混凝土施工中常見裂縫成因分析與預(yù)防

1、一乜鏨妙⑧天摩又彰工程碩士學(xué)位論文■■■^B嘲_j：■●JIjd啷lj：●_0啊l跚j蹦哪■I●10_領(lǐng)域：堡篁墨圭查三堡作者姓名：篁塑塑指導(dǎo)教師：三堡壁塑堡企業(yè)導(dǎo)師：圭量坐壹三干追學(xué)54巒吐li窒2004年12月ABSTItAcTCrackisaveryprevalentphenomenonduringtheconstructionofconcretemember，andisatechnologicpuzzlewhichhasbeen

2、nonplussingthearchitecturalengineerandtechniciansItisprovedbypracticethattheproductionofcrackisinevitable，butcouldbeconfinedwithinaharmlessrangeTheauthorofthisarticleanalyzeandsummarizedtheformationmechanismofsomefamilia

3、rcracksintheconcreteconstructionwhichincludedcrackduetoshrinkageofconcretefloorandcrackduetotemperaturecausedbythebydrationheatinbigvolumeconcreteelementsThemainreasonofproducingthecrackduetoshrinkageisthelossofwaterThec

4、rackduetotemperatureismainlyinducedbythetemperaturegradsinconcretememberTopreventthecrackduetoshrinkage，itisadvisedthattheconcretemembershouldbefinishedtwotimes，combinedwiththecuringblankettokeepthemoistureInordertopreve

5、nttheproductionofcrackduetotemperature，itisveryusefultokeepthetemperatureandmoistureoftheconcretememberwithbigvolumeAllofthesehavebeenprovedsuccessfulintheapplicationtoengineeringKEYWORDS：concretecrack，shrinkage，hydratio