ENGLISH 加筋土挡土墙施工方法陈述2011.12.21

'SriLankaColombo-KatunayakeExpressway(CKE)ProjectMethodStatementforReinforcedEarthRetainingWallConstructionCKE/CST/MS-510ACHINAMETALLURGICALGROUPCORPORATIONISSUEREVISIONDATEPREPAREDBYAPPROVEDQAMPCECRADraft21stDec,2011CuiSongmingL.A.GunawardhanaZhangQiDongHePing Contents1.0Objective12.0ScopeofApplication13.0DocumentsforReference14.0Responsibility15.0DetailedConstructionMethod25.1MainMaterialQualityRequirement25.2EquipmentandLabour35.3RetainingWallConstructionWorkmanship45.4ReinforcedEarthRetainingWallConstructionforeverysectionof50-100m65.5InsepctionandTestingPlan115.6ReinforcedEarthRetainingWallQualityControlStandards126.0SafetyandEnvironmentManagement137.0QualityRecordDocument/Result138.0Appendix13Appendix1：RetainingWallConstructionInspectionandTestPlan21CKE/CST/MS-510(Rev.A)Page1of1IssueA,IssuedforER’sReview MethodStatementforReinforcedEarthRetainingWallConstructionCKE/CST/MS-510A1.0ObjectiveTheobjectiveofthismethodstatementistoprovideadetailedguidanceforhowtocontroltheconstructionofReinforcedEarthRetainingWallsoastoensuretheconstructionofReinforcedEarthRetainingWallcouldbefulfilledsystematically,correctlyandeffectively.2.0ScopeofApplicationThismethodstatementisapplicablefortheconstructionofallReinforcedEarthRetainingWallswithinthescopeofCKEProjectContract.3.0DocumentsforReferenceDesignDrawingsConcurredbyERforReinforcedEarthRetainingWallConstruction、Clause6ofJTGF80/1—2004CKE/PQP/01-ProjectQualityPlanCKE/ITP/01-ProjectInspectionandTestPlanCKE/SMP/01-ProjectSafetyManagementPlanCKE/EMP/01-ProjectEnvironmentManagementPlan4.0ResponsibilityConstructionManager（CSM）：Responsibleformanagingoverallsiteconstruction,quality，environmentalandsafetyissuesandensuresalltheconstructionteamstooperateinaccordancewiththeconstructionplan,andapprovedMethodStatement.SiteEngineer(SE)：ToensureeffectiveimplementationofMethodStatementandtogivetechnicalinstructionstimelyatsiteandfillalltheformsregardingtechnical,qualitycheck,recordsandinspectionspreadsheetsandcarryouttherectificationstoissues.CKE/CST/MS-510(Rev.A)Page22of1821IssueA,IssuedforER’sReview Foreman:SpecificlyresponsibleforsectionalconstructionimplementationoftheReinforcedEarthRetainingWallconstructionsoastoensureconstructionprocess&controlwillbecarriedoutinaccordancewiththisMethodStatement.QualityAssuranceManager（QAM）：ReviewandapproveMethodStatement，responsibleforcheck，acceptanceofqualityHoldingpointsandreleasethemduringtheconstruction,ensureconstructionworksequenceandqualitymeettherequirementsofcodesandstandards,processcontrolconformstotheProjectQualityPlanandInspectionandTestPlan.QualityEngineer/QualityInspector（QE/QI）:Supervisetheconstructionprocessandqualitycontrol,andresponsibleforqualityinspectionandacceptance.SafetyManager（SM）：Superviseandimplementvariousconstructionsafetymeasuresandtakeactiontorectifyexistingproblems,ensureallthevarioussubworkstobecarriedoutstrictlyinaccordancewiththeSafetyManagementPlanfortheProject.EnvironmentalManager（EM）：Superviseandconductvariousconstructionenvironmentalprotectionmeasuresandurgerectificationofexistingproblems,ensureallthevarioussubworkstobecarriedoutstrictlyinaccordancewiththeEnvironmentalProtectionManagementPlanfortheProject.Alistofnamesforeachfunctionaboveforallwallsections:CSM:Mr.LihangSE:Mr.FenganForeman:Mr.JiayanmingQAM:Mr.L.A.GunawardhanaQE/QI:Mr.SiriraSM:Mr.MadingEM:Mr.Udaya5.0DetailedConstructionMethod5.1MainMaterialQualityRequirement5.1.1GeogridQualityRequirementGeogridqualityshallcomplywiththedesignrequirements.GeogridqualitycertificateCKE/CST/MS-510(Rev.A)Page22of1821IssueA,IssuedforER’sReview willhavetobeapprovedbyER.5.1.2FillingMaterialQualityRequirementFillingmaterialofreinforcedretainingwallshallcomplywiththedesignrequirements.SeasandwillhavebeenapprovedbyER.5.1.3BlocksQualityRequirementThereinforcedearthblockswallshallbeproducedinaccordancewithMS-212A,andpasstheacceptance.5.2EquipmentandLabour5.2.1EquipmentDistributedforEachWorkingSectionMainMachineryandEquipmentAllocationTableforeverysectionof50-100m，constructionrateofwallfaceis9m2(120pieces)perdayTable1No.MachineTypeQty.Remarks1BackhoeorJCB1Drainditch,foundationpitexcavation2Carpenterequipment4Usedforfoundationformworkprocessing3Truckmixer4Concretetransportation4Loader(3m3)1Concretetransportation5Pokervibrator(5cm)3Concretetransportation6Dumptruck(10m3)4Fillertransportation7Dozer1Fillerlevelling8Grader1Fillerlevelling9Waterpump(4.8KW)/bowser(12tons)1Wateringforfiller（ifnecessary）10WateringPipe200mAstheactualneedtoadjust11Minicompactor1FillerrollingCKE/CST/MS-510(Rev.A)Page22of1821IssueA,IssuedforER’sReview 12Vibratorycompactor1Fillerrolling13Platevibratingtamper1Usedforfillerrolling1minsidetotheretainingwallblocks14Levelbar(0.5m)1Checkthesmoothnessofthewall15Rubbermallet1Ajusttheblocksofthewall16Plumbbob1ChecktheVaticalityofthewallThequantity,modeloftheequipmentscouldbeallocatedoradjustedastheactualsituationandworkingquantities（ifnecessary）.5.2.2Labourdistributionforeachworkingsection：QI-1personForeman-1personCarpenter-4personsElectrician–1personPumptruckdriver-1personvibrationworker-3personsdozeroperator-1personGraderoperator-1personExcavatororJCBoperator-1personrollerdriver-2personsVehiclereversingcontroller-1personDumptruckdriver-4personsworker-10persons5.3RetainingWallConstructionWorkmanshipCKE/CST/MS-510(Rev.A)Page22of1821IssueA,IssuedforER’sReview ReinforcedEarthRetainingWallConstructionFlowChartConstructionpreparation(Settingoutetc.)MSapprovedSubbasetreatment(ifnecessary),DCPtest(inaccordancewiththedrawings)FoundationformworkerectionNQE/QAMinspectforqualifiedornot?(HoldPoint)YC20concretingBlocksinstallation,filling&compactionNQE/QAMinspectandtestforqualifiedornot?(HP)YInstallationofgeogridNQE/QIinspectforqualifiedornot?(HP)YRepeattheaforesaidprocedureCKE/CST/MS-510(Rev.A)Page22of1821IssueA,IssuedforER’sReview Nextprocedure5.4ReinforcedEarthRetainingWallConstructionforeverysectionof50-100mIfthereinforcedearthretainingwallisrequiredatbothsidesofsubgrade,thentheywillbeconstructedsimultaneously;ifretainingwallisonlyatoneside,thentheretainingwallatthatsidewillbecarriedoutalongwiththeembankmentslopeattheothersidetoensurethewholebreadthsynchronization.Forthecurvesectionconstructionwillbecarriedoutinsmallsections,thesectionlengthisdependonradiusofthecurve,casebycaseitwillbehandled.5.4.1RetainingWallSubbaseTreatmentSetoutthesidelinefortheretainingwallandgridlocationsinaccordancewiththeconcurreddrawings,andpositionedthemwithstakes,every10monestake(basedoncurvature,ex.3+209-5m).Theconcretefoundationareaofretainingwallshallbecleanedandproperlyleveledandtamped.Unsuitablematerialatfoundationsoilshouldberemoved(ifnecessary)andthedepthremovedcanbespecifiedaccordingtothesitesituation.Ifnecessary,thetemporarydrainwillbeprovided.DCPtest（≥150Kpa）willbetakeninaccordancewiththerequirementoftheapproveddrawingspriortoC20baseconcreting.Settlementplateswillbeinstalledaccordingtotheapprovedsofttreatmentdrawings.ThesketchofretainingwallfoundationanddrainageditchispresentedinFigure1.CKE/CST/MS-510(Rev.A)Page22of1821IssueA,IssuedforER’sReview Figure1Sectionalviewforretainingwallfoundationanddrainageditch5.4.2C20ConcreteFoundationConstructionofReinforcedRetainingwallErecttheconcretefoundationformworkinaccordacewiththeconcurreddrawingrequirement.QIorQEwillinspecttheformworkerectionaheadofpouring,andthencouldproceedtoconcreting.LoaderwillbeadoptedforC20concretefoundationpouring(othersuitablemachinecouldbechosenastheactualsituationaswell),thenpokervibratorwillbeusedtomakemanuallyvibration.Theconcreteslumpshallbecontrolledbetween30-50mm.Onegroupstandardcuringtestcubeshallbekeptforeachconcretingshift.2additionalexpansionjoints10mm(wide)*6mm(deep)willbesetonthefoundation15.6mmlongin-betweensettlementjointstopreventcrack.5.4.3FoundationformworkstrippingAftercompletingC20concretefoundation,theformworkcouldberemovedunderconditionthattheconcretestrengthisenough(4hours)withoutharmingthefoundationsurfaceandedges.5.4.4LayingandstorageofblocksBeforelayingofblocks,blocksshallbecheckediftheyarequalified(standarddimension)ornot,storagethequalifiedblocksatsamelocationandseparatetheunqualifiedones.Placefurthercoursesaspertheconcurreddrawingsensuringtheyarepushedfullyforwardandaresquarewiththepreviouscourse.Everycourseofblocksshouldbecheckedforhorizontalandverticalalignmentandthelineandlevelofthewalloverallcheckedevery3rdcourse.Anyadjustmentnecessarymaybemadeusingribscutfromthegeogrid/cementmotarorapprovedshimsandtrimming/grindingexcessheights,placedinbetweenblocks.5.4.5GeogridPlacingandFaceInstallationCKE/CST/MS-510(Rev.A)Page22of1821IssueA,IssuedforER’sReview （a）Cutthegridfromtherolltoachievedesignedlengthasaminimumandcuttoleave50mmawayfromtransversebar(acrossthefullwidthoftheroll).Donotcutthembacktothetransversebar.RefertotheSketchasbelow.（b）Removealldebrisfromthetopofthefacingunitsusingabrush.（c）Placethepreparedendofthegridovertherebateintheblock&locatethemouldedconnectorsaroundthetransversebar.Ensurethateachapertureofthegeogridiscoveredbyaconnector.Theconnectorsshouldbesplitwherenecessary.（d）Positiontheassemblyneatlyintotherebatewiththetrimmedribstowardstheface.（e）Repeatthisprocedureforthewholecourseensuringthatadjacentlengthsofgridareabuttedatthewallface.（f）Onceagain,ensuringalldebrisisbrushedaway,placethenextcourse(precastblocksarenowusedrightuptothecopingcourse).Theyshouldbeplacedstretcherbond&arrangedsothatthedownstandispushedupagainstthefrontoftherebateinthelowerunit.Theprecastblockswillbecutbymachinetomaintainthestrencherbond.（g）InstallingofasettlementplateasperconcurredSGTdrawings.(h).Pullthegridsothatthemouldedgridconnectorsareupagainsttherearoftherebate.(i).Insertthetensioningbeam(rebarorwoodenrod)orothermethodoftesionbeamthroughtheaperturesatthefreeendofthegrid&applyaloadsufficienttoremoveanyslack.RefertoFigure2,Figure2onlyforreference.Thelengthforeverysectionwillbeadoptedinaccordancewiththeconcurreddrawings.(j).Theplumbbobwillbeusedtocontrolthewalltiltduringtheinstallationoftheblocks.CKE/CST/MS-510(Rev.A)Page22of1821IssueA,IssuedforER’sReview Figure2Layoutoftensionbeam5.4.6FillingandCompaction(a).Installa400mmthicknessofsize20-40mmcrushedstonebehindtheface.Apieceofgeotextilewillbeusedtocoverthefiller(crushedstone)topreventerosion,refertoFigure3.Figure3LayoutofgeotextileCKE/CST/MS-510(Rev.A)Page22of1821IssueA,IssuedforER’sReview (b).Whilstmaintainingtension,placealayeroffillonthegridwhichissufficienttoretainitinpositionwhentheloadisreleased.Thenreleasethetension&removethebeam.(c).Fillshouldbeplacedbyplantsuchasanexcavatorbucketordozerwithanopeningbucket,whichcausesthefilltocascadeontothegrids.Plantusedtoplacefillshouldbekeptatleast2mawayfromtheface.Useavibratingplatecompactororvibratingrollerwithamasspermeterwidthlessthan1300kgandatotalmasslessthan1000kgwithin2moftheface.(d)Thegeogridwillbefoldedover,thenplaceandcompactfill,keepingrequiredcoursesabovethefilluntilthetopofthestructure.Compactionshouldalwayscommencenearestthefacingunits,workingawaytowardthefreeendofthegrid.Anylengthsofgridfittedintothewallfaceabovetheleveloffillshouldbetemporarilyfoldedoverthetopofthewalltoprovideafreeworkingarea.RefertoTable2foractualinspecteditemsofarea1minsidetothewall,andthecompactiondegreeofareaundergeogridisrequired96%,otherpartsisrequiredassameasthestandardinsubgradecompactionregulation..ActualInspectedItemsofRinforcedEarthRetaingWallBackFillingTable2ItemInspectionitemSpecifiedvalueorallowabledeviationInspectionmethodandfrequency1Compacriondegreeofarea1minsideofwall(%)90Oneplaceateachsegmentcompactedlayer,andcannotbelessthanone.21moutsideofwall96LaboratoryshallbeinformedbySEforcompactiondegreeinspection,andQEorQIshallbethereforwitnessandinspection.5.4.7DrainpipeLocationConstructionTheholeswillbemadeintheblocks,Φ12barswillbeputinsideoftheholes,thentheepoxyadhesivswillbeusedtofilltheholes.ThedrainpipeshallbeinstalledCKE/CST/MS-510(Rev.A)Page22of1821IssueA,IssuedforER’sReview simultaneouswiththeblocksofthewallaccordingtotheconstructiondrawings,refertoFigure4.5.4.8DrainDitchConstructionDrainditchshallbeconstructedastheconcurredconstructiondrawings.Figure4Detailactualconfigurationofblocks5.4.9CollisionProtectionWallConstructionThevariableheightoflongitudinalbeamtoppingbelowtheanti-crashbarrierswillbeconstructedsectionbysectionaccordingtoapproveddrawingsandtheactualheightofeverysectionoftheretainingwall.RefertoFigure5.Thecollisionprotectionwallmethodwillbeseparatelyprepared.5.5质量控制标准InspectionandTestingPlanQualityguarantee,holdpoint(H),witnesspoint(W)refertotheInspectionandTestingPlan(Annexure1)ProcesscontrolshallbeconductedbyQIandwitnessedbyQEtoensuretheconstructionqualityofreinforcedearthretainingwallreachestherequirementsofdrawingandspecification.CKE/CST/MS-510(Rev.A)Page22of1821IssueA,IssuedforER’sReview Figure5Constructionforlongitudinalbeamtopping详见JTGF80/1—2004第9章9.8.2节，表9.8.2：序号检查项目规定值或允许偏差检查频率(方法)1△混凝土强度（Mpa）在合格标准内混凝土试验报告2高度(mm)+5，-10尺量：检查3个断面3宽度(mm)±304△顶板厚明涵+10，-0尺量：检查3-5个断面暗涵不小于设计值5侧墙和底板厚(mm)不小于设计值尺量：检查3-5个断面6平整度（㎜）52m直尺：每10m检查2处×3尺5.6ReinforcedEarthRetainingWallQualityControlStandardsDetailsrefertoSection6.4Chapter6JTGF80/1—2004Table:6.4.2-1Tendon(geogrid)Table1CKE/CST/MS-510(Rev.A)Page22of1821IssueA,IssuedforER’sReview ItemInspectionitemRegulatedvalueortheallowabledeviationCheckmethodandfrequency1LengthofgeogridNolessthanthedesignRulermeasure:check5pieces(strands)every20m2JointsofgeogridsandblocksMeetsthedesignrequirementsVisualinspection:check5placesevery20m3GeogridspavingMeetsthedesignrequirementsVisualinspection::check5placesevery20mDetailsrefertoSection6.4Chapter6JTGF80/1—2004Table:6.4.2-4BlocksinstallationTable2Itemno.InspectionitemRegulatedvalueortheallowabledeviationCheckmethodandfrequency1Designtopelevationofblocksofeverylayer(mm)±5Waterlevel:spotcheck3setsofblocksevery20m2Displacementfromhorizontalalignment(mm)3Ceilingline,rulermeasure:measure3placesevery20m3Facevaticality(%)+0,-0.5%Ceilingverticalline:check3pointsevery20m6.0SafetyandEnvironmentManagement1)SafetymanagementreferstoSafetyManagementPlan2）EnvironmentmanagementreferstoEnvironmentManagementPlanCKE/CST/MS-510(Rev.A)Page22of1821IssueA,IssuedforER’sReview 7.0QualityRecordDocument/ResultNo.：QR012FieldQualityInspectionReportSheetofReinforcedRetainingWallStrand（geogrid）No.：QR014FieldQualityInspectionReportSheetforPanelInstallationofReinforcedRetainingWallNo.：QR016FieldQualityInspectionReportSheetforWallBackFillingWorksNo.：RQN50ConcretePouringRecordSheetOtherrecordsrefertoMS-303E.8.0AppendixAppendix1：ReinforcedEarthRetainingWallConstructionInspectionandTestPlanSriLankaColombo-KatunayakeExpressway(CKE)ProjectFieldQualityInspectionReportSheetofReinforcedRetainingWallStrand（geogrid）DocumentNo.：TableNo.：QR012WorkstitleConstructionDateChainageandLocationInspectionDateBasicrequirementsItemNo.RequestedContentsInspectionComments1Sub-clause6.4.1.3ofJTGF80/1-2004Strand（geogrid）qualityandspecification、quantity2Sub-clause6.4.1.4ofJTGF80/1-2004Strand（geogrid）installationrequirementsMeasuredItemsItemNoInspectionItemsSpecifiedValueorAllowableDeviationInspectionResults(Measuredvalues)Remarks1Lengthofstrands（geogrid）NotlessthandesignvalueCKE/CST/MS-510(Rev.A)Page22of1821IssueA,IssuedforER’sReview 2Connectionbetweenstrands（geogrid）andblocksInlinewithtensardesignrequirements3Strands（geogrid）pavingInlinewithdesignrequirements(Table1)Inspectioncomments/conclusionsQAMDateQualityEngineerDateConstructionPrincipalDateFieldEngineerDateSriLankaColombo-KatunayakeExpressway(CKE)ProjectFieldQualityInspectionReportSheetforPanelInstallationofReinforcedRetainingWallDocumentNo.：TableNo.：QR014WorkstitleConstructionDateChainageandLocationInspectionDateBasicrequirementsItemNo.RequestedContentsInspectionCommentsMeasuredItemsItemNo.InspectionItemsSpecifiedValueorAllowableDeviationInspectionResults(Measuredvalues)Remarks1Designelevationattopofeveryblockslayer(mm)±5CKE/CST/MS-510(Rev.A)Page22of1821IssueA,IssuedforER’sReview 2Axisdeviation(mm)33Verticaldegreeorslopeofblocks+0，-0.5%InspectionConclusionQAMDateQualityEngineerDateConstructionPrincipalDateFieldEngineerDateCKE/CST/MS-510(Rev.A)Page22of1821IssueA,IssuedforER’sReview SriLankaColombo-KatunayakeExpressway(CKE)ProjectFieldQualityInspectionReportSheetforWallBackFillingWorksDocumentNo.：TableNo.：QR016WorkstitleConstructionDateChainageandLocationInspectionDateBasicrequirementsItemNo.RequestedContentsInspectionComments1Sub-clause6.6.1.1ofJTGF80/1-2004Materialrequirementforwallbackfilling2Sub-clause6.6.1.2ofJTGF80/1-2004Thewallbackfillshallbeeffectivelyoverlappedwiththecutandfillsubgrade,setterraceforlongitudinaljoint3Sub-clause6.6.1.3ofJTGF80/1-2004Wallbackfilledinlayers,eachlayershallbesmoothwithsuitableroadcrownMeasuredItemsItemNo.InspectionItemsSpecifiedValueorAllowableDeviationInspectionResults(Measuredvalues)Remarks1Degreeofcompactionwithin1mfromthewall(%)90SeetableCKE/LAB/SI/02/21mawayfromwall96InspectionConclusionCKE/CST/MS-510(Rev.A)Page22of1821IssueA,IssuedforER’sReview QAMDateQualityEngineerDateConstructionPrincipalDateFieldEngineerDateSriLankaColombo-KatunayakeExpressway（CKE）ProjectConcretePouringRecordSheetDocumentNo.:FormNo.：RQN50ProjectNamePouringdatePouringlocationDesignedstrengthgradeWeatherOutdoortemperatureConcretemixingmethodCommercialconcreteSuppliedbyConcretestrengthNo.ofmixdesignMixratioMaterialcompositionofpercubicmeterconcrete(kg)Slump（mm）Cement（kg）Flyash（kg）Aggre-gate（kg）Seasand（kg）water（kg）additive(kg)Measuredslump(mm)Completedpouringquantity(m3)CompletedpouringtimeTestcuberetentionTestcubeundersamecondition（sets）Testcubeunderstandardcuring（sets）IssuesandresolutionduringpouringofconcreteCKE/CST/MS-510(Rev.A)Page22of1821IssueA,IssuedforER’sReview QualityinspectorDateSiteengineerDateSriLankaColombo-KatunayakeExpressway（CKE）ProjectConcretePouringHoldPointProcedureSheetDocumentNo：FormNo.：510A(1)ProjectName:InspectionDate/TimeChainage,LocationStructureElmentCocreteClassItemNo.HoldPointReleasingControlContentInspectionResultYN1Whetherthefoundationbearingcapacity(≥150Kpa)isqualifiedornot?2Whethercement,sand,stone,admixturearequalifiedacceptedornot?3Whethermixproportioniscorrectornot?4Whetherslumpiscompliedwithmixproportionornot?5Whetherformworksandsupportsarestableornot?Locationsarecorrectornot?Rectificationrequirements：CKE/CST/MS-510(Rev.A)Page22of1821IssueA,IssuedforER’sReview HoldpointtobepermittedforreleasingHoldpointnottobepermittedforreleasingQualityEngineerName:Signature:Position:Date:QAMName:Signature:Position:Date:SriLankaAirportExpressway(CKE)ProjectProcedureControlFormforHoldingPointReleasingSubgradeLayer-By-LayerFillingCompletionDocumentno.：Formno.：510A(2)WorknameInspectiondateSectionItemControllingcontentofreleasingholdingpointInspectioncommentsYesNo1Whethersubgradefillermeetthedesigndrawing,constructionspecificationandmethodstatementrequirementornot?2Whetherdegreeofcompactionoffilledsubgrademeetconstructionspecificationandmethodstatementrequirementornot?3Whethereachfilllayerthicknessofsubgrademeetthemethodstatementrequirementornot?4Whethersubgradewidthandverticalelevationmeetthedrawingrequirementornot?5Therequireddocumentshavebeenapproved?Rectificationrequirement：ReleaseholdpointNotreleaseholdpointCKE/CST/MS-510(Rev.A)Page22of1821IssueA,IssuedforER’sReview QEName：Position：Signature：Date：QAMName：Position：Signature：Date：SriLankaAirportExpressway(CKE)ProjectProcedureControlFormforHoldingPointReleasingGeogridandBlocksInstallationDocumentno.：Formno.：510A(3)WorknameInspectiondateSectionItemControllingcontentofreleasingholdingpointInspectioncommentsYesNo1whetherthelengthandtypeofthegeogridmeetthedeisgnrequirement?2whetherthegeogridwasplacedinaccordancewithdrawings?3whetherthegeogridmaterialhasbeenconcurredbyER?4whethertheinstallationofblockscomplywithrequirementofspecificationandmethodstatement?Rectificationrequirement：CKE/CST/MS-510(Rev.A)Page22of1821IssueA,IssuedforER’sReview ReleaseholdpointNotreleaseholdpointQEName：Position：Signature：Date：QAMName：Position：Signature：Date：CKE/CST/MS-510(Rev.A)Page22of1821IssueA,IssuedforER’sReview 装中冶集团斯里兰卡机场高速公路(CKE)项目经理部MCCSriLankaColombo-KatunayakeExpressway(CKE)ProjectManagingDepartmentAppendix1：RetainingWallConstructionInspectionandTestPlanReinforcedEarthRetainingWallConstructionInspectionandTestPlanCST/MS/ITP/510No.Descriptionofactivitiesnecessaryforinspectionand/ortestApplicablespecificationandclauseFrequencyofinspectionand/ortestRecordWitnessclassificationofinspectionand/ortestRecordedbyandpersoninchargeofsigningSECSMQE/QAM1SurveyandsettingoutinconstructionareaConstructiondrawingsEachconcretefoundatiansurveyrecordWWWSurveyor+SE2C20concreteFoundationConstructiondrawingsEachconcretefoundatianRQN50WWHQE+SE3BlocksInstallationandlayinggeogrideConstructiondrawingsandFTG-F80/1-2004QR012+QR014WWHQE/QAM+SE4WallBackFillingFTG-F80/1-2004QR016WWWQE/QAM+SE5CompactiontestingJTGF10-2006WWHQE/QAM+SEAbbreviate：SE=SiteEngineerQE=QualityEngineerQAM=QualityAssuranceManagerLD=LabDirectorW=WitnessPointH=HoldPointTS=TechnicalSpecificationGS=GeneralSpecificationRICF=RequestInspectionandCheckFormCKE/CST/MS-510(Rev.A)Page23of21IssueA,IssuedforER’sReview CKE/CST/MS-510(Rev.A)Page51of51IssueA,IssuedforER’sReview'