卡特尔电缆敷设方案英文版.docx
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卡特尔电缆敷设方案英文版.docx
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卡特尔电缆敷设方案英文版
PreliminaryMethodStatement
TableofContents
Contents
1.INTRODUCTION
ThisProjectExecutionPlanfortheconstructionofGTC/644A/2014-ExtensionofDistributionNetwork(Phase6-PackageA)outlinesourproposedmethodologyforexecutingthework.
InaccordancewiththerequirementsofTenderdocuments,thisdocumentcomprisesthefollowinginformation:
Constructionphase
▪Organizationstructure,
▪ProjectPlanningandControlSystems,
▪Managementandcontrolofenvironmental,health&safetyImpactsandrisks.
▪Scheduleofprocurementandconstructionactivities,
▪Drawingscontrol,
▪Schedulecontrol,
▪Costcontrol,
▪Descriptivenarrativeoftheproposedprocurementandconstructionplansincludingbutnotlimitedtostrategy,constructionmanagementstructureandresponsibilities,criticalareasofwork,sequencesofevents,temporaryfacilities(offices.stores,lay-down,welfare&accommodation),constructionmethods,andmajorconstructionequipmenttobeutilized.Discussionshouldincludeplanforaspeedymobilization,worktobedonebysubcontractorsandabasiclogicdiagramIndicatingsequenceofwork.
▪ManagementofInterfaceswithothercontracts&contractors.(Ifany)
▪ManagementofInterfaceswiththeexistingoperationalfacilities.
▪Shipping,handlingandstorage
▪Controlofsubcontractors
▪QualityControlrequirements
1.1Objectives
OurobjectiveinexecutingthisprojectistomobilizesufficientresourcesandexertallrequiredeffortinordertoensurecompletionoftheProjectinaccordancewiththerequirementssetintheContractandwithinthetimeframesetintheTenderDocument.
1.2
EmphasisonQualityandSafety
Inpursuingtheaboveobjective,greatemphasiswillbeplacedonthequalityofdeliveredproductandHealth,SafetyandEnvironmentalissues.QA/QCandSafetysub-organizationsareincorporatedwithintheProjectOrganizationtodevelopandimplementrelevantprocedures.
2.
SCOPEOFWORK
InthissectionwehighlightthemajorelementsoftheScopeofWork,detailofwhichareclearlyoutlinedintheTenderDocuments.
ThescopeofworkcoversconstructionworksofGTC/644A/2014-ExtensionofDistributionNetwork(Phase6-PackageA)
InlinewithKahramaa’scommitmenttoprovidecustomerswithhighqualitywaterservice,thereisanurgentneedtoextenddistributionnetworktoDohaandtherapidlygrowingremotecommunitiesallovertheStateofQatar
ItisenvisionedthatifpipedwatersupplywillreachtheruralareasofMekaines,Duhail,BuGhawan(Shahaniya),Muaither,UmmGrainAlKhor,andotherareaslocatedallovertheStateofQatar,itwillsignificantlyreducethenumberofconsumersmostlydependentfromthedeliveryofwatertankers,resultingtoanefficientwatersupplyserviceintermsofqualityandsufficientservicepressure
Accordingly,KahramaaisurgentlyimplementingGTC644/2014-ExtensionofDistributionNetwork(Phase6)projectwhichisdividedintotwo
(2)separatepackagesdescribedasfollows:
PackageA:
GTC/644A/2014-ExtensionofDistributionNetwork(Phase6-PackageA)
WorksunderPackageAwillinvolvethesupply,construction,testingandcommissioningof196KMDIpipelinesofvarioussizes(rangingfrom100mmto1200mm)completewithnecessaryfittings,valves,firehydrants,airvalves,washouts,concretechambersandetc.coveringMekaines,Duhail,BuGhawan(Shahaniya)locationsandtootherareaslocatedalloverthestateofQatar
PackageB:
GTC/644A/2014-ExtensionofDistributionNetwork(Phase6-PackageB)
WorksunderPackageBwillinvolvethesupply,construction,testingandcommissioningof194KMDIpipelinesofvarioussizes(rangingfrom100mmto1200mm)completewithnecessaryfittings,valves,firehydrants,airvalves,washouts,concretechambersandetc.CoveringMekaines,UmmGrain(AlKhor),MuaitherandtootherareaslocatedalloverthestateofQatar
Package(A)Areas/Sites
1.ExtensionofDistributionMainsAssociatedwithMekainesRPS(Phase1)
2.ExtensionofDuhailRM2Pipelines&InterconnectionwithBaniHajrRM2
3.WaterSupplytoAnimalFarmsatBuGhawan(Shahaniya)-Zone80
4.ExtensionofDistributionNetworkto“OtherAreas
ExtensionofDistributionMainsAssociatedwithMekainesRPS:
Theprojectcoversconstructionofapproximately62Kmofpipelineswithsizesrangingfrom100mmØto900mmØDia.ofDIpipelines.TheworksisprincipallylocatedatMekainesAreaCoveringareasalongthelateralsofSalwaRoadbetweenAbuNakla&HazmAbel-JihhatZone82&84
TheSite
ExtensionofDuhailRM2Pipelines&InterconnectionwithBaniHajrRPS:
Theprojectcoversconstructionofapproximately9.3Kmofpipelineswithsizesrangingfrom100mmØto900mmØdiameterofDIpipelines.TheworksisprincipallylocatedatMekainesAreaCoveringareasalongthelateralsofSalwaRoadbetweenAbuNakla&HazmAbel-Jihh
TheSite
WaterSupplytoAnimalFarmsatBuGhawan(Shahaniya)-Zone80
Theprojectcoversconstructionofapproximately24.3Kmofpipelineswithsizesrangingfrom100mmØto400mmØdiameterofDIpipelines.TheworksisprincipallylocatedatBuGhawana(Shahaniya)withotherselectedfarmsatZone80
TheSite
ExtensionofDistributionNetworkto"OtherAreas
Thiswillcoversupplyandconstructionofapproximately100KmofDIpipelineswithsizerangesfrom100mmØto1200mmØasshowninTablebelow
3.PROJECTORGANIZATION
TheproposedprojectorganizationstructureindicateshowtheProjectManagementTeam(PMT)isorganized.ThePMTisgenerallybasedonsiteandfullydedicatedtotheProject.ThePMTislogicallydividedintotwomajorgroups:
ConstructionandTechnical.Herebelowisadescriptionofkeypersonsofthisorganization.
a)ProjectManager:
anauthorizedqualifiedprofessionalleadingtheoverallteameffortindeliveringthisprojectinaccordancewithContractrequirements.
b)ConstructionManager:
leadstheconstructioneffortonsiteandisin-chargeofthefollowingkeypersonnel:
i.SuperintendentRoads&Earthworks
ii.SuperintendentPiping
iii.SuperintendentStructures
iv.Surveyor
v.TemporaryWorksCoordinator
TheConstructionteamisfurthersubdividedintozone/functionsupervisiontosupporttheconstructionsequence.
c)TechnicalSuperintendent:
leadstheTechnical/Engineeringeffortsontheprojectandisin-chargeofthefollowingfunctions:
i.ConstructionCoordination
ii.ProductionofShopDrawingsandasbuiltdrawings
iii.Procurement
iv.Planningandreporting
v.Quantitysurveying
Theorganizationofactivitiesisbasedonthepremiseoflumpingallinterdependentactivitiesunderoneunitsuchthatinterfacingandcoordinationbetweenthevariousunitsiskepttoaminimum.SupportActivitiessuchassurveying,asphaltproduction,plant,rebarcuttingandbending,carpentryworkshop,screens,crushers,scaffoldingpre-cast,etcarealsogroupedinamannertominimizeduplicatedsupervisionandinterfacecoordination.
Findhereinafterdetailedprojectorganizationchartproposedfortheproject
4.MOBILIZATIONANDLOGISTICS
Wewillallowadequateperiodfromnoticetocommenceforourinitialandprimarymobilizationandinadditionduringthisperiod,preparetheinitialsubmittalsforlongleadmaterialduringtheearlystagesoftheproject.Weareplacingimportanceon"Key"suppliers/subcontractorsparticipatinginthisearlymobilizationperiodandwouldtherefore,motivatetheirearlyappointments.These,howeverarescheduledaspartofthesubmittals/approvalprocessesinconjunctionwithandinconsultationwitheachsubcontractappointmentduringthedevelopmentandpreparationontheContractMasterProgram,whichmustbesubmittedwithinaspecificperiodfromthenoticetoproceed
4.1TemporaryFacilities
Mobilizationwillbeinaccordancewiththecontractrequirementswherealltemporaryfacilitiesrequiredfortheexecutionofpermanentworksareputinplacewithinthemobilizationperiod
4.1.1OfficesForKAHRAMAAandKAHRAMAA'SEngineer
NewportableunitsshallbeprovidedfortheexclusiveuseofKAHRAMAAandKAHRAMAA'SEngineerwiththefollowingtypes:
-
Type2unit(A):
1Nos.
Type2unit(B):
1Nos.
OfficesshallbeHeatedandAir-Conditioned.
Engineer’ssiteofficeswillbefurnishedasspecifiedinthetenderdocuments.Allfurniture,fittingsandequipmentwillbenewandofhighstandard.
AcarparkfortwocarswillbeconstructedadjacenttoeachofficebuildingtoprovideshadedaccommodationforthesoleuseoftheEngineer'sstaff.
TheOfficeswillbeprovidedanderectedonsiteinalocationapprovedbyKAHRAMAAwithinonemonthoftheeffectivedateofthecontract
4.1.2Contractor'sSiteEstablishment
•TemporaryOffices
AfterobtainingapprovaloftheEngineer.TemporarybuildingswithsufficientAreaswillbeprovided,mentionedandremovedoncompletionofthework.
•WorkShops:
-
Thefollowingworkshopswillbeconstructedatthesite:
-
▪Rebarworkshop
▪MaintenanceworkshopforMechanicalandElectricalrepairsforbothequipmentandvehicles.
Allworkshopswillbeequippedwithnecessarytoolsandequipment.
•StorageAreas:
-
Openandcoveredstoreswillbeconstructedwithsufficientareasforthematerialrequiredtobestoredonthesite.
4.2TelephoneLines
Weplannedtoprovidethetemporarysitewithtelephonesuitablenumberoftelephonelinesandsets
4.3LightingandPower
Allarrangementswillbemadeforthesupplyanddistributionoftemporarylightingandpowertothesiteforallpurposesinconnectionwiththecontract
4.4Sewagesystem
Allnecessaryarrangementswillbemadeforthedisposalofsewagewaterincludingtheconstructionandinsta
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