PK197+00PK219+20段路基施工方案英文上报版.docx
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PK197+00PK219+20段路基施工方案英文上报版.docx
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PK197+00PK219+20段路基施工方案英文上报版
Contents
I.Briefdescriptionofproject1
II.Constructionpreparation2
1.Accessroad2
2.Technicalpreparation2
3.Soilborrowpitorspoilground2
III.Personnelandequipment3
1.Deploymentofpersonnel3
2.Deploymentofmachineryandequipment4
IV.Sequenceofconstructionandplannedconstructionduration4
V.Methodstatementandworkmanship5
1.Distributionofearthworkandstonework5
2.Backfillingofsubgrade5
3.stages5
4.sections5
5.technologicalprocesses6
6.Constructionofcutting8
VI.Measuresforconstructioninrainyseasons12
1.Constructtemporarydrainagefacilities12
VII.Issuesneedtobenotedaboutsafetyanditsmeasures.13
1.According13
2.Safemeasuresforequipment13
3.Safemeasuresforblasting(Afterapprovalofblastingmethod)14
VIII.Measuresforenvironmentprotectionandconservationofsoilandwater15
1.Reducedamagetodamageofgeology15
2.Measuresformitigationofnoise15
3.Measuresforconservationofwaterandsoil16
4.Treatmentofsolidwaste16
PK197+00~PK219+20SubgradeConstructionMethodStatement
I.Briefdescriptionofproject
TotallengthofTbilisiRailwayBypassProjectofGeorgiais38.612km;including28.73kmnewlybuilddoublerailwaylineand9.96kmreconstructionofexistingline.With2newlybuildstationsand5tunnels,with1368mbridgesandthequantityofearthworkandstoneworkis8500000m3approximately.Designedspeedofoperationis100km/handthegaugeis1520mm.
Themileageofthissectionisfrompk197+00-pk219+20andwithtotallength2220m.Undevelopedvegetationandmostisgrassland,belongstodenudehillzone.Totallyearthworkandstoneworkinthissectionis809000m3includingfillingearthworkandstonework402000m3andexcavationearthworkandstonework407000m3,quantityofbackfillingandexcavationalmostbalanced;areaforcleaningoftopsoilis62000m2.
Designedsurfaceofsubgraderevealsasshapeoftriangleandtheheightofarchatmiddleofsubgradeis0.2m,transversaldrainageslopeof4%isarrangedfromcenterlinetotwosidesofsubgrade.Itremainsastriangleshapewhenthesubgradeisbroadenedinthecurvesection.
Geologicalconditionofthissectionmainlyissandstoneandclays,partlysectionwithgravel,pebbleandhardclay,mostlybelongtogradeIIexceptfrompk202+10topk204+60wherethegeologicalconditionisgradeI.
ClimateofTbilisiandadjacentzonepertaintotemperatecontinentalclimatezoneandthewinddirectionismainlynorthwestwindandeasterlywind,partlyareaisdifferenceduotoaffectedbyterrainandthebiggestwindspeedis30m/smaybeevenmore,lessofwindinDecemberandNovember.Yarelyaveragetemperatureis10.5℃~12.5℃andyearlycomparativelymoistureis68%,yearlyrainfallis450mm~550mmandmostlyisMayandJune,lessofrainfallinAugustandSeptember.FrequencyofstrongrainfallinTbilisiandtwobiggestrainseveryyearwithrainfallis2mm/mim(May~June).SnowitismaybefromSeptembertoDecemberandwillbemeltedinMarchtoApril;depthoffrozensoliis5cm.
Thereisnosub-surfacecommunicationswithinthissection,inthecaseofdiscoveringimmediatelyinformtherelatedpersonnelofcontractortorushresolve,it’snotallowedtogivefalseinformation.
II.Constructionpreparation
1.Accessroad
Thereistemporaryaccessroadpassingpk203,fairlynarrowitisanditcanbeusedasaccessroadafterreconstructed.
Itshouldkeepawayfromthesectionofsoftgroundasmuchaspossibleandinthecaseofmustberelatedstrengthenmeasuresshouldbeadopted.Arranger/cpipewhenthereisravine.Wastefromexcavationofstoneworkorgravelwillbeusedtobuildpavement.Thewidthoftheroadis4mandextendsitto7matthelocationofpassingtrackandthelengthofpassingtrackis15m.Arrangelongitudinaldrainagegutternearthehillsidesoastomakesurethewatercanbedischargedassoonaspossibleandfurthertomakesureasmoothlyoperationalofvehicles.
2.Technicalpreparation
Technicalservicepersonneltakeinchargeofreviewingofdesigndrawingandverifyingtheactualterrainandgeologicalinformationinfield;densebenckmarkswillbearrangedforestablishingqualifiednetworkofcontrolsurveyingandconfirmthegroundelevationofsubgradecrosssectionaccordingtodesigndrawing.
3.Soilborrowpitorspoilground
Onegorgelocatedatleftsideofpk203+00about150mwillbeusedasspoilground.(IthasbeenapprovedbyEmployer.)
Taketheexcavationearthworkfromthissectiontothebackfillingareatofill.Laboratoryofcontractorwilltakesamplefrompk204+00anddotestingsoastocontrolthequalityoffillingsubgrade.
Fortheareaoflackoffillingmaterial,PK214borrowpithasbeenprovidedbyEmployer.Additional,Lab.hasmadethesoiltest.
III.Personnelandequipment
1.Deploymentofpersonnel
Subgradeofthissectionwillbeconstructedbyoneexperiencedprofessionallysubgradeconstructionteam,planofpersonnelasfollowing:
ListofPrincipleManagementPersonnel
No.
Name
Position
Mobilephone
Remark
1
ZhangRuirui
目录
I.Briefdescriptionofproject1
II.Constructionpreparation2
1.Accessroad2
2.Technicalpreparation2
3.Soilborrowpitorspoilground2
III.Personnelandequipment3
1.Deploymentofpersonnel3
2.Deploymentofmachineryandequipment4
IV.Sequenceofconstructionandplannedconstructionduration4
V.Methodstatementandworkmanship5
1.Distributionofearthworkandstonework5
2.Backfillingofsubgrade5
3.stages5
4.sections5
5.technologicalprocesses6
6.Constructionofcutting8
VI.Measuresforconstructioninrainyseasons12
1.Constructtemporarydrainagefacilities12
VII.Issuesneedtobenotedaboutsafetyanditsmeasures.13
1.According13
2.Safemeasuresforequipment13
3.Safemeasuresforblasting(Afterapprovalofblastingmethod)14
VIII.Measuresforenvironmentprotectionandconservationofsoilandwater15
1.Reducedamagetodamageofgeology15
2.Measuresformitigationofnoise15
3.Measuresforconservationofwaterandsoil16
4.Treatmentofsolidwaste16
SubgradeEngineer
592930880
FromJV
2
LiuXiaozeng
Personneltakeinchargeofconstruction
592926206
3
LiuLisheng
Personneltakeinchargeoftechnical
592921608
4
LiuZhonghui
Personneltakeinchargeofsafety
592921601
PlannedInputManpowerbyConstructionTeam
No.
Description
PlannedAmountofmanpower
Remark
1
Managingpersonnel
4
2
Operatorofexcavator
5
3
Operatorofloader
2
4
Operatorofbulldozer
2
5
Operatorofgrader
1
6
Operatorofcompactor
2
7
Driverofdump-truck
10
8
Repairman
2
9
Generalworker
5
includingsiteconducting
10
Summary
33
2.Deploymentofmachineryandequipment
Accordingtotheconstructiontaskandworkingprogrammeofsubgrade,ourcompanyplannedtoinputfollowingequipment,mainequipmentandtheirplannedmobilizeddatetojobsiteasfollowingform:
plannedmainmachineandequipmentsupplyingform
No.
Name
Typeandsize
unit
amount
Dateofmobilization
1
excavator
HYUNDAI
piece
5
2011.3
2
loader
SANY50
piece
2
2011.3
3
bulldozer
piece
2
2011.3
4
grader
SHG190
piece
1
2011.3
5
Rollercompactor
ZD20C
piece
2
2011.3
6
Dump-truck
piece
10
2011.3
7
Smallvehicle
piece
5
2011.3
8
Oiltank
piece
1
2011.4
IV.Sequenceofconstructionandplannedconstructionduration
1.Preparatoryworking:
1stApril2011-5thApril2011
2.Surveyandsettingout:
1stApr.2011-3rdApr.2011
3.Cleaningsite:
5thApr.2011-15thApr.2011
4.Cuttingcatchdrain:
11thApr.2011-20thApr.2011
5.Cuttingandtransportation:
11thApr.2011-30thAug.2011
6.Fillingsubgrade:
15thJuly,2011-30thJuly2011
7.Trimmingofsubgradebed:
1stAug.2011-30thAug.2011
V.Methodstatementandworkmanship
1.Distributionofearthworkandstonework
Distributionofearthworkandstoneworkshouldfollowingtheprincipleof“usetheexcavatedmaterialtobackfilladjacentareaandreducethedistanceoftransportation”and,atthesametimetoutilizetheexcavatedearthworkcompletelyandtoarrangethespoilgroundreasonably;Adoptaappropriatelymethodoftransportationandaccordtheprovisionof“differentmaterialsarenotallowedtofillinthesamelocation”toproceedwithdistributionsoastoreachbalanced,economicalandreasonable.
DeliverytheexcavatedmaterialfromsectionPK197+00~PK197+59.64tothefillingsectionPK197+59.64~PK198+19.6;DeliverytheexcavatedmaterialfromsectionPK198+19.6~PK201+40tothefillingsectionPK201+40~PK204+20;deliverytheexcavatedmaterialfromsectionPK204+20~PK207+00tothefillingsectionPK207+00~PK219+20;OutstandingmaterialofbackfillingshallbeborrowedfromsoilborrowpitatPK214(ithasbeenapprovedbyEmployer).
2.Backfillingofsubgrade
Starttheworkinseveralsectionsatthesametime;adoptthemethodofflowprocessandparallelprocess,tofillandcompactlayerbylayerhorizontal.
Duringbackfilling,strictlyfollowtheflowprocessof“excavation,loading,transportation,unloading,leveling,compactionandtesting”.Followtheconstructionprocessof“3stages,4sectionsand8technologicalprocesses”tofill.
3.stages
Stageofpreparation,stageofconstruction,stageofrepairandinspectionandacceptance
4.sections
Sectionofbackfilling,sectionofleveling,sectionofcompaction,sectionoftesting
5.technologicalprocesses
Constructionpreparation,treatmentofbase,backfilllayerbylayer,pavingandlevelingandwateringandair-cure,rollercompaction,testinganddelivering,repairingofsubgrade.
(1)Technical
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- PK197 00 PK219 20 路基 施工 方案 英文 上报