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1、引水隧洞衬砌混凝土施工技术交底一、施工准备二次衬砌采用全液压钢模衬砌台车施工，先墙后拱一次性浇注。衬砌施工工艺流程见下图：安设止水条、止水带砼拌合上料、计量绑扎钢筋各项检查砼运输模板整修、清理原材料准备机械设备检查拆模养护灌注砼封顶安装堵头模板捣固刷模、涂油台车就位测量放样施工准备首先进行施工准备工作：检查断面是否有侵限，对侵限部分凿除。对喷射混凝土面检查，不平处进行补喷。对凸出的锚杆、钢管头切除，并用砂浆抹平。对各种机械、设备进行检查、检修，确保设备能在施工期间正常运转。对上一循环接缝处的砼进行凿毛、清洗，并刷一层水泥浆
2、以使新旧砼接合良好。二、台车定位attentiontotherelationshipbetweenplantsandsoil,aswellastheskilledtechnicianjobstobechosen.Itisalsoaftercompletionofthevarioustypesoffinishingjob,itshouldthoroughlyimplementqualityandprojectmanagementtoensurecomplete.Mainpointsareasfollows:(1)fullyg
3、raspthedesignintentanddesigndrawingsconfirmedonthebasisoftheconstructionsite.(2)accordingtovariouscriteria(andplantingprojectco-ordination)preparationofengineeringplansandschedulingplans.(3)thematerialsandmaterialsusedforqualitymanagement.(4)constructionmanagement
4、combinedwithtreeplantingprojects.⑦Lawnplantingseeds:designingProportioningofgrassseed,grassseedmix,sowgrassseedshouldbeevenlydistributednotlessthan35gpersquaremetre.Grassseedsowshouldbeappliedbeforethefootbasefertilizerandwaterimmersion,beslightlydrysowgrassseed.G
5、rassseedSub...E,growinghedgeplants,spacedevenly,tree-richsidefromoutside,seedlingheight,trunksize,uniformmix.Inthenurseryprunedhedges,plantingshouldbebasedonmodelingspellplanting,plantingdepthshouldbeconsistent.F,blockplantingtimeorgroupplantingtime,plantbackinthe
6、orderfromtheCenteroutward.-Slopeplantshouldbeplantedfromtoptobottom.Largeblockgraftoradifferentcolorwhencolorbunchplantingshouldbepartitionedblockplanting.⑨subsidiaryfacilitiesoftheGreenProject:agreenspaceofwater-supplyandirrigationconstructionshallconformtothefol
7、lowingprovisions:(1),thewatersupplypipeshouldbebasedonasolidandcompact.(2),pipeclamps,interfacesshouldhaveafirm,tight,cleanpipeendnotFLOSS,lipclearanceaccuracy.(3),thepipingshouldcomplywiththedesignrequirementsandafterinstallationmustbehydrostatictest.(4),shouldbe
8、carriedoutafterthepipelinetrenchandsoilcompactioninlayers.交底人：复核人：接受交底人：第7页共8页模板台车就位前先准确定出隧洞中线及断面标高，在测量时要考虑混凝土浇注时的变形量5cm。衬砌台车就位前必须整修、打磨光洁，涂刷色拉油，以便脱模。衬砌台
