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首页 浆砌片石边沟施工工艺(Construction technology of side ditch…

浆砌片石边沟施工工艺(Construction technology of side ditch of mortar stone).doc

浆砌片石边沟施工工艺(Construction technol…

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2018-04-29 0人阅读 举报 0 0 暂无简介

简介:本文档为《浆砌片石边沟施工工艺(Construction technology of side ditch of mortar stone)doc》,可适用于社会民生领域

浆砌片石边沟施工工艺(Constructiontechnologyofsideditchofmortarstone)浆砌片石边沟施工工艺(Constructiontechnologyofsideditchofmortarstone)TheconstructiontechnologyofcurbstonesideditchTxtisabnormal,andeverythingisabnormal!Atthiscriticalmoment,Chinamentoprovetotheworld:Chinamenornormal!Prerequisiteforconstruction:()thedesigndrawingsanddocumentshavebeenaudited,thequestionsraisedhavebeenansweredbytherelevantdepartments,andtheteamhascarriedoutdetailedconstructiontechnicaldisclosure()therequiredmaterialssuchassand,chipstoneandcementhavebeenenteredandtested,andthemortarmixtureratiohasbeendetermined()therequiredmechanicalequipmentandpersonnelareready()systemhasbeenestablishedonsitesafetyandqualityassurance,projectresponsibilitycardhasbeenproduced,theprojectprocess,responsibleperson()accordingtotherequirementsofthedrawings,completethescenesidedrainditch,lofting,andreviewbythetopographyofthesiteandmeet,andbridges,structuresandlinedrainagesystemornaturalwatersystemscanbeconnectedsmoothly,canformacompletedrainagesystem()thesubprojectcommencementreporthasbeenapproved,theconstructionsitelaborforcetomeettheconstructionschedulerequirements,constructionscheduleandsubprojectconstructionprogramapprovedconstructionprocedure()Generalrequirements:accordingtotherequirementsofdesigndrawings,theconstructionprocess,suchasthesoftgroundtoincreasethegeotextileslayingprocess,suchasdesignandfordrymasonrydrainsshouldbelaiddryafterjointingprocess()constructionprocessseefigurediagramgeneralsectionsideditchconstructionflowchartconstructiontechnologyandprocess:()themeasuringandsettingoutofdrainageditch,sideditchandinterceptingditchadopttheinfrareddistancemetertosetoutaccurately,soastoensurethegrooveshapeisbeautiful,thestraightlineshapeisstraight,andthecurvelineissmooth()generally,thelengthbetweenthetwostructuresisaunit,soastoensurethesmoothconnectionoftheinletandoutletofthesideditch,thedrainageditchandthestructure()cutditchtopsurfaceshouldbeslightlylowerthanthenaturalslopeinthegullyshouldsetthegapwillwaterintodrainageditches()accordingtothesoilcondition,thefoundationpitexcavationcanbecompletedbymechanicalexcavationandmanualexcavation,orbyartificialexcavationIfmechanicalexcavationisadopted,theoverexcavationshouldbeavoided,andabout~cmofthesurplusshouldbeleftawayThesideslopeanddrainageditchwillbesmoothandstable,andtheslopeshouldbestrictlyprohibitedAfterthefoundationpitisexcavated,itisnecessarytocarryouttheheightmeasurementofthebottomoftheditch()theearthshouldbestackedonthetopandsidecuttingedgeandbecompactedortransportedoutofexcavation,itisforbiddentoputoutsidethedrainageditch,affecttheappearanceandtheeffectofdrainagearea,orreturntothedrainageeffectofnormaldrainage()withdryflagstonepaving,shouldbeusedtosmooththerubble,theseamtotightlyembeddedwithsmallstones,thestoneslabs,jointmortarshouldbefull,thechannelcan'tWaterLeakage,iftheditchwithplaster,plastershouldbeflatlightpressure()theinletandoutletofsideditchanddrainageditchshouldbeproperlyreinforced,soastopreventthewaterflowfromdamagingtheroadbed()watercutwallorenergydissipationfacilitieswithadepthofnotlessthanmetersshouldbesetupattheoutletoftheinterceptingditch,soastoavoidthewateroutletbeingwashedawayundertheactionofthecurrentconstructionquality()thedrainagefacilitiesrequirementsoflongitudinalslopegullyformation,comfortable,smoothdrainage()sideditchrequiresbeautifulline,straightlinestraightline,smoothcurveline()thestructurerequiresafirmandstablestructure()theexpansionjointofthefoundationshouldbealignedwiththeexpansionjointofthewall()masonryplasteringshouldbesmooth,lightpressure,straight,nocracks,hollowingphenomenon()thequalityinspectionandevaluationstandardJTGF,dropchuteconstructionprerequisitesareshowninconstructionprocedures:measurementofstocking,foundationexcavation,wallmasonryconstructiontechnologyandtechnology()dropandchutemustusemortarmasonrystructure,dropstepheightcandecideaccordingtoterrainandgeologicalconditions,theheightofvariousstepscanbedifferent,theheightandlengthratioandslopeshouldplacetostepheightshouldbelessthan~m,usually~m()dropavailablemortarrubbleorcementconcretepouring,thewallthicknessofthewallsofthetrenchandthestillingbasin:Stone~m,concreteism,heightshouldbehigherthanthecalculatedlevelofatleastm,bottomthicknessof~m,theoutletwaterwall()isprovidedwithageneralwaterbafflesill,settingthesilltopwidthnotlessthanm,andisequippedwiththesizeofcm*cm~cm*cmdrainageholes,sothatwaterisinterrupted,exclusionofstillingpoolwater()fellintoarectangulartankingeneral,butthedropheight,bottomlongitudinalslopeisgentle,canalsousethetrapezoidalsection,thetrapezoidalgroovebodyshoulddrop,~minfrontofthestepsandstepsin~mafterreinforcement()thelongitudinalslopeofthechuteshouldnotbemorethan:Masonryorconcretepouringcanbeused()inordertopreventsliding,antislipplatformcanbebuiltonthesloperapidstopreventtheslide()thewatertankandthetankatthebottomofthestonepavingcementslurryapplication,pointing,thelengthisgenerallynotlessthanm,individualcases,erosionpreventionshouldbelayingpavingthickness~mlongminthedownstream()whenthechuteisverylong,itshouldbedividedintosectionsThelengthofeachsectionshouldnotexceedm,andthejointsarefilledwithwaterproofmaterial()theroughsurfaceofthechuteshouldbemadeintoroughsurfaceorembeddedwithcm*cmhardrock,soastodecreasethevelocityofflow()forthecatchmentareaoflargeslopechute,chuteshouldbeconsideredtoincreaseanddeepenthesize,andatthebottomwithenergydissipationfacilitiesaftertheintroductionofsubgradedrainagesystemconstructionquality()thechuteofconcreteandmortarstrengthshallmeettherequirementsofthedrawings,withaccurateseammortarfullgroovegap,surfacesmooth,straight()collectionofwaterfacilitiesequipmentimport,exportbafflesilletcshallbelaidfirmly,withoutcrackhollowingphenomenon()groovesurfacesmoothwithoutcrack()settheslopestraight,nobrokenslopephenomenonblindditch,ditchconstructionprerequisitesareshowninFigureTheconstructionprocess,constructionflowchartofblindditchditchconstructiontechnologyandtechnology()shouldbefromdownstreamtoupstreamofexcavationditch,blindditch,andshallimmediatelyandquicklydigwiththesupportbackfill,theexposuretimeshouldnotexceeddays,toavoidcollapse,supportingsewerintervalexcavation()whenthetrenchexcavationdepthismorethanm,tobeusedinexcavationsupportframe,topdownfollowedbyaddingsupport,constructionbackfillshouldbebottomupgraduallydismantlingsupport()theburieddepthofblindditchshallmeettherequirementsofthetopofthepermeablematerial(belowthesealinglayer)notlowerthantheoriginalgroundwaterlevelWhentheinterlayerwaterisexcluded,thebottomoftheblindditchshouldbeburiedonthebottomoftheimperviouslayer()whenusingthenonwovengeotextilefilterlayer,shouldfirstlaypositioninthebottomandsidesofthetrenchwall,thetopcoverandsetasidetogeotextile,straightenrideclosetothelowerlayer,alllapseamshouldbealternatelystaggeredverticallyorhorizontally,overlappinglengthshallnotbelessthanmm()theblinddrainatthebottomandmiddlelargecrushedstoneorgravel(diameter~mm)fillingincrushedstoneorgravelonbothsidesoftheupperpartandstratifiedaccordingtoacertainproportion(thicknessofaboutmm)andfillinthepelletsofveryfineparticles(sand,coarsesandandgravel),afilterlayer,layerbylayertheparticlesizeratiotodeclineby:ThegrainsizeofsandstonematerialshouldbelessthanmmAstheenclosedlayeronthetopoftheblindditch,withdoubleturforothermaterial(suchassyntheticantiseepagematerials)paved,andtampingclaywaterprooflayerfillingthicknessnotlessthanminthe()theseweroutletshouldsettheendwalls,drainageditchditchdrainagechannelforlowerendwallofthesamesize,theendwalldrainageholebottomcrossdrainageditchbottomheightshouldnotbelessthanm,thedrainoutletendwallshouldbestrengthenedtopreventerosion()shouldbeusedonlyforseepageofrockfillditchnotlongsection,andthelongitudinalslopeofnotlessthan,is,theoutletshouldbehigherthanthebottomelevation,ditchthehighestwaterlevelmNineconstructionquality()thefilterlayershouldbewellarrangedandtheoutletshouldbeunobstructed()thequalityinspectionandevaluationstandardJTGF

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浆砌片石边沟施工工艺(Construction technology of side ditch of mortar stone)

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