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ResearchandApplicationofConstructionProjectCostControlinEngineeringBiddingStageLingtaoBIANChongqingIndustryPolytechnicCollege,Chongqing,ChinaABSTRACT:Inordertostrengthencostcontrolinconstructionprojectbiddingstag,thispapertakesthepricecontrolinbiddingstageasthemainline,dedicatedtodeterminethekeypointinthestageofcostcontrol,andestablishesthemoreobjectiveandreasonableevaluationinviewofthecomprehensive.Thispapernotonlyimprovedthetenderingandbiddingstagemethodofcostcontrolinconstructionprojectinourcountry,andimprovesthemethodsystemofengineeringcostcontrol.KEYWORD:Projectbidding;Costcontrol;Evaluationmodel;Projectcost1INSTRUCTIONSWiththedevelopmentoftheconstructionundermarketeconomycondition,theeffectofprojectcostcontrolisincreasinglyobviousforconstructionprojectinvestmentproject.Projectcostcontrolhasalreadyisnolongerconfinedtothefinalprojectcompletionsettlementstage,buthasgraduallyextendedtothewholeprocessofconstructionproject.Inthewholeprocesscostcontrol,theconstructioncostcontrolisastheactivecontrolinadvanceinbiddingstage,isbecomingthefocusoftheprojectcostcontrol.Costcontrolinthisperiodisnotonlythesettlementcostcontrolinthestageofcompletionfortheprojectlaidthefoundationforadvancedstageofconstructionandengineering,butalsoforthesmoothimplementationofinvestmentcontrolandmanagementofengineeringalsohastheextremelyvitalsignificance.Thispapertakesthepricecontrolofbiddingstageasthemainline,dedicatedtodeterminethestageofthekeypointofcostcontrol,andputsforwardtheeffectivesolutionfortheexistingproblemsincostcontrolstage,butalsothroughtheestablishmentofmoreobjectiveandreasonableevaluationmodel,andcombinedwiththepracticalengineeringapplicationstodemonstrate.2Relatedworkofcostcontrolinprojectbiddingstage2.1ProjectbiddingproceduresThesequenceofprojectbiddingisasshowninfigure1.Fig.1Thesequenceofprojectbidding2.2DeterminationofthetenderingcorporationAfterthepreparatoryworkhasdone,theconstructionunitadoptsopentendertotenderfortheproject.constructionunitsissuedprequalificationnotice,atotaloffortyconstructioncompaniesisparticipateinthebidding,andreportedtotherespectivepre-qualificationdocumentsFirst,accordingtotheprojectmainbodyconstructionteambiddingqualificationexaminationmethod.theconstructionunitsexamineconstructionenterpriseitembyitemsubmittedprequalificationdocuments,mainlycheckthefollowing:alistofbusinessintelligence,enterpriseperformance,completedandunderconstructionprojectsstructureform,theamountofinvestment,planningperiod,usingwhatkindofnewtechnologyprojectmanagerforthedepartmentofprimarycompositionofthestaff,therearenomajorsafetyaccident,thetenderprojectconsistsofprojectmanagerstaffcomposition.Throughtheprequalificationdocumentexaminationscreenout15corporationsconstructionenterprises.Secondly,theconstructionunitinvestigateonebyonetheprimaryconstructionenterprises,Investigationcontentmainlyseetable1.ConstructionprojectTenderapplication,competentauthoritiesfortherecordTheprequalificationdocument,ThepreparationandringofthebiddingdocumentsPrequalificationThebiddingdocumentsSurveyTendersQ&AwillThebidopening,evaluation,calibrationAnnouncedthesuccessfulcorporationsignthecontractTable.1theexaminecontentstableNumberInvestigationcontentsFullmarksScoring1Managementlevelofenterprises102Innovationlevelofenterprises103Enterprisepersonnel,equipment104Scaleoftheenterprise105Projectmanagerdepartment106Builtprojectownersreflect157Ownerssuggestion158Financialsituationofenterprises109Whethertheenterprisestandards10Constructionunitswillvisitbe15corporations.Finally,wegetthesummaryscoresofcompaniesintheaveragescoreandranking,selectthefirstranked7constructionenterprisebyaveragescore,andinvitethemtoparticipateinbidding.2.3Theestablishmentofthebiddingdocumentsinprojectbiddingstage（1）Theinstructionstobidders①GeneralprovisionsA.projectoverviewB.thetenderscopeThepurposeofthebiddingscopeincludesdesigndrawingsincivilengineering,electricalengineering,watersupplyanddrainageengineering,heatingengineering,weakelectricitysystemandfirealarmsystemembedded.Butdoesnotincludethefollowingcontents:Earthworks（pitexcavation,foundationtreatment,pileandsoilbetweenpiles,pileheadbreakexcavation）andprofessionalsubcontractingengineering（centralairconditioningandventilationsystem,plasticsteelwindowsandaluminumalloydoorsengineering,elevatorengineering,fireengineering,systemofhighvoltagepowersupply,highandlowvoltagepowerdistributioncabinet,powergenerationunit,transformerengineering,telephone,network,intelligentmanagementsystemandotherweakcurrentengineering）.C.TimerequirementThetotalplansdurationis450days,planthecommencementateisthedateofcommencementreport.D.QualitystandardItmustmeetGB50300-2001conformitystandards.E.Thevaluationmethodformining,materialsPartyA:asupplyofcommodityconcrete,wallandfloortiles,distributionbox,cable,watersupplyequipment,radiatoraccordingtoprovisionalpricingmaterialsincludedintheprojectcost;PartyB:therestisprovidedbypartB,partofpricingaccordingtoprovisionalpricingincluded,therestquotedpricetheindependent.F.Thebidder’squalifications,graderequi