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ndoverallleadershipresponsibilityforsafety.AdministrativeDeputyiswithinthescopeoftheirrespectiveresponsibilitiesatvariouslevelsofsecurityresponsibility,inchargeofsecurityworkinthecontextofleadership,responsibletotheChief.Fifthopenpitproductionsafetyaccidentinvestigationsystem,performedonaproductionsafetyaccidentfournoprinciple.Imposedonproductionsafetyaccidentreportstepbystepreportingthreechannels,namely,UnitChief,administrationandsafetysupervisionsystemcounterparttosuperiorleadership,reportsinatimelymanner.Sixthpitmustimplementthewhoisinchargeofwho'sinchargeandhosemustbesafeprinciplesinplanning,layout,checkproductionwork,summarizedandevaluatedatthesametime,plans,features,review,summary,ratingsafetywork.Firmlyestablishingsafetyistheeffectiveness,safetyisthecredibility,safetyisthecompetitivenessawareness,tomakesafetywork.Seventhminingtradeunionorganizationaccordingtolawtheworkerstoparticipateintheworksafetyofdemocraticmanagementanddemocraticsupervision,safeguardworkers'legitimaterightsandinterestsinrespectofsafety.PersonaldeathandaTradeUnionhastherighttoparticipateinthemajoraccidentinvestigations,relyonthemassestodoproductionsafetywork.Eighthpitmustbebasedonrelevantlawsandregulations,industrystandardsandcompanyandGod'sstandards,rulesandregulationsissuedbythecompany,developingrulesandregulationsforcoalproduction,institutionalizationan培养学生的阅读习惯,通过阅读欣赏短文,引导学生感悟大自然的美,激发热爱家乡的感情。语文生活,让学生认识到生活中处处有语文,学习语文应走出课堂,在生活中自主地认字。通过口语交际,培养学生交流的兴趣和交际能力。现场及准备情况现场整理已经完毕,各项准备工作已就绪,具备开工条件。1、水泥稳定碎石基层配合比设计工作已完成,具体配合比(质量比)为:水泥4.5%:骨料100%,各种骨料级配组成为:1-3cm碎石:0.5-1cm碎石:石粉=40:30:30,此配合比已上报并已得到监理工程师的批复。2、导线点、水准点的联测已完成。3、碎石、砂、水泥的各种原材料已准备好并对各项指标进行了检测,满足规范要求及施工需要。各规格料进行了分隔存放,并对细集料进行了覆盖,以防雨淋。4、稳定粒料拌和机、压路机、运输车、水车等下基层施工机械已准备好并已安装调试完毕,钢丝、钢绞线、方木等施工工具已准备好。5、施工人员已到位并已分工完毕,实行定人定岗,责任到人。水泥稳定碎石下基层试验段施工技术方案一、目的及适用范围:为确保下基层大面积施工,使工程质量达到设计要求,特编制本施工方案。本方案适用于指导水泥稳定碎石下基层试验段施工。实施试验路段主要想获得以下指标:用于大面积施工的生产配合比;混合料的松铺系数;确定合理的施工方法(包括混合料含水量的增加、控制方法;压实机械的选择和组合,压实的顺序、速度和遍数;拌和、运输、摊铺和碾压机械的协调与配合等);指导合理地安排工期。二、试验段位置及实施日期的确定:拟于k118+100~k118+300右幅进行下基层试验段的摊铺;计划于2003年3月14日进行,并于当日完成;计划于2003年6月中旬完成全部下基层的施工。三、工作方法和工作程序:ndoverallleadershipresponsibilityforsafety.AdministrativeDeputyiswithinthescopeoftheirrespectiveresponsibilitiesatvariouslevelsofsecurityresponsibility,inchargeofsecurityworkinthecontextofleadership,responsibletotheChief.Fifthopenpitproductionsafetyaccidentinvestigationsystem,performedonaproductionsafetyaccidentfournoprinciple.Imposedonproductionsafetyaccidentreportstepbystepreportingthreechannels,namely,UnitChief,administrationandsafetysupervisionsystemcounterparttosuperiorleadership,reportsinatimelymanner.Sixthpitmustimplementthewhoisinchargeofwho'sinchargeandhosemustbesafeprinciplesinplanning,layout,checkproductionwork,summarizedandevaluatedatthesametime,plans,features,review,summary,ratingsafetywork.Firmlyestablishingsafetyistheeffectiveness,safetyisthecredibility,safetyisthecompetitivenessawareness,tomakesafetywork.Seventhminingtradeunionorganizationaccordingtolawtheworkerstoparticipateintheworksafetyofdemocraticmanagementanddemocraticsupervision,safeguardworkers'legitimaterightsandinterestsinrespectofsafety.PersonaldeathandaTradeUnionhastherighttoparticipateinthemajoraccidentinvestigations,relyonthemassestodoproductionsafetywork.Eighthpitmustbebasedonrelevantlawsandregulations,industrystandardsandcompanyandGod'sstandards,rulesandregulationsissuedbythecompany,developingrulesandregulationsforcoalproduction,institutionalizationan培养学生的阅读习惯,通过阅读欣赏短文,引导学生感悟大自然的美,激发热爱家乡的感情。语文生活,让学生认识到生活中处处有语文,学习语文应走出课堂,在生活中自主地认字。通过口语交际,培养学生交流的兴趣和交际能力。1.工作程序:准备下承层(底基层)→施工测量放样→挂线→厂拌料(试验室取样)→运输→摊捕→压实(质检组检测)→养生。2.工作方法(1)准备下承层:对路基单位交付的底基层进行检查,要求表面平整、坚实、无浮土,没有松散和软弱地点,其各项指标已达到规范要求并经监理工程师检测。底基层顶面先进行拉毛并扫除浮土后再摊铺。另外在摊铺之前对干燥地段进行洒水润湿。(2)施工测量放样:由测量组进行中线复核,检查路面宽度,根据下基层路面宽度放出边桩,测定出中桩(ph点)与边桩每个点的高程(每10米一个断面),确定每个点与设计高程之差,并在路面两侧固定方木挡料,防止压实时路面塌肩。(3)挂线:挂线组依据测量组成果与设计摊捕厚度之和乘以松铺系数1.25(暂定),挂出路面两侧基准线(钢丝)。(4)厂拌料:稳定粒料拌和机已经调试完毕,经测试所产混合料符合规范要求,施工中注意经常检查输送带送料情况,检查水泥螺旋推进器工作情况、用水输送情况,确保各种原材料正常供应,使拌料符合规范要求;把握时间、天气的变化,适当调整供水量,使含水量大于最佳含水量(4.8%)0.5%-1.0%,并结合当天天气情况进行适当调整。,混合料运至现场直至碾压结束时,其含水量接近最佳值。试验室按照规范规定的频率进行含水量、混合料级配、水泥剂量及无侧限抗压强度的检验,其中水泥剂量要高出配合比设计中水泥剂量0.5个百分点,即5.0%。(5)运输:由20吨以上自卸车把拌和好的成品料运至工地,运输车数量根据生产能力和运距确定,并有适当的余量(试验路段工程数量较小,且距拌和站较近,8部自卸车可满足需要)。自卸车备有蓬布,以防雨淋。卸料时控制卸料速度,防止离析。(6)摊铺:混合料运至现场,立即进行摊铺。摊铺机位于摊铺起点,按松铺厚度垫好熨平板,熨平板两边靠中部垫宽20cm以上长ndoverallleadershipresponsibilityforsafety.AdministrativeDeputyiswithinthescopeoftheirrespectiveresponsibilitiesatvariouslevelsofsecurityresponsibility,inchargeofsecurityworkinthecontextofleadership,responsibletotheChief.Fifthopenpitproductionsafetyaccidentinvestigationsystem,performedonaproductionsafetyaccidentfournoprinciple.Imposedonproductionsafetyaccidentreportstepbystepreportingthreechannels,namely,UnitChief,administrationandsafetysupervisionsystemcounterparttosuperiorleadership,reportsinatimelymanner.Sixthpitmustimplementthewhoisinchargeofwho'sinchargeandhosemustbesafeprinciplesinplanning,layout,checkproductionwork,summarizedandevaluatedatthesametime,plans,features,review,summary
本文标题:水泥稳定石粉层施工方案
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