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1、在体验中学习，在磨砺中成长胜者集团湖南分公司2014年夏季鼎力之作——2014年青少年胜者集团湖南分公司策划书Earth-rockbackfillingof90,000m3.6.2fillinglargeamountofplanningandreclamationoftheproject,consideringtheconstructionofspecificcircumstances,mainlythefollowingaspects:1,goodfullfillingarrangementandconstructionofroadstoensurefi
2、llingtheroads.2,themainexcavation,loading,transport,constructionmachinery,includinglevelingandcompactionareputingoodperformanceofconstructionmachineryandequipment,tomeettheconstructionneeds.Earth-rockBackfillingismainlybasedongeneralprogressintheconcreteconstructionofthemainprojec
3、ttoschedule.6.3Earth-rockbackfillingconstructionofEarth-rockbackfillingconstructioncarriedoutinthefollowingway:soil-stoneembankmentinthecorrespondingpartsoftheconcretepouringiscompleted,damFoundationexcavationofsandandgravelmaterial,transportedbyCAT320digdumptruckmounted5~10Ttofil
4、lpartsofunloading,mechanicalcompacting.TheEarth-rockbackfillingprimarilyforstructuralbackfillandsitefilling,relativelylowrequirementsforcompactionofbackfill,theproposedCAT320digdumptruckmounted5~10Tbroughtontothesite,bulldozersandtieredrolling.Layerthickness50cmthicknessofrollinga
5、fewtimesandidentification.LocalcornerissupplementedbyfrogsRammerandtamping.Fillingqualitycontrolareasfollows:(1)backfillmaterialisnotallowedinmixedclay,grass,wood,andotherharmfulsubstances.(2)thebackfillmaterialshallconformtotherequirementsofsupervisionengineerinconstructiondrawin
6、gsand.(3)thebackfillmateriallayerthicknessisnottoothick,shouldmeettherequirements.(4)thecompactingshouldpayparticularattentionwhenrollingqualitybackfillsandandgravel,thecompactrequirements.6.46.4.1constructionqualityguaranteemeasuresofqualityandsafetymeasures(1)strictlycontroltheq
7、ualityoffilling,nograss,debrisandmudcontentgreaterthanthedesignoffillingmaterialsforbackfill,donotfailnotbackfilled.(2)strictlycontrolthethicknessofthefilling,constructionsetatthefilling-facethicknessofsignposts,bulldozersusuallycontrolledbyitsheight.(3)fillingbacktechniqueisusedw
8、henfeed,avoidfillingmaterialsfors
