIBILITIES90 PROJECTMANAGER90SITEENGINEER100 FOREMAN100 SAFETYENGINEER110 TECHNICIANFROMSUPPILER110 STOREKEEPER127. MANPOWERREQUIRED128. MAT
2、ERIALSREQUIREMENTS129. EQUIPMENTSREQUIREMENTS1310. WASTEMANAGEMENT1411. SPECIALCONTROLMEASURES1412. SUPPORTINGDOCUMENTATION1413. DISTRIBUTION15!.SCOPE Thisproceduretoclearthemethodofthesupply,InstallationsandPullingofMVCable. ThisdocumentdetailsInstallationandPullingofMVCable: Preparationofwork. Del
3、iveryandinspectionuponarrivalofmaterialatsite. Installationofthesystem.2. DEFINITIONSPQP:ProjectQualityPlanPSP:ProjectSafetyPlanQCP:QualityControlProcedureHSE:Health,SafetyandEnvironmentMS:MethodStatementITP:InspectionTestPlanQA/QC:QualityAssurance/QualityControlEngineer.WIR:InspectionandTestRequest
4、MIR:MaterialVerificationRecord.3. HEALTHANDSAFETY StrictlyfollowedasperthemanufacturersHealthandSafetyrecommendationsforhandlinganduseofthematerials. Ensureallinvolvedpersonnelshallbeawareofthesame. Specificsafetymeasureshavetofollowasapplicable,andallthesafetymeasuresarecoveredseparatelyintheprojec
5、tsafetyplan.4. OPERATION MateriaI: MaterialusedW川beasapprovedbytheEngineer. ThesizesandroutesroutingwillbeaspertheapprovedShopDrawings. StOraandProtection: Delivercomponentspartstosite,completelyidentifiedinaccordancewithshopandcertifiedCADDrawingspreparedforthiswork. Storeinaccordancewiththemanufac
6、turersinstructions,aboveground,properlyprotectedfromtheweatherandconstructionactivities.5. INSTALLATIONANDFIXATION Pre-Installation: Allmaterialsanddocumentationrelevanttothisparticularsectionofworkswillbecheckedandverifiedensuringthatthesearecorrectandapprovedtype. Priortothecommencementofworks,ens
7、urethattheareasforpermanentinstallationareready,accessibleandinsuitablecondition.Excavation: PermittoWork(PTW)shallberaisedfortheexcavationclearlymentioningthelocationofwork,sizeofexcavationandlevels. Excavationsareashallbesurveyedandmarkedtothelinesandlevelsasshownonthedrawings. Theareaofexcavation
8、willbecordonedoffusingsafetydevices. EnsuretheworkingareaatanyconfinedspaceisfreefromanyHazardousGasbyproperGastestingusingtheGastestinginstrument. Materials: Notnecessaryfortheconstructionshallberemovedcarefullyandstoredneatlyforreinstatingaftertheconstructionworks. Thematerialreceivedfromtheclient
9、shallbestoredindesignatedareaofstore. Arrangementsshallbemadetoprotectagainsteffectsofweatherandenvironment. Pulling: Insulationresistanceofthecablesshallbecheckedbeforelayingcables. Afterthetest,theendofthecableshallbesealedtopreventtheingressofmoisture. 1.ocationofthepanels/equipmentshallbeidentif
10、ied. Cablesshallbelubricatedifbendsinconduitsareencounteredinaruntofacilitatedrawingin.Cablesmustnotbebenttoaradiusoflessthan12timestheoveralldiameterofthecable. Rollersmustbeusedwherecablesareinstalledinanopentrenchusingapullingropeandeye;cablerollersaretobeusedatfrequentintervalstosupportthecables
11、andmustneverbemorethan3metersapart. Therollersaretobeplacedsecurelytopreventmovement. Thepullingropemustbeequippedwithaswivelandbeattachedtothecablebyastockinggripwithpullingeye. Thecabledrumintendedforcablepullingshallbeidentifiedasperthatindicatedinthedrumschedule. Thecabledrumsshallbeun-packedand
12、placedonacableroller,asrequired. Cablelayingwillgenerallystartfromoneendoftheroutelengthoratanysuitablepoint,asnecessary. Dependingontheweightandsizeofthedrum,suitablesizeofthecablerollingshaft(Spindle)shallbeplacedinsidethecentralaxisofthedrum. Suitablejacksshallbeplacedfirmlyonthegroundandjackedup
13、toallowclearancefromthegrounddependingonthesizeofthecabledrum. Thedrumshallbeliftedbyrequiredequipmentandplacedonthejacks. Thecabledrumwillbecorrectlypositionedandthedirectionofcablepullingasindicatedbyarrowonthedrumshallbecomplied. Thecableshallbedrawnintothetrenchsmoothlywithaminimumofstopsandatan
14、averagespeedofbetween9-12metersperminute,toavoidirregularmovement. Termination: Terminationpointinsidethepanels/equipmentshallbeconsideredforsuitablesparelengthtobeleftavailableduringpullingofcabletermination. AftercuttingthecabletotherequiredlengththeterminationworkwillbeconductedasperADDCStandard.
15、 JointingandTerminationwillbecarriedoutasperADDCstandards.Alljointingandterminationworkwillbecarriedoutbytrainedtechnicians,experiencedinsuchworkfortheoperatingvoltageconcerned. Propercrimpingtoolsshallbeusedcompressiontypelugs.Allcablesaretobeterminatedusedglandsofpropertypeandsizeasperareaclassification. Theglandshallbeassembledstrictlyinaccordancewithmanufacturersinstruction,particularattentionbeingpaidtoensuregoodmechanicalandelectricalcontactbetweenpartwithoutexcessivestrainordistortionofcable. Theentirebodyofthecablemustenter