外文翻译高桩码头加固方法分析.docx

外文翻译高桩码头加固方法分析.docx

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外文翻译高桩码头加固方法分析

外文资料及译文

AnalysisofStrengtheningMethodForHigh-PiledWharfs

AbstractThemainfactorswhichcausethestructuraldiseaseofhigh-piledwharfs,andthecharacteristicofstrengtheningmethodsareintroducedandanalysedtakingahigh-piledwharfasanexamplele.Finalyastrengtheningandrehabilitationmethodforthewharfisproposed,whichcanbeusedasthereferenceforthedesignofsimilarstructuralprojectsubsequently.

KEYWORDS:

strengthening,high-piledwharf,structuraldesign

1.Foreword

Toguaranteethesafeandnormalusageofawharf,inadditiontoatdesign,theconstructionstageprovidesthegoodinbornconditionforawharf,atusethestagetoalsoneedtocattyonthelong-termmaintenancetoawharf.Whenawharfappearstheharm,agingetc.phenomenonorsuffersthedisaster,stillneedtocarryonthecheckandexamineapatienttoawharf,andadopttocorrespondofmaintainorreinforcethemeasure.

Thediseaseofawharfharmsthemainperformancetobecomerustytheeclipse,concretecarbonization,concretecorrosion,theconcretepiecetocuttofacetodecreaseforthereinforcingbar,theconcreteopensthe,water,leaking,thestructurespendgreatly,thestructuretiltstoonesidetobepartialtomoveetc.Butproducethefactorthatthesediseaseharmcontainfollowingseveralaspectses:

（1）Thebuildingdesignquantitylevel,designespeciallymediumtotheconsiderationdegreeoftheconsiderationdegreeofthedurables;

（2）Thefunctionthatconstructsthematerialsatisfiesthedegreeofenduringsexrequest;

（3）Theconstructionquantitylevel,thecraftmeasureoftheexaltationconcreteandthestructuredurable;

（4）Buildingtheenvironmentconditionoftheplace,anatmosphere,groundwaterandcorrosionfactorwithintheindustryenvironment.

Table1introduceincommonusereinforcethecharacteristicofmethodandapplythecircumstance,andcombinethesolidexampleofengineeringcarriesontheanalysis.

Table1

Reinforcethemethod

Maincharacteristics

Applythescope

Theenlargementcutstofacethemethod

Enlargethepiecetocutwiththeofsameracematerialtoaccumulateineveryaspect，exaltationstructureloadingabilityandsatisfynormalusagerequest

Generalstructureofbeam,plank,pillar,wall…etc.

Asteelreinforcesthemethod

Reinforcewithasteelatanonallsidespack,cuttofacethesizeandexternaltoaffectverysmall,loadingtheabilityexaltationcomparereatly,besubjectedtothedintmoredependable

Beapplicabletodisallowtoenlargetheconcretetocuttofacebutneedthestructureoftheexaltationloadingdintagain

Theexteriorgluesthesteeltoreinforcethemethod

Gluetostickthesteelplateinanexterioroftheconcrete,loadthedintwiththeexaltation,cuttofacethesizeincrementnotmuch,theexternalappearanceinfluenceissmall

Normaltemperatureenvironmentunderofisgenerallybesubjectedtobybend,topullthepieceofandmediumlightclasstheworkmakesthehoistbeam

Gluethefibertobuildupcompoundmaterialclothtoreinforceoutside

Theexteriorgluestostickcarbonfiberclothetc..Loadthedintexaltationverybig,gluetostickeasily,cuttofacetoincreasethethicknessverysmall,outwardtheviewaffectsmaller,theanti-decaystheabilitystrong

Normaltemperatureenvironmentunderofbesubjecttopull,besubjectedtocurved,besubjectedtopressthepieceofandacrossthecorrosionanetc.ofpiece,anti-greatly

Prepareshouldthedintreinforcethemethod

Adopttheinadditionprepareshouldthedintsteelpullthepoleorsupportthepole,carryingonreinforcetothestructure,loadingthedintandtheanti-etc.withtheexaltation

Acrossthestructureandlargestructuregreatly

Increasetoestablishthefulcrumtoreinforcethemethod

Increasetoestablishtopropupthepoint,letupthestructuretoacrossthedegreeandtransform,correspondtoimprovethetotalloadingabilityofstructure

Beam,plankandanetc.

Givethebeampullsoutthepillaroutthepillartechnique

Undertheconditionofnotdismantleorlittledismantletheupperpartstructureortoredownorreplaceorconnectthetechniqueofthelongpost

Changeusagefunctionandenlargetheoldbuildingoftheindoorspacereformation

Increasetoestablishtopropupthesystemandshearthedintwalltoreinforcethemethod

Strengthenthestructureresistancelevellotuscarriestheabilityandsidestojustdegreeandstability

Theanti-sidedintreinforce

Increasetoestablishtopulltheknotcontacttoreinforcethemethod

Inthehouseperipheral,lengthways,horizontal,toincreaseandestablishandcorrespondofpulltheknotcontact,strengthenthewholestabilityofstructure,keepaccidenttroublefromdescendtheoccurrencetumblesdowncontinuously

Theassembletypestructureanti-tumblesdowncontinuouslyandtheanti-earthquakereinforce

Thecrackrepairtechnique

Theinstaurationorpartrecoverstheloadingability,durable,watertightnessandbeautyetc.thatstructurebecauseofcracklose

Variousconcretestructure

3.solidexampleofengineerings

3.1Engineeringgeneralsituation

Awharf（figure1）ofsomeposeofsetupin1960,useuptonowalready46years.Longbreadthof×ofthewholewharfbuildingflatsurfacesize=the84m×5.2m.Theclosetogetherandhorizontalrowanoftheashwharfbeapartfrom4.5ms,account19horizontalrow.Ifseethestructurepartofanofclosetogetherandhorizontalrowmaketheunit,account18units.Anofclosetogetherandhorizontalrowisinclinedpropup,thewholewharfisconstitutebythecorpusstructureandthewharfequipmentstwoparts.Thecorpusstructurenextthebeambottomfacehighdistanceis2.0ms,thecrestfacehighdistanceis2.5M,ascendthebeambottomtofacehighdistanceis5.0M,thecrestfacehighdistanceis5.5M,highdistanceofsetofis1.5M.Thewharffront-panelwearsthethick30mmsoflayer,sprinklingtobuildwiththeNo.200（equaltoC20）concrete.

3.2Engineeringstructurepresentcondition

Accordingtothespottotheinquisitionandexaminationsoftheashwharf,thebeamofthewharfupperpartstructure（astructureof）,inclinedpropupthebreakageandcracksofthedifferentfromupperpartstructureetc.havedegree,partsofpiecesofcontainaofreinforcingbar,andbecomerustytheeclipseseverity,causingtheupperpartstructureloadingabilitylower.Isawharftodependtheshippieceparticularlyatanchortheboatsandshipstobumptheshotunderdamagedseverity,partsofpieceofcompletebreakage.ThewharfUfromsteelstructureisbesubjectedtobytheshippiecetheshipsbumpstheshot,widespreadhavethecaveandconvexasymmetrytotransform,theparttransformsseriously,andbecomerustytheeclipseseverity.Figure2ispartsofplanechartsofthatwharf.

3.3Theconcretematerialstrengthexaminationcircumstance

Lineuponesetofalongshoreinthewharf,11,17,18linesofupthedifferenceselectedbyexaminationrandom10measurethearea,carryingontheconcretestrength´sreturntoplaythevaluetocarryonthecorrectiontotheconcrete,makingsurethattheconcretestrengthassessesthevalue.Respectivelyat11numberpillarrightsides,upperrights,17numberpillarrightsideses,17numbersesthattheashwharfupperpartstructurepullsintoshorethesidewith186withtotalleftsideandsetofthatfacestheshoresidebeam,18numberpillarsofthenumberpillars,carryondrillaholetotakethe.Takethediameterofas8cms,longisabovefor12cms.Adoptthetriestotrythepiecetocarryonthecarbonizationdepthtesttowardsdrillingtheconcreteof.Examinetheresultenunciation,thecarbonizationdepthoftheashwharfupperpartstructureconcretepieceliesbetweenthe2-13mms,thedetailedrecordseesthetable2.Carryonpresstoexperimenttotheconcretekind,experimenttheresulttoseethetable2.

Table2

Drillaholetotaketheconcretestrengthtoexperimentthedata

Serialnumber

1

2

3

4

5

Position

11numberpillars

17numberpillarrightsides

17,18ofthenumberpillarsfacetheshoresidebeam

18numberpillarleftsides

18numberpillarsets

Thecarbonizationdepthvalue（mm）

2

13

2

6

6

Theanti-pressesthestrengthtoexperimentthevalue（MPa）

48.9

47.4

48.2

30.4

26.4

Thecomprehensiveconsiderationdrillsaholetotaketheconcretestrengthtoexperimentthedataandreturntoplaytoexperimenttheresult,thewharf’supperpartstructureconcretestrengthgradecanassessfortheC20,satisfyingtodesigntherequestoftheNo.200concreteatfirst.

3.4Intheconcretestructurereinforcingbarcondition

Thestructureistotaltoundergomilitaryservicealready50years,seeingthesolidoftheconcretebetterfromtheconcretecarbonizationondepthoftheexamination.

Acarbonizationonofdepthofastructureofthewharfisa2-13mms,theconcreteprotectsthedesignthicknessofthelayeras25mms,explainthatcarbonizationdidn’tarrivethereinforcingbarsurface.Butbeam,pillarlastmanyplaceshaveaofreinforcingbar,andhavealreadytakeplacetobecomerustytheeclipsephenomenon,causingenduringsexexpirationoftheconcretestructureeasily.Suggesttobrushtheclose-grainedcementsandsyrupintheconcreteoutwardappearancefacepowder,beforereinforcecarryoninfusingthesyrupprocessingtothecrack.

3.5Astructureofthewharfrowloadsthedintanalysisandcalculations

（1）Cuttofacetheshapeparameter（table3）andmaterialcalculationparameters

Table3

Polepiece

Width（m）

Height（m）

Cuttofacethearea（m2）

Cuttofacetheinertial（m4）

Horizontalsupport

0.3

0.6

0.18

0.0054

Inclinedsupport

0.3

0.4

0.12

0.0016

Signthepilla