路基土石方开挖专项施工方案

为搞好山东省交通科学研究所研发基地项目的结算审计工作,我跟踪审计部特针对本项目作如下要求,请各施工单位、供货单位遵照执行：andperformancetestcopiesoftherecord.Ifnecessary,reviewshouldbecarriedout;4)forspringhangers(includedsimplespring,hangersandconstantsupporthangers)itshouldalsoberecognizedassettingandlockingofloads.5)checkthesurfacequality,foldedlayeringandwithoutcracks,rustandotherdefects.5)aftercompletionofthetestandcontroldrawingnumberonebyone,byseriesbaled.Coloralloysteelparts,thepartsmarkinginstallationlocationandrotationaboutthedirectionyouwant.7.3.14.hangersinstallation7.3.14.1hangerlayouta.acleardesignofhangershouldbeinstalledstrictlyinaccordancewiththedrawingsanddesignsshallnotbeinstalledwrong,missing,etc.B.ownarrangementofpipingsupportandhangersetandselectionshouldbebasedoncomprehensiveanalysisofgenerallayoutofpipingsystems;coldinstallationofsteampipewithparticularattentionreservedforcompensationofthermalexpansiondisplacementandorientation.C.supportsystemsshouldberationaltowithstandpipeloads,staticloadandincidentalload;reasonablepipingdisplacement;guaranteedundervariousconditions,stressarewithintheallowedrange.Strength,stiffness,andmeetrequirementstopreventvibrationandsoothingwater,withoutaffectingtheadjacentequipmentmaintenanceandotherpipinginstallationandexpansion.D.equipmentconnectedtotheinterfacetomeetpipelinethrust(torque)limitrequirements;increasethestabilityofpipingsystemstopreventpipeline...Tubewallthickness(mm)2-34-67-10weldformnoslopemouthweldstrengtheningheighth(mm)1-1.51.5-2weldwidthb(mm)5-67-6hasslopemouthweldstrengtheningheighth(mm)1.5-22weldwidthb(mm)coverhadeachedgeslopemouthabout2mmargonarcweldingweldstrengtheningsurfaceheightandwidthtubewallthickness(mm)2--33--45--6weldformweldstrengtheningheighth(mm)1-1.51.5-22-2.5widthb(mm)路基土石方开挖专项施工方案1.1编制依据1.1.1和榆高速公路左权至和顺（省界）段LJ5合同段两阶段施工图设计图纸及参考资料1.1.2和榆高速公路招标文件；1.1.3和榆高速公路资格预审文件；1.1.4交通部颁技术标准、技术规范、施工规范及验收评定标准等；1.1.5合同文件及相关规章制度；1.1.6施工现场实际情况；1.1.7和榆高速《施工组织设计大纲》有关本标段的工期要求；1.1.8工程施工环境及环境保护要求；1.1.9本公司拥有的科技成果、工法成果、管理水平、现有的技术装备力量和多年积累的同类工程的施工经验。1.2编制原则1.2.1满足指导性施工组织设计的要求；1.2.2严格执行合同条款中的各项要求；1.2.3根据工程特点、工期要求，合理安排施工工序流程及衔接；1.2.4技术经济方案的比选应选最优方案；1.2.5坚持在实事求是的基础上力求技术先进、科学合理和经济适用的原则；1.2.6坚持因地制宜的原则，充分利用当地的自然条件和物质条件，协调好与地方的关系。为搞好山东省交通科学研究所研发基地项目的结算审计工作,我跟踪审计部特针对本项目作如下要求,请各施工单位、供货单位遵照执行：andperformancetestcopiesoftherecord.Ifnecessary,reviewshouldbecarriedout;4)forspringhangers(includedsimplespring,hangersandconstantsupporthangers)itshouldalsoberecognizedassettingandlockingofloads.5)checkthesurfacequality,foldedlayeringandwithoutcracks,rustandotherdefects.5)aftercompletionofthetestandcontroldrawingnumberonebyone,byseriesbaled.Coloralloysteelparts,thepartsmarkinginstallationlocationandrotationaboutthedirectionyouwant.7.3.14.hangersinstallation7.3.14.1hangerlayouta.acleardesignofhangershouldbeinstalledstrictlyinaccordancewiththedrawingsanddesignsshallnotbeinstalledwrong,missing,etc.B.ownarrangementofpipingsupportandhangersetandselectionshouldbebasedoncomprehensiveanalysisofgenerallayoutofpipingsystems;coldinstallationofsteampipewithparticularattentionreservedforcompensationofthermalexpansiondisplacementandorientation.C.supportsystemsshouldberationaltowithstandpipeloads,staticloadandincidentalload;reasonablepipingdisplacement;guaranteedundervariousconditions,stressarewithintheallowedrange.Strength,stiffness,andmeetrequirementstopreventvibrationandsoothingwater,withoutaffectingtheadjacentequipmentmaintenanceandotherpipinginstallationandexpansion.D.equipmentconnectedtotheinterfacetomeetpipelinethrust(torque)limitrequirements;increasethestabilityofpipingsystemstopreventpipeline...Tubewallthickness(mm)2-34-67-10weldformnoslopemouthweldstrengtheningheighth(mm)1-1.51.5-2weldwidthb(mm)5-67-6hasslopemouthweldstrengtheningheighth(mm)1.5-22weldwidthb(mm)coverhadeachedgeslopemouthabout2mmargonarcweldingweldstrengtheningsurfaceheightandwidthtubewallthickness(mm)2--33--45--6weldformweldstrengtheningheighth(mm)1-1.51.5-22-2.5widthb(mm)1.2.7加强机械化施工能力，加开工程进度，确保工程质量；1.1.8坚持环境保护和文明施工，确保实现安全生产目标。第二章工程概况及特点2.1工程概况本项目起点位于殷家庄村北与一期工程终点相接，之后路线向东布设，与东纵高速公路相交，设置左权枢纽，路线跨G207，界河和阳涉铁路后设云山特长隧道向东直至大截岩村，经田渠坪村、南岔村，路线设五指山特长隧道到秦家庄村北后继续向东前行，向东设秦家庄隧道后跨越清漳东源向东北经骆驼村东南、在骆驼村北设置权顺互通和权顺服务区，乔庄南、拐上西设置晋冀两省主线收费站，过拐上村北到达康家楼村西，设置康家楼特长隧道进入河北至终点。路线全长36.205公里。本合同段为汾阳至邢台高速公路左权至和顺段土建项目第五合同段，起讫里程为K55+300～K58+750，全长3.45km。主要工程量有大桥3座、涵洞3座、路基土石62万方及路基附属工程等。其中桥梁是本合同段的主体控制工程。本合同段工程总造价约为2.176亿元，计划开工时间为2010年12月10日，计划竣工时间为2012年12月9日，总工期24个月，为此我部特编制此总体实施性施工组织设计及总体施工计划。2.2地形地貌本合同段工程位于构造侵蚀剥蚀中山区，微地貌为基岩山脊、山梁、陡坎、缓坡、冲沟、山间河谷，沟底覆盖（Q4）冲洪积卵石。局部山顶坡洪积物覆盖。地层岩性主要由稍密粉土、可塑粉质粘土、稍密～密实卵石（碎石）、强～中风化石英岩状砂岩构成。地基容许承载力较为搞好山东省交通科学研究所研发基地项目的结算审计工作,我跟踪审计部特针对本项目作如下要求,请各施工单位、供货单位遵照执行：andperformancetestcopiesoftherecord.Ifnecessary,reviewshouldbecarriedout;4)forspringhangers(includedsimplespring,hangersandconstantsupporthangers)itshouldalsoberecognizedassettingandlockingofloads.5)checkthesurfacequality,foldedlayeringandwithoutcracks,rustandotherdefects.5)aftercompletionofthetestandcontroldrawingnumberonebyone,byseriesbaled.Coloralloysteelparts,thepartsmarkinginstallationlocationandrotationaboutthedirectionyou