建设项目db模式的风险评价-研究

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1、AbstractDBmodeissuperiortoothermodeinprojectschedule，costandqualityobjectives，andithasbecomethemaintrendofinternationalprojectmanagementcontractingmode．Athome，inthefieldofengineeringconstruction，theDBmodehasalsobeenactivelypromoted．butuptonow,itstillatt

2、heexploratorystage，hasnotestablishedamaturesystemofmanagementsystem．RiskmanagementofconstructionprojectbasedonDBmodealsohasdeficiencies．Constructionprojectriskcanbedividedintotheexternalenvironmentandinternalenvironmentrisk．Externalenvironmentriskismain

3、lyreferstothesocialriskandnaturalriskandotherobjectiverisk，internalenvironmentalriskismainlyreferstotheriskofprojectmainbodybehavior．theproprietororitsentrusteddesignunitscompleteprojectdesignandpreliminarydesign，thenthegeneralcontractorcompletetheproje

4、ctconstructiondrawingdesignandconstructiontasksandassumefullresponsibilityforthedesignquality,constructionperiod，costandthequality．Thegeneralcontractorriskssignificantlyincreased．Comparedwiththetypicalriskproject，bigchangeshavetakenplaceinprojectmainbeh

5、aviorriskfactorswhichaffecttheprojectobjectives．Forexample，thedesigntechniqueanddesignschedulemanagementabilityofthegeneralcontractorhasimportantinfluenceonsuccessfuluseofDBmode．ThispaperdefinestheDBmodecategory,discussesattributecharacteristicsofDBmode

6、fromtheaspectsofcontractstructure，DBmodeandcommonengineeringcontractingmodewerecomparedandanalyzed．Onthisbasis，ithasfurthersystematicallyidentifiedandanalyzedthesocialrisk，naturalriskandthebehavioralriskoftheowner,contractorandthethirdpartysupervisionan

7、dSOonthataffiliatedtotheDBmode．Throughtheinductionandcollation，riskevaluationindexsystemforconstructionprojectbasedonDBmodeisestablished．Finally,thispapercomparesthecharacteristicsandapplicabilityofcommonriskevaluationmethod,createstheconstructionprojec

8、triskassessmentmodelofDBmodewiththeintroductionoftheextensionevaluationmethodandverifythefeasibilityofIIevaluationmodelbytheempiricalcaseanalysisofshenzhenmetroline5．Throughthestudyofthispaper,itcanhelptheprojectsubjectassessther