新建铁路XX工程XX标线下工程沉降变形观测实施方案编制：审核：批准：中铁XX集团XX铁路XX标第XX项目部2010年7月目录1总则....................................................................12、编制依据................................................................13、管段工程概况............................................................14、管段内地质概况..........................................................25、组织机构和人员仪器的配置................................................46、沉降变形观测的重要性、原则及管理制度....................................46.1沉降变形观测的重要性....................................................46.2沉降变形观测的原则......................................................56.3沉降变形观测的管理制度..................................................57线下工程沉降变形观测内容及控制要求......................................67.1沉降变形观测范围........................................................67.2线下工程沉降变形观测控制要求............................................67.3评估区段内线下工程分布范围和测点分布情况................................67.4观测断面工程属性信息汇总表..............................................78、沉降变形观测技术方案....................................................98.1桥梁沉降变形观测技术方案................................................98.2隧道沉降变形观测技术方案...............................................178.3过渡段工程沉降变形观测技术要求........................................209沉降变形测量...........................................................219.1测量等级及精度要求...................................................219.2变形监测网技术要求.................................................219.3沉降变形测量点的布置要求.............................................229.4观测网平面布置示意图、水准测量方法示意图...............................239.5测量工作基本要求.......................................................249.6测量工作具体要求.......................................................2910、评估方法和判定标准....................................................3210.1评估方法和判定标准的基本要求..........................................3210.2桥梁工程沉降变形评估..................................................3210.3隧道工程沉降评估.....................................................3410.4过渡段工程沉降评估..................................................3510.5区段工程沉降评估....................................................3511、沉降变形观测资料的提交与数据管理.....................................3512、线下工程沉降变形观测计划和时间........................................3913、线下工程沉降变形观测质量及安全保证措施................................3913.1线下工程沉降变形观测质量保证措施......................................3913.2线下工程沉降变形观测安全保证措施......................................40附表1观测断面与观测点工程属性信息表......................................41附表2电子水准测量记录手簿................................................42附表3桥梁墩（台）沉降观测记录表..........................................43附表4桥梁墩台沉降观测记录汇总表..........................................44附表5涵洞沉降观测记录表..................................................45附表6涵洞沉降观测记录汇总表..............................................46附表7桥梁梁部徐变观测数据记录表............................
