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1、MethodstatementforrawmaterialsiloⅠ.Projectdescription1.0Rawmaterialsilo：RCCsilo,outsidediameterisφ23.4×72m.Aconestartsat8.693.Ringfoundationisadopted.Concretestructureforthetop.Ⅱ.References1.0Drawingsofrawmealhomogenizingsilo&kilnfeedingsystem2.0Theconstructionorganizationanddesign3.0The
2、relativeconstructioncodesandregulationsⅢ.Mainconstructionmethod1.0Preparations1.1Equipment:Mobilizationandcommissioningoftowercrane,slidingdevices,welder,etc,soastoensuretheslipformworksinthenormalway.1.2Materials:Workouttheplanofsteelandcarryoutthefabricationwork,preparetheplanofconcret
3、eandothermaterials.1.3Jobsite:Smoothandstraightsoastoensuretheconvenienceofmaterialtransportation.1.4Adequatemanpowers.2.0Silowallslipformconstruction2.1Slipformconstructiona.ConcreteTheconcreteadoptedforthisjobwillbereadymixedconcrete.Thefollowingdatashallbenotedintheplansheet:pouringan
4、dvibratingtime,pouringsection,strengthrequirement,slumpsandthequantity(cubicmeters)intendedtobepouredandplannedtimeofpouring.Whenslipformstarts,theconcreteshallbecontinuous,andthemasonsfollowstovibarte.Theconcretewillbeputintoformworksandvibratedatthesametimefrombothdirections,soastoavoi
5、dtheoccurrenceofslotsorcrackscausedbythealreadyhardenedconcretewhenonlyworktoonedirection.Theproperslumprequirementforslipformis90-140mm.Concretetransportation:theconcreteintheself-fabricatedtipcartwillbetransportedbytheheadframetotheslidingplatform,andsuppliedtoplaceofpouringbythetipcar
6、t.Verticaltransportation:Aftercalculation,thecapacityofthetowercranemeetstheactualtransportationdemand.Atthesametimeverticaltransportationoftheconcreteshouldmeetthedemandfordifferentsection,Therefore,threeheadframe,whichcouldgoesupwiththeplatform,isneededforsilowallslidingup,andself-fabr
7、icatedtipcart,actuallythecapacityofthelorryis0.18cubicmeters.Concretepouring:whenthesilowallisslidingup,puttheconcretefromthetipcartontotheplatformbetweentwoslipformsupports,masonsshovelalltheconcreteontheplatformintotheformwork,masonsfollowingtovibratetheconcrete.Theconc
