标书投标某投标书
1. ProjectName:WuXiEuropeAsiaFactoryExtensionProject.
2. Client:WuXiEuropeAsiaDieselInjectionCo.,Ltd.
3. DesignedBy:WuXiIndustrialParkDesignResearchInstituteCo.,Ltd.
4. ProjectAdd:,HuaShanRoadHiteDevelopmentZone,WuXi,China.
5. ProjectSurvey:
;
projectcontainsplexworkshop,powerstationandcanopy.
±
+.
6. SurveyofStructure
:Thefoundationisthesolitarybasebinedwithstripbase;t
hemainstructureissteelstructureandreinforcedconcretestructure.
:Thefoundationisthesolitarybasebinedwithstripbase;them
ainstructureisreinforcedconcretestructure.
:Itisthelightweightsteelstructure.
7. SurveyofInstallation:
ItcontainsHV,LVdistributionsystem,lightingsystem,ACsystem,watersupply,d
rainagesystemandlightingearthingsystem.
8. Up-grade:Itcontainstheexistingpowerhouse,officebuilding,workshop.
1. Tenderdocumentof“WuXiEuropeAsiaFactoryExtensionProject”.
2. Questionaryrecordsof“WuXiEuropeAsiaFactoryExtensionProject”.
3. Designeddrawingsoftenderdocument.
4. OurConstructiontechnical,abilitiesandactualmaterialsstored.
5. Therelativepresentnational,localconstructiontechnicalcodesandregul
ations.
6. Qualitystandardsprogramdocumentandcertainstandarddetailsofconstruc
tionsitemanagementofourpany.
I. PrincipleofProjectConstructionGeneralArrangement
f“QualityFirstandEverythingisforClient”,wewillperformthecontracttof
theexcellentconstructionmanagementpersonnelwithachievedmanagementexpe
riencestoorganizethebestmanagementgroupforleading,
,
ctsmoothly.
II. GeneralConstructionProcedure
1. Basedonthepeculiaritytoarrangethegeneralconstructionprocedureasfol
lows:Complexworkshop→Powerstation→Canopy→Indoorup-grade.
2. Generalconstructionprocedureasshowninthedrawing2-1attached.
3. Accordingtotheconstructionjointsandpostcastinglocation,toarrangewo
eplatformandbeamoftheplexworkshop,tostartthebaseworkofpowerstation.
4. Constructionprocedureofplexworkshop:
:
,offices ① andworkshop
②.NamelyfromaxisHtoL;fromaxisAtoG.
:Fromphase①tophase②.
:Fromaxis1toaxisA1.
:
,todividetheareaintotwoparts,
asfollows:FromaxisA9to5asphase③,fromaxisA1toA8asphase④.
:Fromphase③tophase④.
III. BriefIntroductionofTechnology
1. FoundationWork:
Excavationwillbedoneinthepartialexcavationbinedwithlongitudinal,tr
ansversestripbaseexcavation.
Rebar:Fabricationworkwillbedoneonsite.
Formwork:Theassembledwoodenformworkwillbeusedforbaseplatformandbea
m.
Concrete:Commercialconcretetobepumpedbyconcretepumptruck.
2. ConstructionofUpperStructure
urewillbeerectedbyusingtruckcrane(16T-m).
teelpipe.
Pouringconcretetoonthefloorbearingpanelworkandroofcladding,wallcla
ddingworkwillbecarriedonincrossway.
Fortheexternalwall,thetworawscaffoldingenclosedwithplasticsheetwil
lbeerected.
3. ConstructionImaginationofSafetyandCivilization
Toestablishthetemporaryfencebyusingcoloursteelcladdingbetweenconst
’spro
ductionareawithoutpermit.
TostrictlyfollowtheconstructioncodeofsafetyandcivilizationofWuXici
ty,toenforceconstructionarrangementandmanagement.
Toactivelyattendeverykindofeducationortrainingofsafetywork,tostric
tlyobeytheclient’sregulationsorinstructions.
Tostrengthentheprotectionforclientfacilitiesandfinishedproducts.
Alltheconstructionvehiclesmustbeparkedinthepointedareatoassureclie
ntsnormaldailyworkgoingonsmoothly.
I. TechnicalPreparation
1. Intheprincipleof“thetechniquefirst”,toplayourtechnicaladvantages
onconstructiontodothetechnicalpreparationwellinadvance.
2. Beforeenteringthesite,thewholemanagementgroupmustseriouslystudyall
,tomakedetailconstru
ctionorganizationschemeforeachworkperiodinaccordancewithqualitystanda
rdandgoodexperiences,especialtheprojectwhichhasbeenawardedthe“Excell
entQualityProject”.
3. Accordingtotherequirementofconstructionprogresstotimelyarrangeeach
workforeachconstructiongroup.
4. ToenforcethestandardoftheISO9002andassurethetechnicalmeasurements,
constructionmethodsconfirmedwhichwouldbecarriedonduringconstructionpe
riod.
5. Beforeconstructionourseniorengineerwillholdatechnicalmeetingtostud
blemsfound,torecordinwritingandinformclientorengineeratonceforcorrect
ion,thensignedbyeachparty.
II. ConstructionEquipment,MaterialsPreparation
Theconstructiondurationofthisprojectisverytight,soallthosematerials’
supply,suchasfoundationreinforcement,M&Eequipment,epoxyfloor,
dowsanddoors,majordecorationmaterialsandvariousspecialkindsofmaterial
sandequipmentwhichwillaffecttheprojectprogressdirectly,shouldbeinorde
’preparationshouldmeettherequirementofsitepro
gress.
1. ConstructionEquipmentPreparation
Thepopularconstructionmaterials,suchasmaterialsoftemporaryfaciliti
es,constructiontoolssurveyormeasuremeters,fireunitsandsoon,willbedeli
veredtoonsiteinadvance,andstocked,keptwell.
Basedontheneedofconstructionprogress,toarrangethematerialsenteredi
,thepurchaseorst
temustseparatelystockedandmarked.
Asthematerialssuppliedbyclient,wewillmaketheusageplanbasedonthenee
,toarrangespecialpersonne
ltocontactwiththeengineerandtoreceiveandkeepthemwellinspecifiedplaces
.
2. ConstructionMachinesPreparation
Accordingtotheactualneedsoftheconstructionprogress,wewillarrangedi
fferentkindsofsmallmachines.
Allthelargeconstructionequipmentmustparkatspecifiedplace.
Themainconstructionmachineryequipmentwillbeshowninthemachineryequi
pmentlistattached.
III. ManpowerPreparation
1. Toorganizeaverystrongprojectmanagementgrouptoinstructtheconstructi
onalprojectmanagercertificate.
2. Tochoosethebestspecilizedconstruction,team,experiencedworkerstoper
formtheproject.
3. Exceptsomehelpers,allthelaborersareourownfixedworkers.
IV. Others
1. Timelytosubmitthemencementreporttothelocalauthoritiestogettheconst
,qualitysupervisionprocedures.
2. Timelytocontactwiththecertainauthorizeddepartmentsforfetchingrelat
ivepermits.
I. ArrangementPrincipleofConstructionSite
1. Toarrangetemporaryfacilitiesonsiteinaccordancewiththecivilizations
tandardregulationssoastoreachthecivilizationstandardizingcodespecifie
dbyWuXiauthorities.
2. Basedontherequirement,allofourmembers,materialswillbepassedthrough
thespecifiedway,toenclosetheworksitewithcoloursteelcladding.
3. Basedonclient’srequirementtobuildtemporaryconstructionfacilities.
Suchas,offices,dormitory,fabricationsheds,andsoon.
4. Thetemporarywatersupply,drainageandpowersupplywillbearrangedaround
thesite.
II. TemporaryFacilities
TemporaryFacilitiesareasshowninthefollowinglist:
Description Size
ClientSupervisor 40m2
ContractorOffice 100m2OfficeArea
Toilet 20m2
Dormitory 840m2
Bottlekhana 120m2LivingArea
ShowerRoom 60m2
ConstructionFaciliti
es
ConcreteMaintainRoom 20m2
MachinerepairandToolRoom 20m2
MaterialStore 60m2
MaterialShed 150m2
DistributionRoom 10m2
CementStore 60m2
III. LayoutPlanDuringPreparationPeriod
1. Topletethewholesetoftemporarypowerandwatersupplyworkinthesite.
2. Tofinishallthetemporaryfacilitieserectioninofficeareaandworksite.
3. Toarrangesuitableplacesfordifferentkindsofconstructionmachinesandm
aterials.
IV. WaterSupplyDrainagePipingandPowerSupplyLayout
Temporaryplumbingwillbeburiedaroundtheworksite,thenconnectedtoworkshe
ds.
1. WaterSupply:Toconnectwaterpipes( φ
50)ontothewatersupplypointprovidedbyclient,andleavethefittingsforfutu
reconnection.
2. Drainage:Accordingtotherequirementofcivilizationconstruction,tobur
ydrainagepipesorbricktrenches(400*300)aroundthebuildingandbesidethema
inroadeveryother50metresonedrainagewellwithcast-ironcoverwillbebuilt.
3. Theruleof3phase5linemustbeusedforpowersystematsite.
4. Onetemporarydistributionroomwillbebuiltonsite,everycertaindistance
oad,thesteelpipeofφ100mustbeburiedinadvanceforthesakeofsafety.
5. Theconstructionlayoutduringstructureconstructionperiod.
Itisassimilarasthelayoutofpreparationperiod.
Afterpouringconcretefoundationofplexworkshop,toleaveroomforsteelst
ructureerectionandassurethetemporaryroadbeingusedwell.
Besidetheofficearea,afterthe2ndfloorstructurefinished,toerectonese
tofhoistforverticaltransportationmaterials.
V. GeneralConstructionSiteLayout
1. GeneralConstructionSiteLayout
2. WaterSupply,DrainageLayout
3. PowerSupplyLayout
Theprojectisakindofup-grade,
rebination,equipmentremoval,replacementshouldn’tbeallowedtoinfectthe
rthbackfilling,floorconcrete,steelstructureerection,
allation,
ekeypointsanddifficultiestobeexistedduringconstructionperiod.
I. FootingBoltEmbedded
Theupperpartofthisprojectissteelstructure,thefootingboltsmustbeembedd
edverycorrectly,otherwisethiswouldcauseseriousdamageforthewholeprojec
t.
1. Tousehighaccuratesurveyinstrumenttocontroltheallowancedifferencebe
ingwithinthespecifieddataforembeddingthebolts,thatisveryimportant.
2. Footingboltsembedding:Duringworking,tousetwosetsoftransittocrossco
ntroltheembeddingpointaftercheckingagain,toweldthebolts.
II. PouringConcreteFloor
Becauseofthelargescaleofthefloorslab,thelimeearthbackfillingandpourin
.
1. LimeEarthBackfilling
Theexactconstructionmethodisasmentionedinthesectionoflimeearthbackfil
ling.
2. LevelControlofFloorSurface
,t
oremovethelevelcontrolpointsandfillthetrenchatonce.
Duringfloatingthesurfaceofthefloor,toarrangethespecialpersonneltoi
nspectthelevelofsurfacetoassuretheevennessbeingwithinthespecifiedrequ
irementof2mm/2m.
Thearrangementisasshownastheplatformlevelcontroldrawing.
3. CuringandProtection
Afterpouringthefloorconcrete,touse2layersofplasticsheettocoverit.
,tocoverontheplasticsheetwithply
wood.
III.
acedtimelysoastoassurethemtobeoperatednormallylater.
,todotheprotectionworkwell.
IV. TheJointTreatmentbetweenNewandOldRoof
1. Tostrictlytreatthejointsbetweentheabove,basedonjointsshowninthedes
igneddrawings.
2. Afterfinishingtospraywaterforchecking,ifanyleakagepointfound,tocor
rectimmediately.
V. SeasonalConstructionMeasurement
Thisprojectwillbeconstructingduringrainydays,suchas,foundation,mainst
ructureconcreteconstruction;exteriorsurfaceofwall,
retemeasurementsareasfollows:Basedonthepossibilities,planningtheconst
ruction,progressschedule,reasonablyarrangingconstructionsoastoreducet
(525#)willbeusedandwaterreduci
,thedrainageworkmustbedoneinadva
nceandkeepdrainageflowingsmoothly,soastoassureavoidsanywaterpit,which
,immediatelycov
erthepouredconcretewithsheetsprepared,andthejointmustbeleftwell,theba
ingbadweatherdays.
I. ProjectConstructionMeasure
Forthesakeofreachingthe“ExcellentQualityProject”,Wehasestablishther
equirementsforlevel,elevation,horizontalorverticalcontrolasfollows:
Theprojectsurveywillbeclass2;,eachforema
nwillbeinchargeofmeasuring,thetechnicianwillbeinchargeofmeasuringforh
orizontalpositioning,limingcontrolandlevelofBMpoint;thepany’senginee
rwillbeinchargeofcheckingforeachpositionandverticaldegreecontrol.
1. TheMainSurveyMetersfortheProject:
Name QT. Note
Horizontalallowance±2"
J2transit 2sets
Verticalallowance±6"
S3leveler 1set Allowance±3mm
Precisionleveler 2sets /
50mtapeline 3sets /
2. PlaneSurveyingControlNet
:Theplanesurveyingcontrolnetwillbedonebymeansofwel
,tosetup
relativeaxialcontrolsnetpointsforcontrol.
dgelineofexcavation,andmustbeprotectedwithconcretetoavoidanydisplacem
enthappened.
:Accordingtoplanesurveyingcontrolnet,toarran
geeachunit'ssurveyingcontrolnet.
1) FoundationStructureconstruction:Afterpositioningbasedonaxis,toconn
ecttherelativeaxistogether,finally,tomarktheedgelineofexcavation.
2) Afterthebeddingworkfinished,tomaketheaxisonthesurfaceofbeddinglaye
r,andmarktheedgeline,basicaxisoftheplatform.
3) Duringembeddinganchorboltsforsteelstructure,tousetransitchecktheax
iscontrolpoint,ifitscorrect,itcanbeweldedwell.
:Afterbaseplatformworkfinished,tore-checkthes
urveyingcontrolnetandtheaxisonthesurfaceoftheplatformandmakesettingou
tforthesectionalsizesofcolumnwall.
:
TemporaryLevelPoint:tosetupthreetemporarylevelpoints,whichwillacta
sthelevelpointsbymeansofprecisionleveler,basedontheelevationcontrolpo
intsprovidedbyclient.
VerticalLeadingMeasureofElevation:verticalleadingmeasuremustbedone
withsteeltypefromthepermanentelevationpointatthetopofthebuilding,then
tomakemarks.
adethefollowingobservationschemeinaccordancewiththe<<ProjectMeasureRu
le>>GB50026-93andthe<<FoundationDesignStandard>>.
ointmadebefore.
,thesettlementobservationmustbedonewellasf
ollowingfouraspects.
1) Thespecialpersonnelwillbeinchargeofsurveyingandcollectinginformati
on.
2) Touseprecisioninstruments.
3) Tousethefixeddatum,levelpoints.
4) Asspecifiedtoobserve.
,onetim
eafterfoundationfinishedeachonetimeafterstructure,decorationandbefore
wholepletion.
,everysettlementobservationmustbedonewiths
upervisororengineering,andtherecordlistmustbesignedbyhim.
.
awing,document.
II. Removal,Up-gradeConstruction,Measurement
Asnearlyfinishingtheexternalwallcladdingoftheextensionworkshop,tor
emovethewallcladdingoftheplexworkshop.
Afterfinishingthenewofficebuilding,tostarttheup-gradeworkoftheoffi
cearea.
Beforeremoval,toerectthetwo-rowsteelpipescaffoldingandsetthesafely
tedstackingplace.
Beforeindoorup-gradeworkstarting,toremovalalltheelectricalfittings
.
Forindoorsteelplatform,ventilationductremoval,wewilldothoseworkdur
ingclient’sholidaysasmuchaspossible.
Beforeremoving,wewillestablishtheenclosurebyusingplywoodandcolored
sheet.
Theexternalwallworkofpowerstationandextensionareaexternalwallworkw
illbedoneatthesametime.
Theseparationwallbetweenextensionareaandexistingareawillnotbestart
eduntiltheenclosureoftheextensionareaexternalwallnearlyhasbeenfinishe
d.
ationtoassuretheneededequipmentbeworkingsmoothly.
III. ConstructionMethod,TechnicalMeasurementofFoundationWork
ExcavationForm
ComplexWorkshop:Thefoundationstructureissolitarybasebinedwiths
tripbasewhichisburiedinthedepthof–
,wehavedecidedtoexcavateintheindep
dthebasebottom;theslopewillbe1:.
PowerStation:Sameasplexworkshop.
Canopy:
dinthedepthof–.
ExcavationWay:Toexcavatebymeansofmachineryexcavationandmanpowerdig
ging.
Wehavedecidedtotakethesmalltypeexcavatortoexcavate,butpartialspace,w
ewilltakemanpowerwaytodo,accordingtotheupgraderequirement.
TechnicalSolution:
Alltheexcavationshallbedoneaccordingtotherequirementofdepthoft
hefoundationplatformbeamintensitytoformastrip
Toarrangesuitabledumptruckfortransportation.
Whenexcavating,20CMthickofearthfromthebottomofthefoundationsho
uldleftformanualdigging.
Specialassignedpersonnelshalldirecttruckoffloadingorunloadingt
heexcavatedmaterial.
Ifsomeactualsituationfoundisnotsimilarastheearthreport,immedia
telytoinformengineerordesignerofitandtotakenewmeasure.
SafetyMeasurement:
Nooneshallbeallowedtostandwiththeradiusoftheexcavationarm.
Ifworkingduringnight,tomakesuregoodlightingisprovided,lighting
alsoshouldbeinstalledalongtheroadforvehiclestopassthroughsafely.
TheQualityRequirementofExcavation
Formainstructureparttheexcavatedlevelallowancemustbe ±
15cm(UsingExcavator).
Theslopeallowancemustbe±25cm.
Beforebackfill,tomakesurethatthereisnowaterorrubbishinthefoundatio
forchecking.
Eachbackfilllayerwillbe25cm~30cminthickness,pactedbyoilgasrammer.
Afterbackfill,pactedbyrammer,thetestingworkmustbeperformedtheinten
%ofthebackfilllayershouldb
equalifiedwiththedesigneddensityrequirement.
3. LimeEarthBackfilling
Basecleaning → Checkingearthquality → Backfillinginlayers →
Leveling,pacting→Testing→Acceptance.
Beforebackfilling,tocheckthewatercontentofthelimeearth,ifitsqu
alified,,accordingtotheactualresult,totakesuit
ablemeasurestocorrectit.
Tostrictlyfollowthedesignedrequirementoflimeearthtobatchmix.
Tobackfilllayerbylayer,eachlayerthicknesswillnotbemorethan30-4
0cm,afterleveling,topact.
Iftheroadrollercan’tbedrivenintotheareaforpacting,wewilluseth
epetrolpactorforpactinglayerbylayer.
Forbackfillingthestripbaseorroadbase,wewillbackfillinsectional
,andmus
tbemorethan1minverticaldirection.
4. Re-barManufactureWork
Sampling → Drawingthemanufacturesticker →
Adjustmentantirusttreatment → Materializing → Fabrication →
Storageandlabel → self-checking → ExpertInspection →
transferringtotheconstructionteam.
TheFoundationRe-barTyingProcedure
Preparethematerials → Deliverytotheproperworkgroup →
Tyingre-baroffoundationplatform → Tyingre-barofframecolumn →
Protectionlayer
-bar
Differentkindsofre-barmustbebasedonthedesignedrequirement,withtheexac
tmanufacturedate,type,
onsite,,anydamageorrusts
ituationwillnotallowedtohappen.
-barConnection
Accordingtothedesignedrequirement,binedwiththeactualconstructi
oncondition,thejointsofeachpairofre-barwillbetiedwithwireorweldedbyus
ingweldingmachine.
Ifthere-barislessthan18mmindiameter,tyingwithwiremethodwillbeu
sed,ifmorethan18mmindiameterandlessthan25mm,thejointsmustbewelded.
-barofthebeamshould
notbemorethantwopoints,theweldedjointsoftensileregionwillnotbemoretha
n25%.Theweldedjointswithinthelengthof500mmwillnotbemorethantwopoints.
-bar
Allre-barprotectionlayersmustbestrictlyfollowingthedesignedtec
cesstoavoidmainre-barbeingexposedoutside
Usingconcretemortartoprefabricatevariouskindsofre-barsupportin
glayer,astheintensityreaching100%,itcanbeused.
Theplacementofconcretesupportinglayershallbeinaregularorderfor
-1000mmandtoplacelayeronbothsidesoft
.
Allconcretelayermustbefixedtopreventfromfalling.
-barSampling
Forthere-baroftheframecolumn,beam,samplingshouldbefulfilledthe
requirementofdesign.
Topreparematerialsaccordingtothesizesindicateindrawingorlistst
odirectmanufactureprocess.
Inordertoensuretheaccuracyofthesampling,technicalpersonnelshou
ldmakemateriallists,drawingandinstructthefabrication.
5. Formwork
Exceptthebrickformundertheplatform,theformsforotherplatformorbeam,col
umnwillbe18mmthickplywood50*
φ
underplatform.
TheSequenceofFormworkInstallation
Leveling→Tyingre-bar→Formworkpositioning→Checking→Acceptance.
Preparationworkpriortoplacingformwork.
Beforeplacingtheformwork,thesurfaceofformworkmustbecleanedandpaintedw
ratingforthebedding,
ct,theformworkinstallationcanbestarted.
Formworkinstallationforbasebeamswillincludewoodenformandsteelpipew
,itneedsspecialenforcement;fordeepe
rwithin700mmto900mm,apairofbolts( ф
14mm)
stallingbeamformwork,alltheaxisorcentrallinesshouldbeplacedonthebotto
mformandactedasreferencetocontroltheaccuracyofthebeamlocation.
QualityRequirement:
Thequalityofformworkandothersupportingmaterialsmustbequalified
withtheindustrialstandard.
Surfaceofformworkmustbesmoothandpaintedwithdisplacementagentbe
foreusing.
Formworkandsupportingmaterialmustmeettheintensityandstabilityr
equirement.
6. ConcreteWork
workorders,topourconcreteinseveraltimes.
Wewillchoosetheconcretesuppliernotonlywithgoodreputationbutals
onearerourworksite.
Tomakedetailsupplyschemeandconfirmtheintensityormixtureratioof
concrete.
Toarrangespecialpersonneltoinformthesupplierofconcretedelivery
inadvance,accordingtotheactualneedsorconstructionschedule.
Totestandchecktheconcretequalityonsite,ifunqualified,torefuser
eceiving.
Theconcretefoundationplatformandbasebeampouringshallbeusedwith
concretepump,connectedwithhardsteelpipestopour,ifitisneeded.
Duringpouringconcrete,
tdoingwell.
Anyaddingintotheconcretewithwaterdonebypumptruckdrivermustbefo
rbidden.
Toarrangesuitablevibrationordertoavoidanycoldseamappeared.
Whenpouringconcretelayers,
evibrationontopcan'tberepeated.
Whenvibrating,thevibratingrodshouldkeepamovingdistanceof400mmt
opreventemptyholesorqualityproblemfromhappening.
Thevibrationmustbedoneproperlytocontrolthevibratedthickness,in
tensity,especiallyatthecrossofcolumnandbeam,ortheplacewithmuchmorere-
bar.
Thespecialinspectorshouldbeassignedtomonitortheformsposition,s
upportingrods,,correctth
ematonce.
ManagementonSite
PreparationbeforePouringandVibratingConcrete
1) Allequipment,
.
2) Checkthetechnical,,toc
orrectatonce.
3) Forthesitemanagementpersonnel,eachoneshouldunderstandclearlyownres
,supportingrodsandre-bar,vibrating
workgoingonsmoothly.
ConstructionDispatch
1) Themanpowerarrangementforpouringconcretewilldependontheneedsofpour
,twoworklift
swillbearranged.
2) Toarrangespecialpersonneltoconductwiththeconcretesupplierduringpou
ringsoastoassurepouringconcreteinonetimesmoothly.
3) Toarrangespecialpersonneltodispatchandinstructtopourconcreteinsuit
ablespeedinaccordancewiththeactualsupplyingsituation.
IV. MainStructureConstructionMethodandTechnicalMeasure
1. VerticalTransportationWayofMainStructure
ComplexWorkshop:Wewillusetruckcrane,pumptruckandhoisttodothevertic
onents,rebar,formworkandsoon;thehoistwillbeusedforliftingsomeroofmate
rialsanddecorationmaterials.
Powerstation:Wewilluseconcretepumptruckforpumpingconcretethroughpi
ping.
2. SteelStructure
Theupperpartstructureofplexworkshopis“I”typesteelstructurecolumn,be
am,partialinstalledwithsteelfloorbearingpanel;theroofwillbecoveredwit
hroofcoloursteelcladding,
ding(horizontalwave).
Allthesteelstructureponentswillbefabricatedinthespecializedmanufactur
eplantandassembled,erectedonsite.
hed.
1) Toseriouslystudydrawinganddesignedrequirement
Masteralltheponentinstallationprocedures,especiallythejointsandtheirc
onnectionmethods.
2) Accordingtotheactualweightofthesteelponentandinstallationelevation,t
oarrangepropertruckcraneorotherrelativeequipment,materials.
3) Cleanuptheroadthetruckcranewillpassthrough,toassureitworkingsmooth
ly.
4) Theinstallationschemewillbeapprovedbyclientorengineerinadvance
1) Touseonetruckcranetounloadthesteelponentsandroofcladding,onelotbyo
,keepthemingoodcon
,theprotectionworkmustbedonewell.
2) Toarrangeaheavytruckcranetoerectthesteelroofframeandbeam.
3) Beforeerecting,,thenlift
edbytruckcrane,whichwillbedirectedbyspecialpersonnel.
4) Twoendsofsteelframeorbeammustbetiedwithropetoadjustthedirection,po
sitionduringinstalling.
5) Theheightofsidesupportingforbeamshouldnotbeovertheflexiblescaffold
,theerectorshouldcoordinatewellw
iththecraneoperatorforadjustmenttoassurethevertical,horizontaldegree.
6) Afterboltedsteelframeorbeamontothepre-le.
Afterpositioningthesteelframeorbeam,immediatelytoerectthesupportingro
zes.
1) LiftingandStacking
a) Thegroundforstackingthefloorbearingpanelshouldbeeven,eachstackings
houldn’tmorethan60pieces.
b) Afterbearingpanelsdeliveredtoonsite,tokeepthemwellinordertoavoidan
ydamagedorpollutedthingshappened.
c) Tocheckeachlotnumbertoassureitbeinginrightliftingposition.
d) Totakeatrypriortoliftingsoastoassureeverythingbeingingoodcondition
.
2) SamplingWork
a)
usedbydifferencesofsteelstructureerection.
b) Duringbearingpanelinstallation,tomakethebasiclineateachendofthepan
el,50mmpointfromeachendofthesteelbeam.
c) Duringbuttjunctionworkofbearingpanels,tomakebasiclineateachendofth
epanel,aimtothecenterlineofthesteelbeam.
d) Retainingsheetinstallationmustfollowthesampleline.
3) InstallationWork
a) Afterthesteelstructureworkcorrected,welded,andcheckedwell,tostartt
heinstallation.
b) Toconfirmallthestrengthenedponentsinstalledwell,tostartthework.
c) Toinstallthebearingpanelonebyoneinaccordancewiththebasicpointofthe
mouldingpadeyes.
d) Topositioneachpieceofbearingpanelbasedonthenominalwidthsize,tofast
enwhilepaving.
e) Forthejunctionsatcolumn,orbeams,tocutthepanelbyusingequalioncutter
.
f) Totimelyfinishtheedge,retainingpanelorstrengthenworkmustbebasedont
heprogressrequirementsofthegroutwork.
4)Welding,FasteningWork
a) Theweldingrod:E4313orE4322,φ<.
b) Eachwavepositionedonthebeammustbeatleastpointweldedonce.
c) Theweldedspaceatsteelbeam,lappedbetweenbearingpanelandedgeshouldn
’tbemorethan900mm;theweldedspaceattheendofbearingpanelshouldn’tbemo
rethan350mm.
d) Theweldedlengthbetweenretainingsheetandbeamshouldbe25mm,itsspacewi
llbe300mm.
e) Ifusingthebearingpanelasedgepanel,thewidthofthepanelwillbe344mmor4
10mm,andbecutonsite.
f) Thefasteningpointsshouldbeweldedorfixedbyclipsinthespaceof500mm.
g) Thelengthofedgepanelwillbe2000mm;thefastenedlengthwillbe50mm.
h) Thejointsbetweenwavesofbearingpanelsandsealingpanelsmustbeweldedwe
ld.
1) Toliftthepurlinontotheroofbytruckcrane,theninstalledbymanpower.
2) Toprepareasteelrod(12mm)forpositioningtheboltsaspurlininstalling.
3) Weldingworkisstrictlyforbiddenduringpurlininstallation.
Theroofcladdingsystemconsistsofsteelcladding,insulationlayer,wiremesh
.
Anypenetrationproblemmustbeforbidden.
1) ,topave
theinsulationlayeronthewirematandpulltidy.
2) Thepavingworkofroofcladdingshouldfollowsthisinsulationlayerpavingw
ork.
3) Thefiberglassinsulationlayermustbelappedbyspecialnailorscrewtoensu
rethejointsbeinginsamelevelwiththewholesurfaceofthelayer.
1) Thefirstroofpieceofcladdinginstallationisveryimportantforpavingthe
,beinarig
departurefromtheaxis.
2) Tofixthescrewsinthespecialway,andspecialscrewswhichfastenedwithrub
,thefixingpointsmustbelinedandmarked.
3) Fortheconvenienceofroofridgeinstallation,twosidesofroofcladdingmus
tbeinstalledatthesametime.
4) Toinstallroofridgecladdingmustbealongtheridgelinemarkedbefore.
TheSteelstructureblockBofmainworkshopis“I”type,assembledsteelcolumn,b
eamandsteelsupportingponents,purlinscoveredwithinsulationlayerandroof
-contractorwillfabricatethesteelframe,columns,beams,in
cludingponents;Purlinsandroofcladding,wallcladdingwillbepurchasedfrom
,colu
mns,beamsorponentswillbefabricatedinthemanufactureplantandassembled,e
rectedonsite,althesemustbestrictlyinaccordancewiththedesignedrequirem
,wewillinviteclient’sengineerorsup
ervisortoinspectthemanufactureplantandchecktheirproductionprocedurein
ineer’sapproval,
reinstallationprocedureisasshowsinthedrawingattached.
3. Re-barManufactureWork
FabricationProcedure
Sampling → Drawingthemanufacturesticker →
Adjustmentantirusttreatment → Materializing → Fabrication →
Storageandlabel → self-checking → ExpertInspection →
transferringtotheconstructionteam.
TheFoundationRe-barTyingProcedure
Preparethematerials → Deliverytotheproperworkgroup →
Tyingre-baroffoundationplatform → Tyingre-barofframecolumn →
Protectionlayer
TheQualityofRe-bar
Differentkindsofre-barmustbebasedonthedesignedrequirement,withtheexac
tmanufacturedate,type,
onsite,,anydamageorrusts
ituationwillnotallowedtohappen.
Re-barConnection
Accordingtothedesignedrequirement,binedwiththeactualconstructi
oncondition,thejointsofeachpairofre-barwillbetiedwithwireorweldedbyus
ingweldingmachine.
Ifthere-barislessthan18mmindiameter,tyingwithwiremethodwillbeu
sed,ifmorethan18mmindiameterandlessthan25mm,thejointsmustbewelded.
-barofthebeamshould
notbemorethantwopoints,theweldedjointsoftensileregionwillnotbemoretha
n25%.Theweldedjointswithinthelengthof500mmwillnotbemorethantwopoints.
-bar
Allre-barprotectionlayersmustbestrictlyfollowingthedesignedtec
cesstoavoidmainre-barbeingexposedoutside
Usingconcretemortartoprefabricatevariouskindsofre-barsupportin
glayer,astheintensityreaching100%,itcanbeused.
Theplacementofconcretesupportinglayershallbeinaregularorderfor
-1000mmandtoplacelayeronbothsidesoft
.
Allconcretelayermustbefixedtopreventfromfalling.
4. Formwork
Theexpansionfoundationofplexworkshopandpowerstationwillbeframestructu
,columnwillbe18mmthickplywood50*100wooden
φ
48mmsteelpipewillbethesupportingsystem.
Framecolumn:Leveling → Tyingre-bar → Scaffoldingerection →
Formworkpositioning→Checking→Acceptance.
Platformbeam:Scaffoldingerection→Formworkpositioning→Checking→
Acceptance.
ColumnFormworkErection
Beforeerectingcolumnformworkandtypingre-bartoerectfullhallscaf
foldingonthemainworkshopplatformtoassurethestabilityandconnectionofco
lumnformworkineverydirection.
Touse18mmthickplywood,timber,steelpipe,supportingandfastenersf
,itmustkeepadistanc
,4verticalpipesareenoug
h,
idthmorethan700mm,.
Thekeypointsofcolumnformworkconstruction.
1) Duringconstruction,lining,thecolumnborderlinesshallbeextendedforan
other300mmfordouble-checkingandadjustingtheformwork.
2) Inordertosecuretheforms,aspouringconcreteforslab, ф
25mmshortre-barshouldbeembeddedalongtheborderlinesofcolumncorners,kee
padistanceforabout300mm,
outside.
3) Priortoerecting,tocheckandcleantheseamstoavoidanyproblemwhichwould
beappeared.
4) Beforeerectingcolumnformwork,tocheckthecolumnre-bartopreventthemfr
omleaningorimproperplacement.
Thedescriptionforsettingup
1)
amformsystemshallincludesteelpipeswithsteelfastenerstosupport.
2)
.
3)
eshortsteelpipesshallbekeptfrom500-900mm.
Thedeepbeamformwork
Forthebeamheightdeeperthan700mm,
eightwithin700-900mm,apairofboltwithddiameterof14mmneedtobeplacedinth
,twopairsofboltsneedtobeplacedin
themiddle.
Themainpointsforplacingthebeamforms
1) Whenlayingout,theaxiallineandcenterlinesshallbeplacedonthebottomfo
rmsandslabsasreferencestocontroltheaccuracyofthebeam'slocation.
2) Whenthebeamisgreaterthan4000mm,
forthearchshallbe11000mm.
3) Inordertopreventbebeamformsatthebottomfrommoving,thetwosidesoftheb
,it
isimportanttoadjusttheformworktobestraightandflat.
4) Thesideformsforthebeamsshalladdlockpoints,steelpipesorwoodenheader
joistcanbeused.
Theformworkforbaseslab
1) Thealloverscaffoldingisrequiredassupportforpouringconcretebaseslab
.
2) Woodenbottom:
connecttothewoodenforms.
scertainintensity,theregularplatform,basebeamformationrequires18hours
curingtimeafterpouringconcretetoproceedformworkdisplacement.(Ifconcre
teintensityismorethan100N/cm2)
DisplacementOrder:Firsttodisplacethelateinstalled,thentodispla
cetheearlierinstalled.
Whendisplacingformwork,don'
isplacedformandpipeimmediately.
Thequalityofformworkandothersupportingmaterialsmustbequalified
withtheindustrialstandard.
Surfaceofformworkmustbesmoothandpaintedwithdisplacementagentbe
foreusing.
Formworkandsupportingmaterialmustmeettheintensityandstabilityr
equirement.
5. ConcreteWork
Fortheframecolumnsbeamsandplatformofplexwork,powerstationwhichwillbep
ouredintowtimes.
Forframecolumnconcrete,
.
Toarrangepropervibration,preventcoldseamfromhappening.
Whenvibratingconcreteforslab,tocontroltheelevationoftheplatfor
heconcretebeinginitialset,touseconcretefloatingmachinetofloat.
Duringpouring,tomakeconcretetestingblockevery100cubicmeters,an
drecordwell.
Within15hoursafterfinishingpouringconcrete,tocoverthesurfaceof
theconcrete,basedontheactualtemperature,tokeepitbeingwet,thecuringper
iodismorethan7days.
6. MasonryWork
Beforebuilding,tosample,ifthereisnoplaceforputtingonewholebric
katheend,itmustbepatchedwithpopularbrick.
Theholesofbearingcellularbricksmustbeinverticaldirection,theho
lesofno-bearinghollowbricksmustbeinhorizontaldirection.
Ifit’snobearingbrickwall,atleastthreelayersofsolidbricksmustb
ebuiltatthebottom;withinonemeterfromthedoorframewhereshouldbebuiltwit
hsolidbricks.
Ifthehalfcellularbrickwallistoohigh,the φ
esolidbrickbondmustbebuiltineveryothercertainheightinstead.
Betweenbricklayerswheremustbefullofmortar.
Themortarratiomustbeproperinaccordancewiththedesignedrequireme
nt.
Tostrictlyinstallthetiebarintothewall,basedonthedesignedrequir
ement.
Description Allowance(mm)
Axialdisplacement 10
Verticalperlayer 5
Surfacelevel 8
Mortarjointhorizontal 10
Topelevationofbrickwall ±15
Mortarjointthickness(Per10layer) ±8
Width ±5
Door&windowopening
Height ±15
Externalwallopeningdisplacement 15
:
Steelpipe:ф48mmx3500mm
BambooSheet:Verygoodinquality
Typingwire:-wire,tworodstired.
,horizontalandsharingsupporting.
Thebaseofscaffoldingshouldbetreatedasfollows:first,topacttheea
rthtwice,thencastC20concretebasewhereshouldextendtotheoutsideofthesca
ffoldingby50cm.
;theverticals
tingmustbefastenedwithbighorizontalsupportingandtheverticalallowanceo
everyothertwelvemeters,thehorizontalspaceofbigcrossoftierodissixmeter
s,fixedwithfasteners.
Thebamboosheetswillbepavedfullyonthescaffolding,thesafetynetwi
llbefixedontheexternalsideofthescaffolding,andallrailswillbeonemeterh
igh.
Thescaffoldingpipesmustbefastenedtobuildingstructurebytierodsi
ethansixmeters.
Allthescaffoldingpipeswillbepaintedwithblackandyellowcolorpain
t.
:
Nohoistingmaterialsbymeansofscaffolding.
Notransferringmaterialsbymeansofusingscaffolding.
Nodiggingatthefootingofscaffolding.
Duringconstruction,anypartofscaffoldingisstrictlyforbiddentobe
removing.
Noknockingbyanyvehicle.
Noclimbing.
Duringtyphoonperiodoftime,noworkingonthescaffolding.
Duringremovingtime,anyone,excepttheerectorsisstrictlyforbidden
toentertheremovingareaarrangedinadvance.
Removingorderiscarefullycarriedonfromtoptobottom.
Toarrangespecialpersonneltobeinchargeofdirectingforremoving.
Allthematerialsmustbeshifteddowntogroundbymeansofpulleyorrope.
V. ConstructionMethodandTechnicalMeasurementofDecorationWork
1. ConstructionProceduresofDecoration
Theplexprocedure
Plasteringinwet
Floorinwet
Indoordecoration
Structureacceptance
→
Door&windowsinstallatio
n
→Outdoordecoration
IndoorDecorationprocedure
Todowetworkfirst,,thensurface.
Basework:Floor→wall→ceiling
Surface:Ceiling→wall→floor
2. ThePrinciplesofDecorationWork
Duringdecorationperiod,tostrictlyfollowtheconstruction,procedurean
ds.
ustbeinrightanglewithstraightlines.
Allthefloororwalltilesmustbeselectedaccordingtotherequiredsizebefo
retilingsoastoassurethepatterninrightcolor,thejointlinesinstraight,me
anwhile,withoutanyhollowhappened.
Thedecorationworkmustbedonestrictlyinaccordancewiththedesignedrequ
,wewillreplacethemandrenewinorde
rtoassurethedecoratedarea,whichwillbeacceptable.
yimportant,
withthewholesurfacepainted.
eryone'sconsciousnessonprotection,meanwhiletoarrangespecialinspection
tocheckaroundthefinishedarea.
3. ConstructionMethodsofDifferentKindsofWorks.
Plastering,PaintingWork
Plasteringwork:Plasteringworkisveryimportantforthenextpainting
.
1) Thebasesurfaceshouldbesolidwithoutanyholloworcrack,powder,meanwhil
eitmustbeindryandcleancondition.
2) Thewatercontentmustbelessthan10%,itsPH<
rwallshouldbemorethan14days.
3)
ntmixtureinadvance.
4) Beforepainting,touseddilutedemulsionpainttobrushonthesurfaceofthew
all.
PaintingWork
Constructionprocedure:Cleaningsurface → repairingandscraping →
sandpapering → firstscraping → sandpapering → secondscraping →
sandpapering → dilutedemulsionbrushing → primercoat → scraping →
sandpapering→midcoat→sandpapering→topcoat.
1) Beforeusingpaint,tomixitwithspecifiedagentorwater.
2) Tocleanthesurfaceoftheplasterwallsinadvance.
3) Paintingintermittenttime:everyothertwohoursisforbrushingprimecoat,
hasbeendried.
FloorTile,WallTileConstruction
Tilingprocedure:Basetreatment → plastering →
selectingtile,wateringtile → sampling,lining → settinguplevelpoint →
placingbottomruler→pavingtiles→cleaningjoints.
Leveling
1) (1:3),tousethiskindsofmo
,
tomaketheplasteringlevelineachsquaremeters.
2) Tocleanandwaterthebaseoffloorandcaulkalltheendsofthepipesforwaterp
roofing.
3) Toplasterajointlayerwithplaincement(1:~).Itisplasteringwhile
itisleveling.
4) ThewaterproofcementmortarshouldbemixedwithproperdensityagentofJJ91
.
5) Ifthelevelingthicknessisover30mm,itshouldbepavedlayerbylayertoavoi
danycrackorblistering.
6) Beforethelevellayerhardened,topressfinishatleasttwice,finallytrowe
l.
7) Curing:afterleveled,pressedfinishandtrowel,towateronedaylater,thec
uringperiodis7days.
Pavingfloortile
1) ,water
wholefloorlayeraheadof24hours.
2) Duringarrangingthefloortiles,itshouldbedoneaccordingtothedividerli
ne,meanwhilethearrangementshouldbesuitablewith1mmjointleftbetweenapai
rofedges.
3)
~
olline.
4) After15minutesoffinishingaphaseoffloortile,tousehardwoodenpaneltop
actthetileinthestepofpavingorderforlevelingandadjustingthejointinthes
.
5) Onedaylater,tocleanallthejointandjointingwithcementmortar(1:1)then
finalcleaning.
ElectrostaticFlooringConstruction
ConstructionProcedure
Base Cleaning, Leveling
Racket Sampling
Raceway Laying
Fastening Racket
Floor Boarding
Electricity Installation
Electricity Facilities Installation
Circuit Laying
KeyPointofConstruction
1) Tocleanthewholeareawheretheelectrostaticfloorwillbeinstalled.
2) Tomeasuretheactualsizeoftheareaandtosample,layinaccordancewiththee
,toadjustbasedontheclient
’srequirement.
3) Forthesakeofconvenienceofconstruction,toconsiderabouttheaestheticz
oningoffixedstructure,thresholdbeforeadjustingandlayinginlargescale.
4) Tomeasuretheleveldifferenceswithinthewholeareaandconfirmtheexisted
structurelevel,thentoconfirmtheelectrostaticfloorwhichwillbeinthesame
specifiedlevel.
5) Tosetthelevelpointandtosurveythelevelelevationofthefloorbymeansofw
atercolumn,thentoconfirmtheactualoverheadheightbasedonthespecifiedreq
neonthewallandcolumnastheheightlevellineoftheelectrostaticfloor.
6) Generalspeaking,
equired,topaveintheotherwayasshemeconfirmedonsite.
7) Toarrangetheracketsalongthesetline,thentofixtheracketsbyusingexpan
,tocleanthewholeareabyusingvacuumcleaner.
8) Afterfasteningtherackets,toadjustthescrewrodandlevelingtheflooring
sonebyone,thentocutatthejointbetweenthefloorandwallsurface.
9) Duringtheworkingperiod,anyotherworktradewillnotbeallowedtoworkwith
inthisarea.
.
1) Floorboardingwillnotbestarteduntilalltheotherworksfinished.
2) Tocheckthewholeareawhichmustbecleanwithoutanydust,rubbishorwaterpr
iortopaving.
3) Ifanyunqualifiedthingsfound,tocorrectwellimmediatelybeforepaving.
4) Tomakesurethefollowingpointsbeforestarting:toselectthestartpoint,a
ndconfirmthelevelbasepoint.
EpoxyCoatFloorConstruction
BaseCheckingandTreatment
Thisworkcontainsthewatercontentrateofconcrete,evennesstesting,PHtesti
ng,strengthtesting.
1) WaterContentTesting
Plasticsheetmethod(ASTM4263):Topavetheplasticsheet(45cm*45cm)onthesur
faceoftheconcreteandtosealaroundthesheetbyusingtapefor16hours,ifanywa
terdropformedortheconcretesurfacebeesblack,itmeanstheconcretestillist
oowet,that’sunqualified.
2) MoistureContentClearance
Thewatercontentofconcreteshouldbelessthan9%,otherwiseitmustbecleared.
Themoisturecontentclearancemethodsareasfollows:
a) Ventilation:Tospeedupairingsoastomakethemoisturecontentoftheconcre
tebeinginrapidvolatilesituation.
b) Tolowerthedewpointtemperature:Toclearthemoistureintheairbymeansoft
hefollowingmethods:dewateringagent,dehumidifierorairing.
3) BaseSurfaceTreatment
Themethodsofsurfacelevelingareasfollows:
a) Acidpickling:Tocleantheconcretesurfacebyusing10-15%HCL,afterreacti
onfinished,toflushandbrush.
b) Mechanicalmethod(forlargescale):Tocleartheprojectionbyusingsandbla
stingmachineorpowerfloat,tocleartherubbish,
hentouseepoxyresinmortarsealerorepoxyrealertorepairthesurface.
Qualifieddataofconcretebase
CheckedItem
Moistur
e
Strengt
h
Evenness PH Surface
QualifiedDat
a
≤9% > ≤2mm/M <10
Cleanevenwithoutsand,crack
.
Primerpaint:Tousebrusherorcoatingrollertopaintoneortwotimesati
ntervalsof8hours.
Sealer:Touseepoxymortartorepairtheunevenpointsonthesurfaceofth
.
Screedingtoplayer:Toscreedthemixedmateriallightlyinuniformthic
knessof1-3mm.
Waxingandcuring:After24hoursoftheself-levelingworkfinished,tow
,theareacanbeused.
Checkingacceptance:Thewholesurfacemustbeinsameevennesswithoutc
olourdifferences.
EpoxyMortarFloorWork
BaseRequirementofNewConcreteFloor
1) TheconcretestrengthmustbemorethanC30.
2) Thebasesurfacemustbeclean,dryanddamp-proof;thenewconcretefloormust
becuredformorethan28days,anditsrelativemoistureshouldbelessthan80%,th
eepoxymaterialcanbeusedonthebase.
3) Theevennessofthebasesurfacemustbeconsistentwiththe“excellentstand
ard”.
BaseSurfacetreatment
1) Touseimportedsandblastingmachinetoclearthefloatingmaterialonthesur
face.
2) Ifsomecrackfound,totreatwithepoxyrealer.
3) Tocleanthesurfaceofbasebyusingvacuumcleaner.
EpoxySystematicMaterialsConstruction
1) Tomixtheepoxyprimeroilbyusinglowspeedmixer.
2) Topainttheoilonthetreatedsurfaceofthebasebyusingcoatingroller.
3) Beforetheoilinitialsetting,
meshouldbebasedontheactualindoortemperature.
4) Toputthepackagedepoxymaterialsintothespecialmixerformixingforsuita
blewhile.
5) Toputthemixedepoxymaterialintopaver.
6) Topavethemixedepoxymaterialonthebasesurfaceslowlymeanwhiletostrict
lycontrolthepavedmaterialthicknessthroughthepaver.
7) Tomodifyallthejointsandadgesbylabour;tofloatfinishforthelargescale
areabyusingspecialepoxyfloatingmachine.
8) Theoriginaljointsinthebasemustbereserved.
9) Aftertheepoxymortarinitialsetting,
alperiodwillbe2or3daysinaccordancewiththeactualindoortemperature.
10) Toputtheepoxypaintintothelowspeedmixerformixing.
11) Tousespecialcoatingrollertopaintonthesurfaceofthepavedepoxymortarl
ayer.
12) Aftertheepoxypaintbeesfullysolid,generally,5or7daysforcuring,thewh
olepaintedareawhichcanbeused.
LightgageSteelJoistCeiling
ConstructionProcedure
Lininginlevel→ToFixHanger→SteelJoistInstallation→JoistAdjustment→
FixingMidSmallJoist→GypsumBoardInstallation→Ceiling.
1) Beforeinstallinggypsumboard,alltheplumbing,hangerorventilationduct
abovemustbeinstalled,checkedwell.
2) Allthehangersmustbepaintedandfixedinverticaldirection.
3) Beforeinstallingthealumalloyceiling,tocheckcarefullysoastoassureno
neofdamagedwhichwillbeinstalled.
LightgageSteelJointPartitionInstallation
ConstructionProcedure
Preparation → Lining → AlongBottom,TopLineInstallingJoist →
VerticalHorizontalJoistInstallation → EmbeddingPlumbing →
SoleplateInstallation → GypsumBoardInstallation → RepairingJoints →
ScrapingFinish→Polishing→Painting.
QualityAssuranceandCheckingforLightgageSteelJoistPartition
1) Allthematerialsmustbequalifiedwiththerequirementandasthesamplesapp
rovedbyengineer.
2) ToStrictlyconstructbasedontheconstructionregulation.
3)
4) Requirementwithactualitemofwork.
5) Timelytochecktheconcealedworkandrecordwell.
6) Duringself-checking,toemphasizethevertical,leveldegreeandjointcorn
er
7) Treatment,toassurethewholesystembeingqualifiedwiththedesignedstand
ard.
VI. AluminumDoor,Window,LouverPlywoodDoorandFireProofRollingDoorInstal
lation
1. AntisepticTreatment
1) Ifit'snecessary,theantiseptictreatmentwillbedonearoundthedoorframe
inaccordancewiththedesignedrequirement.
2) Topaintonthesurfaceofallthehardwarepartsforantiseptictreatmentexce
ptstainlesssteelparts.
2. PositioningandFixing
rtwoodeninsertionintothegapbetweendoorframeandwall,toadjusttheirposit
ionwell,thentotemporaryfix.
3. FixingDoorandWindowFrametoWallStructure
Forjointplatefixontothewall,willbefixedbyshootnails.
Thejointplateshouldbefixedatthepositionof180mmfromtopandbottomofth
.
4. GapTreatmentbetweenDoor&WindowandWall.
Tofilltheglassfiberstripsorfoamsagentintothegap,ifthereisnodesigne
dnotes,otherwisetodoasshowninthedrawings.
Theexternalgap,tousesealagenttostop
5. Door&WindowPanelsInstallation
Thisworkwillnotbestarteduntiltheindoororoutdoordecorationworkwillh
avebeenfinished.
Thefloorspringdoorwillnotbeinstalleduntildoorframeandspringfitting
.
6. Note:
Duringconstructionperiod,todotheprotectionwiththepapertapeonthefin
ishedproductandtimelycleanthesurfaceoftheframe.
Tofixthesealstripinproperwaytoavoidreleasing.
VII. ConstructionMethodofRoofWork
:Steelbearingpanel,waterproofsheet,
(vio
letray-resistance).
:Pouredreinforcementslab,
ionpanel,20mmTH.(1:)cementmortarlevelinglayer,
teandtwo-wayrebar(φ),-resistancewaterproofsheet.
.
,tosetmortarleveleronthesurfaceinthespa
,tocontroltheelevationofthelevelinglayer.
,.
,toscreedwithstraightedgeandtowoodentrowelforpact
ingatonce.
,eaveflashing,gutter,totrowelroundedcorner
s.
-setting,tousesteeltroweltopactandpolishthesurfaceto
assurethelayerbeinginthesamelevel.
,towaterforcuring.
.
Tochoosewaterproofsheetinaccordancewiththerequirementshowninth
edrawing.
Theoverlapjointmustbeweldedinheatairtoassureallthejointbeingla
ppedwell.
Tocleantheroofsurfacebeforepavingsheet.
Constructionmaterialsmustbekeptwelltomakethembeingingoodcondit
ion.
.
Tocleanthebasesurfacetoavoidanyrubbishthatwouldbeleftonthesurf
ace.
Tolinealonginparallelwiththeridge,thentopavethewater-proofshee
-801glue
onthesurfaceofbase,,tousethe
pressurerollertopacttoassuretheadhesiveefficiency.
Foroverlap,
sthan80mm,theshorteredgelappedmustnotbelessthan100mm.
Aroundtheroofedge,touse‘u’typebeadtofixthescrewfixedinthespa
ceof250mm,-PVCsheet.
Tousebeadtofixthesetbackofsheet,thentosealtheendwithsealant.
.
.
.
Topre-paveinadvanceandbasedontheactualneedstocutthepanel,especiallyfo
.
.
,,
tocleanthesurfaceofinsulationlayer,thentosetthedividerjoint()in
thespaceof6m*6m.
Topavemortarfromlowertoupperandpavemortarforeachdividerinoneti
me.
Aftermortarpre-setting,totrowelandtakethewoodenstripout.
Afterpavingtwelvehours,towaterforcuring.
.
Thedividerjointandrebarmeshwork.
Thedividerjointkept:Toavoidanycrackhappenedtosetthedividerjoin
tinthespaceof6m*6m,
ividedareamustnotbemorethan36m2.
RebarMeshWork.
1) Basedonthedesign,
essthan10mm.
2)
ntmustbecut.
PouringFineConcrete
Tocleanthesurfaceinadvance,tocheckthelevelinganderecttheformwo
.
Commercialconcretewillbeused,tochecktheslumpoftheconcreteandma
kethestandardtestingblock.
Topourconcreteinonetimeforeachdividedarea.
Theheightofflashingoftheroofisnotlessthan300mmwiththecurveatco
rnerR=600mm.
Whilepouring,asvibrating,thentotrowel.
Afterconcretepre-setting,totakeoutthewoodenstrip,thentopresstr
,towaterforcuring.
,toenforceself-checkforeachw
orkstep,aftercheckedbysupervisororowner’sengineer,thenextstepcanbest
,,tosolveimmediately.
,basedonself-checkresult,tomakeanapplication
toclientforcheckinginaccordancewiththecodeof<<TheRoofEngineeringTechn
icalCode>>GB50207-2002.
VIII. InstallationWork
I. PipingSystem
Pipinginstallationworkofthisprojectconsistsofcarbonsteelpipe(ф150MM）
andgatevalesinwatertreatmentarea,PVCpipinginreactionarea,castironpipe
.
1. ConstructionProcedure
WaterSupplySystem
DrainagePipeSystem
2. WaterSupplyPipeInstallation
,thenaboveground;Firstbigger,the
nsmaller;Firstmain,,
itshouldbedoneintheprinciplesasfollows:Firstbigger,thensmaller;Firstp
ressuredpipe,thengeneralpipe;Firsthighpressurepipe,thenlowpressuredpi
pe;Firstinsulatedpipe,thengeneralpipe,firstmainpipethenbranch.
,levelingthecoordinateofthebracketandafterpa
inting,erectingwellthebracketsonwhichalltheholesshouldbecutwellinadva
.
,suchaswallandslate,theworkmustbecoordinatedwiththec
ivilworkbeforecuttingholes,checkwellthecuttingpointwellinordertocutas
lessaspossible,afterinstallingwell,thegapsshouldbesealedatonceinconcr
eteormortartoavoidleakage.
,carefullycheckthescrew,anda
ut,hemptwinedandpastepaintshouldbesuitable,soastoavoidanyblockedthing
Preparation
Positioning
Setting out
Pre-fabricated Pipe
Pre-left
Embedded
Sleeve
Rack
Installation
Piping
Installation
Full Load
Testing
System
testing
Checking
Acceptance
s.
,thewaterpressuretestingworkmustbedoneandsobedone
welltherecord.
Todopressuretestinginthequantitiesoftenpercentofeachlotofvalvespriort
,totestagainbychoosingtwentypercen
tofthewholelot,ifunqualifiedtoo,
opvalvewhichwillbeinstalledbetweenthemainpipingsmustbetestedonebyone.
Thestrengthorsealnessmustbeconsistentwiththespecificationsofthemanufa
ctureplant.
Stopvalve:Duringinstalling,topayattentiontotheflowingdirection
,toinstallintheprincipleof“infromdown,out
fromup”.
Gatevalve:Thehandlewheelcan’tbefacedtotheground;ifusinghandle
rod,itcan’tbeinstalledundergroundtoavoidbeingrusted.
,tostrictlydopressuretestingisa
,todothesystematicch
,toflushthewholepipesystemuntilclean
waterflowingoutofthepipeend.
3. Drainage
ThedrainagepipewillbethePVCpipe.
<
<PVCPlumbingInstallationonConstruction>>.
Beforeconstruction,alltheverticalpipesmustbecheckedonebyone,al
smoothwithoutanycrack.
ForPVCpipeconnection,thenecessaryaccessoryadhesiveemulsionwill
beused.
Duringtheconstructiontime,alltheendsofpipemustbetemporaryblock
passthroughthesettlementjoint,expansionjointandtheairverticalpipecann
.
SelectionofDrainagePipe:Atthecornerofverticaldrainagepipe,twop
iecesofelbows(450)willbeusedthere,soastoenlargetheradian,andassureflow
iththedesignedrequirements.
Afterinstallation,well,testingworkbasedondesignrequirementmust
bedonewell,ifsomeleakageorblockagefound,replacingorrepairingwillbedon
eatonce.
4. HydrantSystemInstallation
Waterconnectorofhydrantmustbeinstalledinoutwarddirection.
Thehorizontalbranchpipeconnectedtofireboxatthebottomofhydrantshoul
inlength,itshouldbesupportedbyracket.
Allthefittingssuchasfirehoseroll,
amemustbeinstalledwellbeforecheckingacceptanceandmustbeprotectedwell.
Thebranchpipeofverticalpipeshouldbesupportedbyembedmenttyperacket.
Aftertheracketinstalledwell,torecordinformationoftheconcealedpartandt
obuildrevetmentaroundthemainpipe.
,thebrokenthread
.
Afterthepipingsysteminstalled,toflushanddopressuretestingwiththepr
essureof10kg/,
cm2,tocheckthepipingsealness,ifallright,torecord.
5. SanitaryFacilitiesInstallation
Tochoosetheexpansionbolttofixtheracketofsanitaryfittingontothewall
.
Alltherackets,supportingmustbefastenedwiththesanitaryfittinginthen
icelookingsituation.
Theinstalledfacilitiesmustbeprotectedwell.
5m/m.
Tousetheplugconnectionforconnectingbetween“S”typetrapandPVCpipe.
Alltheinstallationworkmustbedoneafterindoordecorationworkfinished.
Themonrequirementofsanitaryfacilitiesinstallation:level,stability,
fixed,standard,noleakage,easytobeusedandinrightcondition.
II. ElectricalWork
Theelectricalofthisprojectcontainspowerlighting,lightningearthing,fir
ealarmsystemandtelephonenetsystem.
1. Plumbing
Theexposedplumbingmustbepleasanttoeyeinrightcrosscondition,thespac
ebetweensupportingsmustbesame,painted;theconcealedpipeshouldbeasshort
aspossiblewiththebendsaslessaspossible.
Allpipingmustbeearthed.
Thethinwallsteelpipeshouldbeconnectedwiththreadedfittingsandbeeart
hedinover-crossingway.
Thewireboxmustbestrictlyinstalledinaccordancewiththedesignedrequir
ement.
Iftheplumbingistoolong,toaddsomewireboxesorpullboxesasfollows:with
in45mwithoutanybending,2bendingswithin30m,3bendingswithin12m.
Duringbuildingbrickwallperiod,toco-ordinatewiththecivilworkforconc
ealedpipingarrangement.
Thesteelpipemustbebendedbyspecialpipebender.
2. Wiring
,thewiremustn’tbewithoutanyjunctionandknot,
thejunctionshouldbepositionedinthewirebox.
,towirefromuptodownandaddthetransitionboxes
betweentoolongdistanceboxes,andfixthewireinthetransitionbox.
:For3phasewire(A,B,C)tocolourinyellow,green,r
ed.
3. CableBridgeRack,WireWayInstallation
Measure,lining → Hangerrackfabrication → Expansionboltfixinghanger →
Cuttingbridgerack → Mainrackinstallation →
Bend“T”,“十”connectorinstallation→Earthing→Cablelaying.
,wirewayandpipinginparallelorcro
ssingsituationareasshownasfollows:
PipeType ParallelSpace(m) CrossSpace(m)
GeneralTechnologyPiping
CorrosivePiping
InsulatedHeatPiping
WithoutInsulatedHeatPiping 1 1
4. CableLaying
WorkProcedure
Measurecableselection → Layingcable → Straighteningcable →
Markingoncable→Cableendsfabrication.
TechnicalRequirement
Thecablewayshouldbesuitablyprotectedsoastoavoidanydamagetobeha
ppened.
Toleavethespacelengthbetweentheendofcableandcablejunctionendan
dtomakeitbeingwavedshape.
Todotherecordofthecableroute,tosetobviousmarkswhichshowsdiffer
entkindsofdataofthecableinthespaceofeveryother100m.
Tomakethecableendsinaccordancewiththespecificationoftheproduct
.
Theshellsandmetalsleevesofthecableendsmustbegroundedwithcopper
wire(10mm2).
Cablelaidinthecablebridgerackmustbefixedasfollows:
1) Verticallaying:-2m.
2) Horizontallaying:Ateachendofcableandbendingpointsoreveryother5-10m
.
5. LightningEarthingInstallation
Earthingunit → Earthingcableleading → Lightningbeltleading →
Lightningbelt.
lesshouldn’tbemorethan24m.
(25mm*4)willbeusedasearthingbeltwhichwillbeins
talledalongtheadgeofroof.
Twooftherebarintheconcretecolumnwillbeactedastheearthingleadin
gdownwire.
Jointsofearthingpolesmustbeweldedwellandpainted.
III. VentilationHVACWork
HVACsystemcontainsACsets,pressedairandexhaustingsystem.
1. PlanofVentilationandAirConditionDuctManufactureandInstallation
Themanufactureandinstallationqualityoftheventilationandairconditio
nductmustfollowthecodebelow.
Constructionblueprints(includingthenationwidepublicstandarddra
wings).
Ventilationandairconditionprojectconstructionandacceptancecode
GBJ234-82.
Ventilationandairconditionprojectqualityexaminationandevaluati
onstandardGBJ304-68.
Theprimarymaterials,equipment,productsandsemi-finishedproductsused
inmanufactureandinstallationofventilationandairconditionmusthavethece
rtificateofqualityorqualitydocuments,
esurfaceofthegalvanizedsteelsheetsshouldbesmooth,clean,plane,rustless
,theshape
shouldbeequal,uniform,nothavecracksbubblesandotherdrawbackseffectedth
equality.
ManufactureofDuct
fthedesignrequirements,therecordofjointcheckingupblueprints,thecodeof
retheaccuracyofallsizes.
Tofacilitatethejoiningwiththeflanges,sizeofductmanufactureshou
ldbeaccordingtotheoutsidediameterofexternalsides.
SiteMeasuring
Forventilationduct,thesizemustbemeasuredattheinstallingsiteoftheventi
ngresult,andonthebaseofthistheductwillbemadeandprocessed.
BitingJointofDuct
Ductusingbitingjointcanincreaseitsstrength,itsshapehasminimumchangesa
ndfineexternalform,soifpossible,needtousebitingjoint.
RequirementsofQualityforJoints
1) Thejointshouldbeclosedtightly,nothavehalfjointorcrack.
2) Whenconnectingthestraightduct,thejointalongthelengthshouldbestagge
red.
3) Thewidthofjointshouldbeuniform.
ManufactureofDuctFittings
Thespecificationandthicknessofthematerialsandsteelplatesusedinfitting
ofelbows,tees,reducing-ductsandsoonfortheventilationandairconditionco
nduitsystemarethesameasduct,itisonlyplicatedtounfoldandloft.
ManufactureVentilationComponents
Componentsinventilationandairconditionprojectincludesvariouskindsofve
nts,airvalves,covers,
standard.
DuctandComponentsInstallation
SupporterandHangersInstallation
1) Setupthesupportersandhangersaccordingtoconcretesituation,ductweigh
t,constructionblueprintsandrequirementsofthecode,itcanbemadeofroundan
.
2) Thegeneralrequirementarebothtosavesteelproductsandtoensurethestren
gthofsupporterstopreventittobeoutofshape.
QualityRequirementforMountedSupportersandHangers
1) Expansionboltsorotherpre-built-inshouldhavecorrectlocationsandshou
ldbefirmandreliable,notpaintthepartbuilt-inandcleanupdirt.
2) Hungductshouldsetupfixedpointsatsuitableplacestopreventfromswing.
3) Supportsandhangerscan'tbesetintheplaceofdamper,inspectionhole,hang
erscan'tbesetintheflange.
4)
adeofaflatissuer.
5) Whenhavingtheinsulator,thesupportersandhangersshouldbesetupoutside
theinsulator,andnotallowedtodamagetheinsulation.
2. InstallationofDuct
Theconnectedlengthoftheductshouldbedecidedbyfactorsofthicknessofthedu
ctwall,theconnectwaysoftheductandflange,theinstallingpositionandtheme
,ductswillbeconnectedonth
eground,,a
llitselevationishigherthan7m,passthroughtherooftruss,thedistancebetwe
,theabovesituationshouldbet
akenintoconsideration.
Beforeinstallingducts,thelocationofsupportersandhangersmountedmustbec
heckedagaintofindwhethertheyarefixedfirmly,thenmounttheminaccordancew
ithfirstmainrun,andthenthebranches,accordingtothepredeterminedmethod.
Forductshorizontallymountedtheallowabledeviationofhorizontallyisnotbi
ggerthan3mm/m,
theverticalityforductsverticallymountedisnotbiggerthan2mm/m,totaldevi
ationisnotbiggerthan20mm.
.
Wheninstallingvent,payattentiontotheventwhichneedstogivencoord
mly.
Whenmanufacturingdampers,itmustbefirm,adjustmentandbrakedevice
smustbeaccurate,flexible,reliableadon-offdirectionshouldbeindicated.
I. DescriptionofGeneralConstructionProgress
1. Basedontheclient’srequirement,themencementdateofthisprojectisonMa
rch13,2003;thepletiondateisonNovember28,-gradeworkofexistin
gworkshopisfromJanuary2,2004toJune30,
totheworksiteontimeandfulfilorfinishalltheworkitemsshowninthetenderdo
cument,,wewilltryourbesttopletetheproject
earlier.
2. Duringworkingperiod,toarrange,co-operate,organizealltheworksinscie
ntificwayinordertofinishthisprojectontimeorearlier.
3. Duringworkperiod,totaketheflowing,crossingconstructionmethodsineve
rypossiblewaytoassuretheworkgoingonsmoothly.
II. MilestoneofConstructionDuration
1. CommencementDateMar31,2003
2. PreparationMar31,2003–Apr8,2003
3. ComplexWorkshop
FoundationWorkApr9,2003–Apr25,2003
SteelStructureErectionMay19,2003–Jun25,2003
FloorSlabWorkJul5,2003–Jul27,2003
DecorationSep1,2003–Oct30,2003
4. PowerStation
FoundationApr25,2003–May9,2003
MainStructureMay10,2003–Jul20,2003
ExternalWallCladdingAug1,2003–Aug30,2003
5. Checking,Modification,HandingOverNov8,2003–Nov28,2003
III. AssuranceMeasurementofConstructionProgress
Ifwewillbeawarded,wewillselectthebestprojectmanagerwithastrongmanagem
word,tosatisfyclientandsupervisor.
1. ToEstablishProgressAssuranceSystem.
Theprogressassurancesystemofprojectmanagementwillbedividedintofourpar
ts:schedulemanagementsystem,organizationmanagementintofourparts:Sched
ulemanagementsystem,organizationmanagementsystem,materialsupplysystem
andworkdispatchsystem.
2. TheTechnologyofPerformingNetPlanandControlProgressSchedule.
Forthisprojectwewillmakethenetprogressschedulebymeansoftakingadvan
cedmanagementtechnology,andweselect,perfecttheminordertocontroleachit
emworkprogressandreachthetargetofconstructionduration.
Tocarryoutthetargetmanagementoftheconstructionduration,strictlycon
trolthepletiondateofthekeylinesandpoints,toassurethepletionontime.
Toestablishschedulemanagementcenteratsitetocollectdailyprogressinf
ormationandfeedbacktechnologytoadjustnetschedule.
3. MaterialsSupplyAssurance
Tomakematerialsupplyschedule,selectmaterial,andbalanceneedsandsupp
lytoassuredeliveryontime.
Toassurethemachineryequipmentdeliveredtositeontime,keepthemingoodc
%forbeingused.
Tokeeptheplentyofmaterialstoredinthestorage,thefragmentarymaterial
mustbedeliveredtositeinadvancetomeettheneedsofconstruction.
4. Toholdconstructiondispatchmeeting,arrangetheshort,middleandlongter
m,schedule.
Toholdmonthlywokmeetingtomobilizethewholestaffstoclarifytheworktar
getandsettledownconstructionplan.
Toholdweeklyworkcoordinationmeeting,arrangeweeklyworkschedule;chec
kactualweeklyfinishedworkandcoordinateworkofdifferentteams.
Toarrangedailytaskandsettledowntheperformanceplan.
Toconduct,coordinatewiththeexternalunitsandsolvetheproblemsifexist
edinordertoensuretheprojectgoingonsmoothly.
I. MainMachineryEquipmentList
No. Description Type
Functio
n
Unit QT Note
1 Excavator PC100 / Set 2
2 Loader ZLM30 / Set 1
3 RoadRoller 2Y12-16T / Set 1
4 TruckCrane 16T / Set 1
5 AngleWellRuck JJ-30 Set 1
6 ButtWeldingMachine UN-100 100 Set 1
7 RebarCutter GJ40 3 Set 1
8 RebarBendingMachine GWB40 Set 1
9 WeldingMachine BX-300 Set 3 AC
10 Rammer R451R / Set 3
11 FloatingMachine F36/4B / Set 4 Petrol
12 Hoist 2T Set 1
13 CircleCutter MJ225 Set 2
14 Grinder J3L2-400 3 Set 1
15 MortarMixer JS250 3 Set 2
16 GasCutter / Set 2
17 Vibrator φ50，φ35 Set 15
18 SubmergedPump Set 6
19 3500W Set 16
II.
No. Description Type
Functio
n
Unit QT Note
1 AC,DCWeldingMachine BX3-300 Set 4
2
HydraulicBendingMach
ine
φ
108,DWD-48
3 Set 2
3 PowerThreader DN65-DN100 4 Set 3
4 SandWheelCutter φ400 Set 2
5 GroovingMachine BOSCH Set 2
6 PowerImpactDrill BOSCH Set 5
7 PulleyHoist HS2-3T Set 2
8 PulleyHoist HS2-5T Set 2
9 GasWeldingMachine / / Set 2
10 HydraulicLifter YT25 Set 4
11
PowerPolishingMachin
e
BOSCH Set 2
12 PowerTestingPump / / Set 2
13 WeltingMachine Set 2
14 HandDrill Set 10
15 HydraulicCart 3T Set 4
16 ArgonWeldingMachine 220V Set 3
17 ArgonWeldingMachine 380V Set 1
18 TruckCrane 25T Set 1
2003
No. WorkTrade
3 4 5 6 7 8 9 10 11
1 Carpenter 5 80 80 40 40 40 40 40 25
2 BarBender 0 45 45 10 5 2 2 2 0
3 Plasterer 10 60 60 60 80 80 80 80 40
4 Plumber 2 4 4 4 30 30 40 40 30
5 Electrician 2 4 10 10 20 20 50 50 35
6 Ventilator 0 0 0 0 15 15 30 30 20
7 Erector 0 0 20 20 0 0 10 0 0
8
SteelCladdin
gErector
0 0 0 30 30 30 10 5 0
9 Welder 1 3 3 5 5 5 5 5 3
10
ScaffoldErec
tor
0 4 4 4 4 4 4 4 1
11 Painter 0 0 0 0 0 0 25 40 30
12 Operator 0 4 4 4 4 4 2 0 0
13 Mechanic 1 2 2 2 2 2 2 2 2
14 Helper 0 25 25 25 25 25 25 25 10
15 0 0 0 18 18 18 18 10 0
16 Cooker 2 5 5 5 5 5 5 5 3
17 Guard 2 2 2 2 2 2 2 2 2
18
ManagementPe
rsonnel
10 15 15 15 15 15 15 15 15
19 Total 35 253 279 241 249 300 365 355 216
’sManagement,CoordinationandCo-operationSyst
ems
I. Thescopeofmanagement
Thegeneralcontractorshallberesponsibleforthesuccessoftheprojecttoenco
re“Firstclassmanagement,firstclassqualityandfirstclassspeed”.
II. ProjectManagementGoal
1. ProjectQualityGoal
Toachieve”ExcellentQuality”fortheEuropeAsiaExtensionUp-gradeproject
.
2. SafetyConstruction
“Settingupsafetyfirst,preventionisessentialgoal”.Followingstrictlya
ccordingtotheJiangSuprovinceandWuXimunicipalconstructionstandardsandr
equirements.
3. CivilizedConstructionSite
Tomakesuresettingupstandardcivilizedconstructionsite.
4. GeneralProjectScheduleControl
Inordertoachieveonscheduleconstructionproject,wewillefficientlyuseall
ofourresources,tomanageeachphaseofconstructionusingscientific,systema
.
III. TheresponsibilityoftheGeneralContractor
1. Toberesponsiblefortheprojecttobepletedonschedulereachingtheexpecte
dqualitystandard.
2. Toachieve“ExcellentQuality”standardwithisestablishedbytheconstru
.
3. Keepingallrelateddepartmentsfunctioningduringthecauseofconstructio
n.
4. Toberesponsibleforcreatingacivilizedconstructionsite.
5. Establishgeneralconstructionscheduletrackingsysteminordertobeontar
tdates.
6. Responsibleforsiteoverallschedule,
allprocessareconnectedsmoothly.
IV. TheOrganizationalStructuraloftheGeneralContractor
1. SiteManagementSystem
,wewillfollowthe“la
wofproject”toorganizethesite.
onsibleforthesitequalityschedule,
ereferencetheprojectsitemanagementdiagramfordetails.
2. Projectmanagementorganizationlistasshownasfollow:
V. TheDailyManagementResponsibilityoftheSiteManagementTeam
1. GeneralContractor’sManagementMeasurestoSub-contractor
General Management
Each Function Section of Company Project Management
Technical PersonnelVice Management of Project
Instruction to Relative Section
Construction
Section
Quality
Construction
Safety
Security
Budget Material
Section
Administration
Construction Groups
1) Maincontractorshouldseriouslystudythecontractdocumentandgrasp,under
,tocarryoutt
heruleaccordingtotheoriginalcontactfrombeginningtoendofthisprojectont
imeandingoodquality.
2) Maincontractorwillmakethedetailedconstructionorganizationdesigninac
cordancewithalltherequirementsspecifiedinthecontractincludingquality,
duration,safetyandcivilization,thensignedbygeneralengineerandperforme
d.
3) Allthesub-contractorswillberequiredtomakeitsowndetailedconstruction
organizationdesignaccordingtotherequirementsofcontractsandowner’s,th
enapprovedbymaincontractorforcarryingout.
4) Maincontractorwillholdweeklymeetingwithallsub-contractortosolveever
yproblemoccurredduringthepassconstructionperiodandcheckuptheworkdoneb
ythesub-contractors,meanwhilearrangenextworkintheingweek.
5) Duringconstructionpeakperiod,main-contractor’smanagementpersonwill
holdthedailymeetingwithsub-contractor’sbeforefinishingdailyworktosol
d.
6) Maincontractormustinwrittenandtimelysendallthebusinesscontactduring
constructiontothesub-contractor.
7) Maincontractorwillbeverygladtoreceiveanyopinion,whichmaybegivenbycl
ientorsupervisor,andhewilltryhisbesttoco-ordinatewithallofthemsoastop
letetheprojectsmoothly.
’sManagementDetailstoSub-contractors
ThecertificateanddocumentsubmittedbyPointedSub-contractor.
1) AcceptanceLetterandContract.
2) CopiesofGradeCertificationandLicenseoftheSub-contractor
Sub-contractor’sConstructionOrganizationSystemBrief.
Sub-contractor’sConstructionOrganizationDesign.
1) Briefofconstructionscheme.
2) Sub-contractorworkprogressschedule.
3) Maintechnicalmeasuresscheme.
4)
5) Safetyassurancemeasures.
6) Machineryequipmentplan.
7) Manpowerplan.
-contractor’sConstructionProgressControlPoint.
Tomakethegeneralprogressofthiswork.
1) Tomaketheobviousconstructionmethod,andchoosesuitableconstructionma
chinery,andarrangetheworkprocedureortheordersofflowingworkprocedure.
2) Tomakeconstructionprogressscheduleinordertoassurehisworkwhichwillg
oonsmoothly.
3) Tomakematerialssupplyingplan,includingmachineryequipment,andmanpow
erarrangementplan.
Tocarryoutweeklyreportinstitution
1) Toweeklyreporthisownworkdonebyhimselftothemaincontractor.
2) Tosubmitdifferentkindsofreports,suchasprogressreport,coordinatedre
portofmaterialandresource.
Todowellco-ordinationwork
1) Main-contractorwillattendeveryco-ordinationmeetinganddohisownco-or
dinationworkwell.
2) Basedontheclient’sinstruction,toadjusthisprogressplantimely.
Tofolloweveryworkingregulationandrule.
1) Toperfectdifferentkindofaccountsforsafetyandstrengthenthesoftwared
ataforsafetymanagement.
2) Tostrengtheneducationonsafetyanddothetechnicaldetailsforeachworkme
anwhilesettledownallcorrectionwork.
Tostrengthenthefireworkandsecuritywork.
1) Tolauncheducationonfireandsafety.
2) Tostrictlycarryouttheapplicationinstitutiononfiring.
Todostandardmanagementworkonsite.
1) Toarrangecleananddividedifferentkindsofareainaccordancewiththemain
-contractor’sinstruction,inordertokeepthesitealwaysbeingintidysituat
ion.
2) Tofollowthecivilizationconstructionregulationandperfectthehealthyw
orkwithindormitoryarea.
-contractormustperformaccordingtotherequirementofthecontract
ingconstructionperiodnotonlyinquality,safety,butalsocivilizationandso
-contractorwhoshouldberesponsiblefo
-contractorshouldseriouslycarryoutthemanagementmeasuregivenb
ymaincontractor.
2. TheComplexCo-ordinationManagementoftheProject
1) Duringthewholeconstructionperiod,themaincontractorshouldobeyandco-
ordinatetheclientandsupervisor,heshouldactivelystrengthenforconductin
g,coordinatingwithsub-contractor.
2) Eachsub-contractorshouldmakehissub-contractcontractorscheduleunder
theleadershipofmain-contractorsoastoletusarrangeorcontrolthewholeprog
ress.
3) Basedonthegeneralarrangement,themain-contractorwillarrange,co-ordi
natetheverticalhoist,scaffolding,evenconstructionwater,electricitynee
dedinaccordancewiththeactualneedsinordertoassurethesub-contractor’sw
orkgoingonsmoothly.
4) Forthesakeofmeetingtheneedsofworkingsmoothly,sub-contractorshoulda
ctivelyattendtheperiodmeetingheldbyclient,supervisor,ormain-contracto
r,anycontradictionshouldn’-contractorshouldleavee
noughroomforthesub-contractor’sconstructionormaintenance,andheshould
beresponsibleforcheckingalltheinstallationdrawingsinordertoassurethec
o-ordinationbetweeninstallationandcivil,decorationworkingoodquality.
-ordinationMeasureofConstruction
Forassuringgoodco-ordination,toestablishmonthlymeetinginstitut
ion,,exchang
esomeexperiences,solveproblemandunitethinking.
Establishtheperfecttransferinstitutionduringconstructionperiod,t
,therewillbediffer
entkindsofsub-contractorwhowillworkonsite,suchascivilwork,cladding,st
eelstructure,
somanyworks,whichwillbedoneatthesametime,itwillbeformeddifferentcross
,duringtransferringperiod,thepri
orshiftmusttransferwhathehasdonewilltothenextshifttillcheckedandrecor
dedwell,thenextshiftwillstart.
Themaincontractorshouldstrengthentheco-ordinationbetweencivild
ecoration,installationandspecializedteaminordertoensurethecrossworkpr
,hewillbeinchargeofinstructingthec
ivilization,safetywork,checkingre-checkingandacceptance.
,group,mustmakewellthe
protectionworkforitsownproduct,soastoavoidanydamagecausedbytheothers.
Meanwhile,tostrengthentheeducationonprotectionfortheothers’products,
,agoodco
nditionforthenextprocedure,thenextshouldprotectwelltheproductfinished
bytheprior.
SiteSafetyPreventionDiagram
1)
agementshallkeepinmindofthefollowingsourcesofpossibleaccidentsinorder
tominimizethechancesforanyaccidentsoccurring.
2) TheSiteConditiontoEnsureProperConstruction
a) Thesiteshallbeconditionedtoprovideaflatworkingsurfacewithroad,wate
r,electricitypower.
b) Theaxiallevelandallrelatedtechnicalfiguresanditsrelationshipshallb
epreparedpriortoconstruction.
c) Thesitetempfacilitiesneedtobebuiltwithgateandfence.
d) Choosingthestorageareassothatmaterials,semi-finishedproductsandequ
ipmentcanbestoredtominimizethesecondtimemoving.
e) AlldepartmentsandareasonsitewillbeclearlymarkedwithEnglish/Chinese
languages.
3) SiteProperManagementSystem
ncethegenerallayoutchartfordetails.
3. PublicRelationsManagement
Theroleofbeingageneralcontractoralsorequiresskillstomaintainasmoot
Man Equipment Materials
Afraid of working in
high places Small accidents Old safety nets
Self decipline
Operator skills
New arrival of workers
Carelessness
Equipment needs
conditioning
Safety equipment
not affective
Safety equipment
unqualified
Materials supplier
unacceptable
Management and
Construction Method
Environment
Afraid of working in
high places
Operators are not in
the right sequence
Man operating against
proper procedures
Inefficient education
Next to the hall
way working
Working in places
with holes
Intensive man
working areas
Narrow working areas
Interfacing with in
the high up place
Working when
people passes by
Working under bad
weather condition
Not clearing the
working areas
C
au
se
s
fo
r C
on
st
ru
ct
io
n
Si
te
fullyresponsibilityindealingwiththelocalgovernment,cityenvironmentcon
trolbureau,taxbureaus,publictransportationbureaus,publicsafetybureau,
constructionqualitycontrolbureau,
ollowupwiththenewsmediaandtofollowuponthechangesofgovernmentpolices.
TheRelationAquentanceShipwiththeClient
Ingeneral,thekeyroleforthegeneralcontractoristoworkefficiently
withBoschtomakesurethequalityandschedulefortheprojectreachestheexpect
edlevel.
projectontime,contractoralsoshallworkwiththedesigninstitutewithexcell
entmunicationsothatmeetingsanddrawingscanbeorganizedontimetosolveprob
lemsrelationship.
sresponsibleinofferingtheproperinformationalaxiallevelstothesubcontra
,generalcontractorshalldirectandofficesit
etransportationforthestorageandsitedeliveryofthematerials
I. MeasurementandQualityTestingMethods
1. ConstructionQualityAssuranceMeasurements
Forthesakeofconstructionquality,wewillstrictlyconstructinaccordancewi
thnationalandlocalstandards,binedwiththetendertechnicaldocumentrequir
ementsandsupervisor’
ystemofISO9002duringconstructionperiod.
TheBasesofConstructionCodesandStandards
1) ConstructionEngineeringQualityTestingStandards(GB50202-2002)
2) MasonryEngineeringQualityCheckingCodes(GB50203-2002)
3) ConcreteStructureEngineeringQualityCheckingCodes(GB50204-2002)
4) TheTechnicalCodesofRoofEngineering(GB50207-2002)
5) ConstructionQualityCheckingCodesofFloorEngineering(GB50209-2002)
6) TheConstructionandAcceptanceCodesofWaterSupplyDrainage,HeatingEngi
neering(GB50242-2002)
7) BuildingElectricalInstallationEngineeringQualityCodes(GB50303-2002
)
8) Ventilation,ACSystemEngineeringQualityCheckingCodes(GB50243-2002)
9) EngineeringSurveyCodes(GB50026-93)
10) RebarWeldingandCheckingCodes(JGJ18-96)
11) ConstructionandAcceptanceCodesofSteelStructure(GB50205-2001)
12) WeldingTechnicalCodesofConstructionSteelStructureEngineering(JGJ81
-2002)
13) TheTechnicalCodesofColdBendingThinWallSteelStructure(GB50018-2002)
14) PVCPipingEngineeringTechnicalCodes(DJJ/T529-98)
15) PP-RPipingEngineeringTechnicalCodes(DBJ/CT504-99)
SafetyCodesandStandardstobefollowedduringworkingperiod
1) Safety,TechnicalCodesofTemporaryElectricalUsageonSite(GB50194-93)
2) Safety,TechnicalCodesofConstructionMachineryUsage(JGJ33-2001)
3) Safety,TechnicalCodesofConstructionScaffolding(JG130-2001)
4) Safety,TechnicalCodesforworkinghighaboveground(JGJ80-91)
5) CheckingandMarkingStandardsofSafetyConstruction(JGJ59-99)
RelativeDocuments
1) ConstructionEngineeringProjectManagementCodes(GB/T50326-2001)
2) ConstructionEngineeringDocumentFilingCodes(GB/T50328-2001)
3) DraftingCodesandIndicationMethodofConcreteStructureConstructionDra
wing(00G101)
4) EnforcementRegulationofEngineeringConstruction(2002)
5)
6) ConstructionSafetyManagementCodesofJiangSuProvince
7) MaintenanceMethodofBuildingEngineeringQuality
8) ProjectCheckingandAcceptanceManagementRulesofConstructionInstallat
ionandMunicipalEngineeringinJiangSuProvince
2. MeasurementofQualityAssurance
.
Toestablishspecialqualitytestingunit,whichcontains3personengineera
ndexperiencedpersonnel’.
Toestablishconstructionqualityresponsibleinstitutionssoastoraiseth
ewholestaffs’
eresponsiblefortheallworks’,theconstruct
iongroupwillberesponsibleforitsworkitem’squalityandeachfunctionunitm
ustberesponsibleforitsownworkquality.
Todotheprecautionworksforqualityaccidentandarouseallthestaffstogra
,strengthenthequalityinformationcollec
tionandanalysissoastoavoidanyqualityproblemhappenedduringconstruction
period.
Toestablishqualityunitedcheckinggroup,whichconsistsofclient,superv
ekeyproceduresandanalyzeanyqualityproblemandmakesuitableconductsoasto
reachthemonunderstanding.
,sem
ifinishedgoods,purchasedequipmentormaterialsmustbeorderedandcheckedin
advancedstrictlyinaccordancewithtechnicalcodesandstandardsspecifiedin
thetenderdocuments,meanwhile,todowellthetransportation,storecheckinga
,oranygoodw
ithoutqualification,itwillbeforbiddenbeusedonsite.
Toestablishconstructionengineeringqualityinformationstoreandclassi
fyallthedata,
lyprojectstartisinstepwiththeconstruction’s.
.
1) Toinvestigatethesupplier’squalificationandcertification,producing
abilities,businessachievementandtheproducts’qualitystandard.
2) Ifnecessary,toinspectatthefactory.
3) Tosealthesampleafterdefiningthesupplier.
4) Tosubmitthewritingdocumentofequipmentandmaterialchosenforclient’s
andsupervisor’sapproval.
1) Tocheckthedeliveredequipmentandmaterialsinaccordancewiththepurchas
econtract,
stof<<Equipment,Materialstorage>>accordingtothearticle,size,quantity,
manufacturer,
orindicating.
2) Duringconstructionperiod,theconstructionwilldotheconstructor,const
ructiondate,,toassuretheinstallationconst
ructionworksingoodqualitybymeansofequipmentandmaterialsingoodquality.
1) Aftereachconstructionprocedurefinished,thequalitypersontogetherwit
htechnicalpersonneltomeasureorcheckinaccordancewiththerequirementofde
signeddrawingorcertainstandardsandrecord.
2) Basedonthecheckingandtestingprocedure,theprojectconstructorwillsub
,supervisorwillc
heckeachitemandsign,stampinthelist.
3) Alltheconcealedworkmustbecheckedandrecordedwillaftersignedapproved
byclient,supervisor,thecoveringworkcanbestarted.
4) Thecheckingworkbetweenconstructionprocedure,itwillbedonebyourpany
’squalitysectionandsigned,stampedbygeneralengineerthencheckedorappro
vedbysupervisor,
urewillnotbestarted.
5) Thefinalcheckingforeachunitwork,theprojectmanagementgroupwillcheck
andtesttogetherwithlocalcertaindepartmentmeanwhilewillrecordallthetes
tedresult.
6) Thefinaltestingandcheckingwillbedonebypany’
cewith<<TheQualityCheckingCommonStandardsofConstructionInstallationEn
gineering>>(GBJ300-88).Afterqualitygradeappraisedanddecided,signed,se
aledbymanagerandgeneralengineer,thensubmitthedocumenttosupervisor,cli
.
1) Theconstructioncheckingconcealedworkchecking,procedurecheckingandf
eanwhiletheas-builtinformationandactualworkcheckingmustbedonewelltoge
therwithclientandsupervisor.
2) AnyequipmentmaterialsuppliedbypartyBmustbeapprovedbysupervisorinad
vance.
3) Supervisormustrecheckthetechnicalcheckingandappraising.
4) Themouthyprogresspaymentmustbesignedandapprovedbyprojectconstructi
onmanagerandinvestigationsupervisor.
1) Beforeusingthetesting,checkingmeters,theymustbesenttospecializequa
lityexamining,testingcentreforadjustmentifqualifiedcanbeused.
2) Todoself-checkingworkperiodically,anyunqualifiedmeterwillbestrictl
yforbiddenbeingused.
3) Beforeusingthemeter,theoperatormustmonitoritandoperateitaccordingt
otherequirementofuser’,theoperatormustinfo
rmthemeasuremanagementofthismatter,foradjustment,afterthattheoperator
mustre-checkorre-measureandrecordtheresult.
4) Theoperationsituationofthemetersmustbesuitabletotheoperationregula
,especially
duringtransportationandstoreperiodinordertoassuretheiraccretionandrel
iabilities.
Whenenteringthelater-stage,basedontheactualsituationtodotheprotection
workfortheproducts,meanwhile,arrangeworkertoinspectoneachfloor,andarr
nordertoassuretheworkingoodcondition.
1) ,accordingtoth
erequirementofclientandlocalqualitydepartment,todowelltheas-builtinfo
rmationhandingoverwork,totheclientbinedwiththewholeproject.
2) Thecollecting,arrangingandfilingworkswillbeasfollows:
a) ConstructionContract,ProjectConstructionLicense,MobilizationReport
andsoon.
b) ConstructionOrganizationDesign,TechnicalMeasure,ConstructionScheme
andApprovedDocument.
c) TheBasesDocumentofDesignChange.
d) TheTechnicalRE-checking,ScheduleandRecordsforeachPartWork.
e) TheRawMaterial’.
f) TheConcealedWorkCheckingList.
g) TheQualityAppreciatedListofEachWork.
h) ConstructionSummary,TechnicalSummary,andImportantRecord.
i) AcceptanceDocument.
j) As-builtDrawings
k) FinalAccountsoftheProject
l) PhotoandFile
II. TheQualityCheckingandTestingMethodsofConstruction
Astothematterofcheckingandtestingfortheequipmentandmaterialincludingc
heckingeachitemwork,standard,method,meter,allthesewillbeinaccordancew
iththenationalconstructioninstallationengineeringcode.
1. TheChecking,TestingMethod
,suchasmanpower,mater
ial,machinery,
ledtechnicalkeysandsafetynoticesmustbepracticable,theconstructionarea
mustbepreparedwellandsuitablefornormalcontinuallyconstructing.
CheckingforProcedurewhichwillbetransferred.
Aftereachprocedurefinished,theconstructiongrouptogetherwithconstructo
r,projectqualitypersonneltocheck,ifcertainitemisnotqualifiedwiththere
quirementofexcellentgrade,
tprovidethenextwithgoodworkingcondition.
CheckingforconcealedWork
Alltheconcealedworkmustbeself-checkedandcheckedwitheachother,tillqual
ifiedwiththeexcellentgrade,thensignedinthecheckinglistbythesupervisor
orlocalqualityinspector,afterthat,theconcealingworkcanbestarted.
amelytouching,knocking,lightingandsoon,ifsomeproblemfound,toinformofr
e-buildingatonce.
Bymeansofsitesurveyingmethodforcheckingactualconstructionqualityof
eoftheconstructioncodeandstandard,tojudgetheconstructionqualitywhethe
uler,levelruler,meteandsoon.
Fortheinternalqualityofcertainitems,whichmustbetestedandmonitoredt
horoughly,-rayinaccord
ancewiththerequirementsofdesignedcodeandactualneeds.
2. TestingStandard
Allthequalitystandardsforthisprojectmustbeconsistentwiththenationalqu
alitycheckingstandardsandqualifiedwiththeexcellentgrade.
3. TestingMethod
-finishedgoods,thematerialsectiontogether
withtechnicalengineerqualityinspectorwilldosomeinvestigationandinspec
edwiththespecifiedrequirementsforbeingused.
Whentherawmaterialandsemi-finishedgoodsdeliveredonsite,themate
,mustreturngoods.
ersonneltogetherwithsupervisorwillsendthematerialtolocalqualitytestin
gdepartmentfortestingaccording,totheregulationsoftestinginordertoassu
retherealityandrepresentativesofthetestedmaterials.
Aftercheckingandaccepting,markingwithboardateachmaterialstorep
lacesoastoavoidanymiss-usagehappened,andtobeconvenientfortracing.
TheCheckingMethodforEachPartWork
hefollowinglist:
WorkNa
me
CheckingItem
PermittedAllowance(co
de)
TestingWay
BaseElevation ＋0/-50 SurveyLevel
Excavation
EarthQ.
Basedonbackfillingreq
uired
Measure
WaterContent WaterContent±10% CompactingTest
EarthW
ork
Backfilling
Density QualifiedRate>90% Coring
Strength,Rigidity,Stabilit
y
AsConstructionSchedul
e
SchemeCheckingSurvey
Measureonsite
Joint ≯2MM Survey,Measure
AxisAllowance ≯5MM Measure
Elevation +2/-5MM LeverSteelRuler
SectionSize +2/-5MM Measure
VerticalDegree 3mm VerticalLineRulerL=2
M
FormWork
Material AsDesign QualificationRe-chec
k
JointEncl. AsCode MeasureStrengthTesti
ngRe-bar
JointLength AsDesignCode Survey
Stability Qualified QualificationRe-chec
k
