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1、Q/GXD207.32-2009Q/GXDQ/GXD207.32-2009代替Q/GXD207.32-2008Q/GXD207.33-2008广西电网公司发布2009-12-31实施2009-12-31发布电力安全工器具管理标准广西电网公司企业标准Earth-rockbackfillingof90,000m3.6.2fillinglargeamountofplanningandreclamationoftheproject,consideringtheconstructionofspecificcircumstances,mainlythefollowingaspects:1,goodfull
2、fillingarrangementandconstructionofroadstoensurefillingtheroads.2,themainexcavation,loading,transport,constructionmachinery,includinglevelingandcompactionareputingoodperformanceofconstructionmachineryandequipment,tomeettheconstructionneeds.Earth-rockBackfillingismainlybasedongeneralprogressintheconc
3、reteconstructionofthemainprojecttoschedule.6.3Earth-rockbackfillingconstructionofEarth-rockbackfillingconstructioncarriedoutinthefollowingway:soil-stoneembankmentinthecorrespondingpartsoftheconcretepouringiscompleted,damFoundationexcavationofsandandgravelmaterial,transportedbyCAT320digdumptruckmount
4、ed5~10Ttofillpartsofunloading,mechanicalcompacting.TheEarth-rockbackfillingprimarilyforstructuralbackfillandsitefilling,relativelylowrequirementsforcompactionofbackfill,theproposedCAT320digdumptruckmounted5~10Tbroughtontothesite,bulldozersandtieredrolling.Layerthickness50cmthicknessofrollingafewtime
5、sandidentification.LocalcornerissupplementedbyfrogsRammerandtamping.Fillingqualitycontrolareasfollows:(1)backfillmaterialisnotallowedinmixedclay,grass,wood,andotherharmfulsubstances.(2)thebackfillmaterialshallconformtotherequirementsofsupervisionengineerinconstructiondrawingsand.(3)thebackfillmateri
6、allayerthicknessisnottoothick,shouldmeettherequirements.(4)thecompactingshouldpayparticularattentionwhenrollingqualitybackfillsandandgravel,thecompactrequirements.6.46.4.1constructionqualityguaranteemeasuresofqualityandsafetymeasures(1)strictlycontrolthequalityoffilling,nograss,debrisandmudcontentgr
7、eaterthanthedesignoffillingmaterialsforbackfill,donotfailnotbackfilled.(2)strictlycontrolthethicknessofthefilling,constructionsetatthefilling-facethicknessofsignposts,bulldozersusuallycontrolledbyitsh
