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1、挡土墙施工方案一、 工程概况:该挡土墙位于AK0+135处,为1—3.0m钢筋混凝土盖板涵,涵长22.5m,涵洞中线与道路中线法向夹角为0o,为低填土盖板涵,设计要求地基承载力≥0.25Mpa,采用99cm盖板21块,采用74cm盖板2块。涵洞基础采用C15片石混凝土,台身采用C20片石混凝土,进出口均为八字墙。施工准备:1、 测量放线:由测量工程师根据图纸放出挡墙定位线、基础开挖边线控制桩,在地面上根据地质情况确定放坡坡度,用石灰撒出开挖线,并做好水准点及引桩。2、 现场布置:根据现场情况确定施工便道位置及走向,砂石材料
2、等的分类堆码场地,机具设备、拌和站的摆放位置。3、 材料试验送检工作:做好砂、石、水泥、施工用水、钢筋等原材料的取样送检工作,确定砂浆、混凝土的配合比。4、 施工队伍:由本公司具有丰富施工经验的专业施工人员组建涵洞施工队伍,该队伍人员在20—30人。5、 住房:施工队的办公生活用房就近租用民房解决。二、 施工作业及质量要求:1、基础开挖:(1)在基础开挖开始之前通知监理工程师,以便检查、测量基础平面位置和现有地面标高。在未完成检查测量及监理工程师批准之前不得开挖。为便于开挖后检查校核,基础轴线
3、控制桩应延长至基坑外加以固定。insouthwestofZhejiangProvincialCommitteeoftheparty'sstruggle,developdemocraticUnitedFrontagainstJapan,establishedthearmedforcesandtheanti-Japanesebasearea,decidedtoestablishtheCPCZhejiangCommittee.InFebruary1939,withGuYuliang,SecretaryZhu,asMinister,JieXuintoapropagandaMinis
4、ter,ZhangZhihuaaswomen'sMinister,HuangyanasyouthMinister,zhexirecorderofPenrhynasmilitarySecretaryoftheestablishment.HanchangorganizationattachedtotherecordersoftheWest.AftertheSpringFestival,ZhuXiwasdeterminedtorally,ledbyWangHesongmorethanmorethan100people,with"firstRoadSouthintotheteamh
5、eadquartersthenameof"backfromWuzhentoWujiangyan...Ismonth,establishedtheTombarea1thbranch-EastwaterHongKongBranch,BranchSecretaryShenYingjie.Isautumn,theKuomintangZhejiangProvincialGovernmentinSouthwestBureautointensifyitsanti-communist,orderedpoliticalteamtrainingintianmumountain,isintend
6、edtoeliminateinthepoliticalpoweroftheCommunistParty,thoroughrestructuringoftheprovince'spoliticalteamtomakeitbecomeatoolofanti-Communist.Inviewofthissituation,recorderoftheWestdirectionWestopenmassworkhasbeendifficult,politicalsignsshouldnotbeused,onlyallgounderground,theparty'sworktoconti
7、nue.Todothis,takeappropriatemeasuresbyapartyorganization,partymembersintheOrganizationofpoliticalwithdrawal,transferormakepubliccareerascover,intoasecretstruggle.InNovember,Yangandthevictoryofthebattleofthe(2)根据测量组放出的开挖线,清除施工区域内的树木、草皮、树根等杂物、障碍物,然后用挖机开挖基础土石方,对于