天津某工業(yè)廠房施工組織設(shè)計(英文)

CONSTRUCTIONORGANIZATIONDESIGN

FRAMEWORKSFOR

BASFTHE/POLY-THFEQUIPMENT

Description

Natureoftheworks:InvestorandowneroftheworksisBASFChemicalCo.,Ltd.andTECHNIPTIANCHENCHEMICALENGINEERING（TIANJIN）Co.,Ltd.isresponsibleforgeneralcontractmanagement.

Basisoftheorganizationdesign:

Workingdrawings,designdescriptionandrelatedstandardatlasprovidedbyTECHNIPTIANCHENCHEMICALENGINEERING（TIANJIN）Co.,Ltd.;

Topographyoftheconstructionsiteandexistingbuildings(structures)ortobebuiltinthesurroundingsoftheworks;

Constructioncontractfortheworks;

Geologicalreport;

Nationalspecifications,procedures,standardsorcodesforacceptanceofworksandShanghaiMunicipalregulationsandrequirementsinrespectofbuildingconstructionbeingcurrentlyeffective.

Outlineoftheworks

Outlineoftheworks

TheworksislocatedwithinSCIPwithbuildingareaof3841.63m2(occupiesthelandof7329m2)andisone-storystructuralframe,referencetothescheduleofworksitemsforthedetails.

Table1-Scheduleofworksitems

SequenceNo.

Numberingofworks

Nameofunitworks

Buildingarea(m2)

Typeofstructure

Remark

1

001

THFequipment

2399.39

1-storyframe

2

201

Poly-THFequipment

1442.24

1-storyframe

Total

3841.63

TheconstructionoftheworkswillbecommencedonJune6,2003andcompletedonNov.152003accordingtotheworksprogram,anditstotalconstructionperiodis140calendardays.It’sanisolatedfoundationofPHCpilesandcaps,withfoundationaldepthofburialof1.5~2.5m.Thepileworkshasbeencompleted.THFbuilding’slength:105.7m,width:33.7mandstoryheight:11m;Poly-THFbuilding’slength:39.7m,width:35.7m,andstoryheight:6.5m.Theworks’level100.00isequaltotheabsolutelevelof4.00.AllconcretefortheworksshallbecommercialC30/C40concrete.

Sitecondition

Theconstructionsiteoftheworksiswide,power,watersupplyanddrainagehaveprovided,andthelevelinghasbeencompleted,ithasbeengetreadyforcommencement.Temporarypowersupplyforconstructionhasbeensolvedthroughprovidinggeneratorbythecontractoraswellastemporarywatersupplyhasbeenalsoconnectedtothesite.

Constructionarrangement

Constructionorganizationmanagement

ProjectmethodswillbeconductedfortheconstructionandwewillestablishaProjectDepartmentinchargeofperformingthecontractinallrespects,organizing,inductingmanaging,coordinatingandcontrollingtheconstruction.TheprojectDept.willtakescientificmanagement,crackandhighlyeffectiveteamaswellasreasonablestructureasitsprincipletoformastrongconstructionteamfortheworks’construction,meanwhile,acceptthesupervisionsofownerandsupervisorssotoensurethetimeandqualityoftheconstruction.

Aprojectresponsiblesystemwillbeconductedforallworksinrespectofproduction,technology,quality,costandsafety,withdynamicmanagementandoptimizedcombinationinsystem.Weintendstotakecorrespondingmeasuresasfollowsintheconstructionorganizationandarrangement:

3.1.1Inordertoensurethecompletionoftheworksintime,exceptpreparationofmasterprogram,sectionaloperationprogramwillbeworkedoutbasedthereontocontroltheconstructionprogressesofsectionalorsub-itemworks,organizelaborsinearnest,arrangeovertimeworkandallocatelaborsasnecessarytotheextentthattheconstructionprogressisensuredwithoutsuspensionandholdupinthework,andinitiativesofallparticipatesintheconstructionwillbefullygivenplayto,andtheconstructionassignedusbytheownerwillbecompletedonorbeforethespecifiedtime.

3.1.2Stressonplanningmanagement,properlyworkoutmonth,weekanddayworkplans,setupareliablematerialsandsupportingsystemtotheextentthatthesupplycanbeensuredandthetransportationmeetsanyrequirement.

3.1.3Fullyusecommercialconcreteforthestructureoftheworks,properlycoordinatewithconcretesuppliers,improveplanningandallocationtoensuretheconstructiondemands,conducttransactioninthecommercialconcretemanagementmarketandconcludeandsigncontractinrelationthereto.

3.1.4Organizationstructureonthesite:EstablishaProjectManagementDept.andconductProjectManager’sresponsiblesystem,setupaconstructionatechnologysection,asafetyinspectionsection,amaterialssection,afinancial&budgetsection,asupportingsectionunderthedept.anduniformlydirectedbytheProjectmanager.Functionsofallsections(seeattachedmanagementnetworkoforganizationstructureonthesitehereinafter)asfollows:

Technologysection:Jointlyreviewworkshopdrawings,preparingconstructionmethods,detailingdrawing,formworkandreinforcement,implementingconstructionmeasurementandsortingouttechnicaldata,tellingtheoperationsectionsforsectionalorsub-itemworksofthedetailedrequirements,solvingthetechnicalissuesoccurredintheconstructionandorganizetheconstructioninaccordancewiththeworkshopdrawings,relatedNationalCodes,Proceduresandregulations.

Qualityinspectionsection:Befamiliartoconstructionspecifications,proceduresandstandardsforqualityinspection,performingqualityacceptanceworkintaking-handing-overofallworkingoperations,inspectandsupervisethequalityofthematerialsdeliveredtothesiteandconstructionqualityonthesite.Definethequalitytargetoftheworksandconductaqualityassessmentamongallsections.

Safetyinspectionsection:Befamiliartosafetyoperationproceduresandlaborprotectionordinance,taketheresponsibilityforsafetyandcivilizationinspectionintheconstructionprocessandputforwardopinionsforrectification.

Materialssection:Shallbefamiliartotheperformanceandqualityrequirementsofthematerials,preparematerialsprocurementandsupplyplans,buycorrespondingconstructionmaterialsintimeperrequiredbytheworks,takegoodcareofthematerialssuchasstorage,positionedstackingetc,timelyprovidedocumentationinformationinrespectofthequalityofthematerialstotechnologySection.

Financial&budgetsection:properlytaketheresponsibilityforexaminingandcalculatingthecostfortheworks,statisticsofthequantityoftheworks,paymentcollection,alternationoftheconstructionbudgetetc.

Supportingsection:Shallberesponsibleforlivingandlogisticswork,sitesecurity,sitecleaningandmaintainingwork.

Variousoperationalgroupswillbesetupfororganizinglaborspertradefortheworkssuchascarpentergroup,steelbendergroup,scaffoldingworkgroup,concretegroup,masonrygroup,installationgroupetc.tooperateundercoordinationandunifieddirection.

3.1.5OrganizationofconstructionmanagementstaffsasFigure1hereunder:

Figure1

Projectdirector:**

Technicalmanager:**

Cost

Quality

Safety

Construction

Logistics

Storeman

Materials

Coordination

Fire,taiphone,

Budget

Finance

Data

Quality

Civilization

Safetyofficer

Steelbender

carpenterr

Masonry

Detialingdrawing

Measurement

Civilworks

I

Optionsformainconstructiontechnologies

Earthworks:Adoptheavyexcavationwithlopeformostoftheexcavationoffoundationpit,adoptsteelplatepileenclosureprotectionforpartialdeepfoundation,lowerwaterlevelwithwell-point.Excavatedmainlywithmachinesandassociatedwithhumanpowertotrimthebottom,andprovidetrucksfortransportingandstackingthesoilwithinthesite.

Rebarworks:Fabricateandprocessrebarworksothesite,adoptbothflashingbuttweldandarcweldforthehorizontaljointsofrebar,mainlyhandlingthemwithmanpowerwithinthesite.Useelectroslagpressingweldforverticalrebarjoints.

Formwork:Splicedwithplywood(thickness:18)andsupporteditwith48steelpipeforformwork.

Concreteworks:Usecommercialconcreteandpouritthroughpumpwithpumpingtruckforthewholeworks.

Scaffoldingworks:Weusesteelpipescaffoldingofgroundtypeandwithcouplers.

Verticaltransportation:Wemainlyusederrickforthetransportationandprovideitwitha16tmobilecranewheninstallingroofrebar.

Constructionsequences:

3.3.1Keyconstructionsequences:Pitenclosureprotectionlowerwaterlevelthroughwell-pointsearthworkexcavationbeddinglayerandcuttingpipesbindingrebarandsettingformworkforfoundationporingconcrete(cure)forfoundationbackfillingupper-structureroofstructureequipmentfoundationandthefoundationatlevel100.00operatedsynchronicallypost-pourconcretebelt.

3.3.2ConcreteoffootingbeamofthefoundationofTHF/Poly-THFisplannedtobepouredfirsttothebottomofthebeddingslab,backfillafterformworkremoved,laybottomformworkoffillingslabandpourconcrete.

3.3.3HorizontalconstructionsectionofTHFequipmentwillbedividedinto2flowsectionsaspost-pouringbeltandoperatedcrossly.ItshallnotrequiredividingintoflowsectionsbecausetheareaforPoly-THFequipmentissmall.

Scheduleoffabricationoftestcubes(referencetotable2forthedetail):

Table2

Positionstobetested

Designedgrade

Groupsof

testcubes

Remarks

THF

Poly-THF

Bottomslabofpoolunderground

C40

3

3

Seeresistanceofpoolbottomslabunderground

S6

2

2

Wallslabsofpoolunderground

C40

3

3

Seeresistanceofpoolwallslabunderground

S6

2

2

Steel-concretecushioncaps(partialequipmentfoundationincluded)

C30

28

15

Steel-concretefoundationalbeam

C30

12

9

Structurestoryat100.00level

C30

15

8

Equipmentfoundationabove100.00level

C30

3

6

Pillarsfortechnicallevel

C30

5

Beamslabsfortechnicallevel

C30

6

ColumnsofLevel1

C30

8

5

Beamslabsof111.000level

C30

36

Beamslabsoflevel106.5

C30

18

Equipmentfoundationabove111.00

C30

5

Grouting

Approx.

10

6

Total

142

77

Concealedsectionalandsub-itemworkswillbeinspectedbyoperatorstheirselvesfirst,andreportittoQualitySectiontodoublecheckaftertheworksqualified.24hourspriornotifyownerandqualitysupervisorinwritingforjoint-acceptanceafterthedoublecheck,andproperlyrecordtheinspection.Itshalloperatethenextoperationsequenceonlyaftertheworksacceptedasqualified.Acceptancescheduleforconcealedworks(referencetoTable3forthedetail):

No.

Position

Sub-itemworks

Persontoacceptance

Remark

1

THFcushioncaps

Rebar

Construction.Manager,SupervisorEngineer.

2

THFequipmentfoundation

Rebar

Construction.Manager,SupervisorEngineer.

3

THFcushioncaps

Concreteoutlook

Construction.Manager,SupervisorEngineer.

4

100.00footinglevel

Rebar,beam

Construction.Manager,SupervisorEngineer.

5

100.00footinglevel

Rebar,slab

Construction.Manager,SupervisorEngineer.

6

100.00footinglevel

Rebar,column

Construction.Manager,SupervisorEngineer.

7

Technicallevel

Rebar,beamslab

Construction.Manager,SupervisorEngineer.

8

111.00toplevel

Rebar,beamslab

Construction.Manager,SupervisorEngineer.

9

Poly-THFequipmentfoundation

Rebar

Construction.Manager,SupervisorEngineer.

10

Poly-THFcushioncaps

Rebar

Construction.Manager,SupervisorEngineer.

11

100.00footinglevel

Concreteoutlook

Construction.Manager,SupervisorEngineer.

12

100.00footinglevel

Rebar,beam

Construction.Manager,SupervisorEngineer.

13

100.00footinglevel

Reba,slab

Construction.Manager,SupervisorEngineer.

14

100.00footinglevel

Rebar,column

Construction.Manager,SupervisorEngineer.

15

106.50Toplevel

Rebar,beamslab

Construction.Manager,SupervisorEngineer.

Theworksisaexclusiveconcreteframestructure,ensuringitsverticalityandcorrectaxisisakeywork,technicalre-checksystemmustbeconductedthereforetoavoidtechnicalerrors.Alltechnicalstaffsatanylevel,sectionalandgroupleadersshallhonestlyandstrictlycarryoutthere-checksystem,properlymakerecordsinrespectofthecheck,conductdoublecheckandacceptancesectionbysection,timebytimebasedontherequirementsoftheprogresstotheextentthateachsub-itemworksisre-checkedwhenitconstructed,withoutomissionandnosubstitutionofeachother,technicalchiefshallnotsignthetechnicaldoublecheckrecordsandnextcourseshallnotbebeguniftheworksnotbeingaccepted.Scheduleoftechnicalre-check(referencetoTable4forthedetail):

Table4

No.

Doublecheck

Constructiongroups

Personinchargeofdoublecheck

Remark

1

Measurement&positioning

Surveygroup

Qualitymanager

2

Detailingdrawingforrebarworks

Steelbendergroup

Qualitymanager

3

Detailingdrawingfortimberworks

Carpentergroup

Qualitymanager

4

Earthworks,Excavation

Commongroup

Qualitymanager

5

Cuttingpipes

Masonrygroup

Qualitymanager

6

Formworkofbedding

Carpentergroup

Qualitymanager

7

Beddingconcrete

Concretergroup

Qualitymanager

8

Rebarforcushioncapandequipmentfoundation

Steelbendergroup

Qualitymanager

9

Formworksforcushionandequipmentfoundation

Carpentergroup

Qualitymanager

10

Concreteofcushionandequipmentfoundation

Concretergroup

Qualitymanager

11

Built-inpartsinequipmentfoundation

Carpentergroup

Qualitymanager

12

Formworkfor100.00level

Carpentergroup

Qualitymanager

13

Rebarfor100.00level

Steelbendergroup

Qualitymanager

14

Concreteof100.00level

Concretergroup

Qualitymanager

15

Formworkfortechnicallevel

Carpentergroup

Qualitymanager

16

Formworkfortechnicallevel

Steelbendergroup

Qualitymanager

17

Rebaroftechnicallevel

Concretergroup

Qualitymanager

18

Formworkfor111.00level

Carpentergroup

Qualitymanager

19

Rebarof111.00level

Steelbendergroup

Qualitymanager

20

Concreteof111.00level

Concretergroup

Qualitymanager

21

Formworkforpost-pouredbelt

Carpentergroup

Qualitymanager

22

Rebarofpost-pouredbelt

Steelbendergroup

Qualitymanager

23

Concreteofpost-pouredbelt

Concretergroup

Qualitymanager

QualityPlan

Technicalmanagement

Afterreceivedthedrawings,organizerelatedstaffsandallprofessionalstoproperlyjoint-reviewthedrawings,timelysolvetheproblemsfoundinthedrawingsandspeciallyassignpersonstoresponsibleforthemanagementandnegotiationwork.

Speciallyassignpersonstotakeresponsibilityforpreparingconstructionorganizationdesign,organizationdesignforsingleitemworksandnewtechnologicalcards,strictlycarryouttherulesinrespectofreview,approval.Alternationandinspectionbasedonthepracticeofconstructiontotheextentthattheworkscanbeexecutedonlyafterrelatedmethodsorplansmade.

Inadditiontopreparingconstructionorganizationandtechnologyscheme,organizestaffsandlaborstostudythemandproperlyconducttellingthetechnicaldetailsaswellastheworkingposttraining.

Organizetheworkofprocessing,orderinganddetailingdrawings,uniformlymanageprocessingandorderingmaterialsathomeandabroad,performthedoublecheckinrelationthereto.

Duringtheconstruction,seriouslyaccumulatetechnicalinformation,anddefinethefilingitems,copiesandstandards.TimelycollectdataandpreparefilesofcompletionasrequiredbyNationalmajorproject.

Stressoninspection,testandhandlingworkofrawmaterials,factory’scertificate,permitandcertificatesofsitedoublecheck.

Stressontechnicalcontrolinspecialprocess.

Stressoncontrolofmeasurement,settingoutandlevelcontrolaswellastheobservationofsettlementandcommunication.

Technicalprotectionmeasuresforfinishedproducts.

Qualitycontrol

Breakdownthetargetofconstructionqualitycontrol,definequalitytargetofunit,sectionalandsub-itemworks.

Perfectlyestablishaqualitycontrolsystemtotheextentthatpostliabilitysystemcanbeputintopractice,thedutyassignedtoeachpersonandanexaminingsystemcanbeimplemented.

Establishaleadinggroupforgoodqualitycreatingactivities.

Highlightstandardsofqualityacceptance,conducttheruleofqualitysamplefirstandthesystemoftogetheracceptinganddeterminingbytreeparties-PartyA,PartyBandSupervisor.

Focusonthequalityofpilefoundationtreatment,buttweldofrebar,concretepouringandthemainstructureworks.

Setupaqualitycontrolgroupforthequalitycontrolofspecialprocess,andproperlyconductqualitycontrolworksuchasplan,execution,inspection,conclusion,improvementetc.applyingPDCNcirculationprincipletotheextentthatenablethewholeprocessalwaysunderastablecontrol.

Collectinformation,andconductcomparisonandanalysiswithcomputerinformationmanagerialprogramforsubmission,jointlystudyanddecisiontoimprovetheworks’quality.

Conductasystemofself-inspection,mutualinspectingandtaking-handing-overacceptance,andreporttothesupervisorforhisacceptanceoftheconcealedworks.

StrictlycarryouttheChiefengineer’ssignatureofinstructionsforconcretepouringetc.

Periodicallyortemporarilyinviterelatedspecialisttodirectonthesite.

Afterthecompletion,wewillassignaspecialgroupconductarevisittheownerandgeneralcontractorandserviceandprovideserviceoncalls.

Fulfillingandensuringmeasuresforqualitytarget

4.3.1Qualitytargetoftheworks:ensurethequalifiedratiooftheworksas100%.

4.3.2Qualityensuringsystem

Placetheworksinourcompany’slistofmajorandkeyworks.

Placethequalityoftheworksintheplanofcreationofgoodquality.

EstablishaqualitycontrolandgoodqualitycreationgroupsleadedbyCompany’sChiefEngineer,ManagerofEngineeringDept.,ProjectManager,ProjectEngineerandTechnicalofficer.

Conductmonthlyandtemporaryinspectionbycompany,weeklyinspectionorganizedbytheprojectdept.,qualitycontroller’smonthlyinspection,group’sself-inspection,mutualinspectionandtaking-handing-overinspections.

ConductQCgroup’sactivitiesforsettlingtechnicalproblemsinrespectofqualitytoimproveworksqualityandeliminatecommonqualitydefects.FullyapplyISO9002QualitySystemtoconductprocesscontrolandacceptancecertificationwork.

Obeyownerandsupervisor’sinstructionsonthesite.

Breakdownthedutiestoeachperson,clearlydefinethedivisionofworkandestablishrewardandfineregulationslevelbylevel,adoptamplerewardsandgrievouspenaltysystem.

WorksQualityEnsuringSystem(referencetoFigure2forthedetail):

Figure2

ManagementStructureNetworkonthesite

Managementduty

Principleofqualitysystem

Quality&cost

Qualityofprocumement

Qualityofconstructionmobilization

Constructionprocesscontrol

Sequencesmanagementandcontrol

Controlandrectificationofunqualifiedproducts

Pretectionoffinishedandsemi-finishedproducts

Inspectionandtestoftheworks’quality

Revisitandmaintenance

Controlofmeasuring&testequipment

Quality

Documentation&records

Works,products

Safetyandduty

Constructionstaffsandlabors

Ensuringmeasuresforquality

Qualitycontrolofmobilization

Conducteducationofqualityconsciousnessinearnesttotheextentthatallstaffsandoperatorsfirmlyestablishthesubjectivethoughtof“QualityFirst”,andclearlyknowthequalitytargetoftheworks.

Workoutcorrespondingdetailedrulesandregulationsongoodqualitycreationplan.

Workoutensuringmeasuresforspecialquality.

Workoutqualitycontrolandqualityinspectingplansforkeyoperationsequences.

Optimizetheconstructionorganizationdesignandworkoutoperationalguidingbookforsectionalandsub-itemworks.

Conductjoint-reviewofthedrawings,studytechnicalstandardsinallrespects,constructionspecifications,operationalproceduresandconstructionorganizationdesign,aswellastechnicalexchangesandcontrolworkinearnest.

Makesureoftheresourcesoftherawmaterialsandensurethesupplyandtransportation.

Qualitycontrolintheprocess

Tellingthetechnicalandqualityrequirementsindetailpriortoexecuteanysequencestotheextentthatanyoperatorsclearlyknowtheoperationaltechnology,andthequalitypurposecanberealized.

Allconstructionsequencesmustimplementacceptancespecificationsforbuildingworksandrelatedregulationsonworks’qualitycurrentlyinforce.

Thequalityofallrawmaterials,finishedandsemi-finishedproductsshallbeinaccordancewiththeacceptancespecificationsofrelatednationalauthoritiesandthestipulationsinrelationtheretoreferredtointhetenderdocuments,andstressontheprotectionofthesameproducts.

Perfectlyconductconstructiondiarywork,timelydealwithconformationsheetforallalternatedworksandwellcollectandmanagethetechnicalinformationofallkinds.

Strictlyconduct‘Three-inspectionSystem”forsub-itemworks,fixpersonandpostandconstructwithtagsandsignboard,timelyandproperlyconductacceptanceandassessmentworkofquality-class,keysequenceswillconductTQCactivities.

Concealedworksmustbeacceptedasqualifiedinaccordancewiththeregulationsandthenextsequencecanbestartedthereafter.

Activelyconductqualitycontrolinallaspects,establishaqualityensuringsystemandadoptstandardizedworkingproceduresintheconstruction.

Promptself-inspectionbygroups,mutualinspectionandhanding-taking-overinspection.

Asfordecorationworks,itwilladoptasampleleadedrule,cantheworksoflargeareabeconstructedonlyafterthesamplebeingconfirmed.

Activelyprompttousenewtechnologyandtechniques.

Qualitycontrolofprocurement

Preparematerialsprocurementplanasrequiredbytheproject,thematerialsprocuredshallbenotedwiththeirnames,quantities,sizes,deliverydatetothesite,deliveryways,nameofsuppliers,standardsfortestandverificationmode.

Conductassessmentofqualifiedsub-contractorsandsuppliers,assesstheirensuringcapabilityforequalquality,socialcredit.Qualifiedsubcontractorsandsuppliersforthisprojectwillbeselectedfromournamelistofthequalified,andconductperiodandunscheduledadjustoftheassessmentofthem.

Whentheclientrequirestoverifythesuppliedmaterialsorequipment,procurementdept.mustproviderelatedcertificateofqualityandtestreport,owner’sverificationshallnotreleaseusfromtheliabilitiesforprovidingqualifiedgoodsandnoreliminateowner’srejectionofthegoods.

Controlofidentificationofproducts

Identificationsofproductsdeliveredtothesiteshallinclude:nameofdealer,manufacturer,name,quantityandsizeandtypeoftheproducts,testreport,defectsliabilitysheet,dateofproductionandcertificateofqualityetc.

Productsidentificationsshallberecordedinstoringregisterandcardafterqualifiedgoodsreceivedintostore.

Identificationsofconstructionprocess(storage,sectionalandsub-itemworks).

Eachproductorproductsofeachlotshallhaveexclusiveidentificationsotoensureitstrace-ability.

Controloftestandinspection

Conductinspectionandtestwhengoodsdeliveredtothesite,inspectitsqualityassurance,qualitycertificate,testreport,asforspecialmaterials,speciallynominateapersonorpersonstoinspectthemthroughsamplingandthemethodasrequired.

Materialsnotbeinspectedandtestedshallnotbeprocessedorincorporatedintotheworks.

Processinspectionandtest

Sectionalandsub-itemworksmustbeinspectedandtestedinaccordancewiththeacceptancespecifications,designandfunctionalrequirementsintheprocess,thosehaven’tbeeninspectedandtestedornotqualifiedworksshallnotstartnextsequenceoftheworks.

Finalinspectionandtest

Priortoconductfinalinspectionofunitworks,ProjectDept.willorganizerelateddepartmentstoconducttest-runofventilation,powerandwatersupplysystem,testonsystemcommissioningandrecords.

Ourcompanywillassesstheinspectionandconfirmthequalityclassofthefinalinspection,andtestinaccordancewithinspectionassessmentcriteriaofbuildingandinstallationworks,reportthemtoqualitysupervisoryauthoritiesafterthesamereviewed,confirmedbyGeneralManagerandChiefEngineerwithcompany’sseal,productsfailedtopassthereviewandconformationshallnotbedeliveredforuse.

Aimedmeasuresforqualitycontrol

Wewillworkoutaimedqualityensuringmeasuresindifferentconstructionsagesbasedonourgreatdealofpracticesandincorporatingwiththeactualconditions.

Qualityensuringmeasuresforrebarworks(referencetoFigure3forthedetail):

Figure3

Certificateofrebarquality,doublecheck

Studydrawingsandtechnicaldata

Constructionmobilization

Inspectscaffolding

Workout&reviewingredientofrebar

Studyoperationalspecificationsandqualityrequirements

Telldetailedrequirementsinwriting

Telldetailedtechnicalrequirements

Labelperdifferenttypes

Operatorsparticipate

Formationofrebar

Inspectwhenhanding-takingofrebarandformworksequences

Medialsamplinginspection

Bind&installrebar

Self-inspection

Inspectwhenhanding-takingofrebarandconcretesequences

Dealingwithacceptanceofconcealedworks

Takecareofpouredconcreteandrebar

Sampledinspectionof10%ofbeams,columnsandslabs,butnotlessthan3pieces.

Qualityassessment

Implementstandardsofacceptance

Certificateofqualityofrebar

Dealwithunqualifiedworks(rectify)

Rebarsheetofsubstitution

Cleanthesite&civilizedconstruction

Recordsonself-inspection

Sortdata

Recordsonacceptanceofconcealedworks

Qualityassessmentrecords

Constructionrecords

Generalmeasures

Foremanmusttelltheoperatorsthedetailedsequences,methodsandrequirementsofrebarpriortotheconstruction,doublecheckrebar’ssizeandquantityandpositionatanytime.Omissionofringclipsatnodalpointsofbeamandcolumnshallbestrictlyprohibitedandsizeofrebarincomplicatedpositionsshallbespeciallypayattentionto.

Inspectionmustbeconductedtoinspectrebarofupperandlowercoursesofbasementbottomslabandthesupportofcantileverstructurewhetherarefirmandreliableafterrebarbindingworkcompleted.

Thethicknessofrebarprotectioncourseshallbecomplyingtodesigndrawings.Numbersoftherebarjointsinthesamesectionshallconformtotherequirementsofspecifications.

Strictlycontroltheinsertingpositionofrebarforcolumnstoavoiddisplacementofrebaranditssizenotconformtodesigndrawings.Cementgroutatthefootmustbeclearlyremovedpriorto