Abstract
Themana罗mentofgovcmmentinvestmentPrOjeCtS getslOtsof attentionfi0mthe
industry, theProblemsof PostPonementdelaysandcostovermnare universalbothinand
outofChina.As fOr usChina,thisissueisParticularlyPromincni.ItwillmaketheProject
schedulcandPrOjeCt objeCtsofquaIity,andinvestmentoutofcontrol.
T五lspaper幼estofindoutthemalnfactorsofPrOjectcostoverrunand卯stPonementon
thebasisof Professi0na1investigatfonandanalyse.ACcordingtotheProjectmanagement
小。ry, 而sPaPerPointsoutth亡directi佣 andmainpointofmanagementdevel0Pmontof
governm entinvestmentProjeCtS,to加Provetheemcicncyofcon structionPrOjects.
伪 thebasisofcategOrizethe factors forthepostPOnementandcostoverrunof
govemment inve stmcntPTOject,IdoftedaquestionnairefOr aextensiveinvestigations,and
gOtsomePrac11cal datuminallParts ofaProjCCt.On thein一dePthanalysisofthescdata,
comb1nedwiththcfieldsurvcyofthe30municiPalgardenkey一ProjectsoftheMuniciPal
GardenBureau ofGuangzhou,IcomParedallthcfactorsinvolvedand五ndoutthemain
几d“sforPostPonement.
ThisstudyfoundthatthekeyfactorsforgovemmentinvestmentPrOjeCtsPostPonement
are :dclaysofProjeCtSChedule,thecashflow shortage inthecon structionProcessandthe
ow nersusPended;the keyfac拍rsforov。湘nare:thePTices rises ofmatorial,owners seoking
tOexPandinvestmentscaleandinfiation.Analyseon30municiPalgardenkey一Projectsofthe
MuniciPalGardenBureauofGuan邵houProv csthisresult.
Finally’thisPaPerconcludesthatthemosteffectivemethodsforProjectPOstPoncand
a叮car ofProjcct Paymentare :solvetheProblemsofPostPonemcni,OPtimizematerial
managementand controltheriskofmaterialPri“rises.As forProject价 arProblem,the
PaPersuggeststhatstrengihenthcleadingroleofgovemment,enhance theconstrainof
marketaccess,estabIishandimProvcIawsandregUlations,introducetheriskm阴agement
mech初 sm and a0wncr-constructormutualassurancc systom,and theestablishmentof
thcs砌 redcreditmanagemcnimodelAs fortheriscinthcpriceofmaterials,thisPaper
proposessomesuggestions:the govcmm阴treleasc theP巧Ceinfornla丘ontimel苏strengthen
macro{ontrol,印nedconstructionaOdmana邵mentofbiddingcontracts,andestablish
corresP0ndingmec卜姐isms;the constructor劝Ouldcontrol the priceandqu助tityofmaterials,
andintroduceriskmanagcme.ttosavcthecost.
Kcywords :projeCt;postponemeni andcostovcrru n; 介 arsofproject payments;
materialpricc;counienneasurc