新建南京至杭州铁路客运专线工程二标段（DK075+213.16～DK148+000.00）线下工程沉降变形观测及评估实施方案编制：审核：批准：中水四局宁杭客运专线工程指挥部测量控制中心目录第一章总则............................................................................................1一、适用范围......................................................................................1二、工作依据......................................................................................1一、职责分工......................................................................................3(一)项目指挥部测控中心职责..........................................................3(二)分部、梁场职责..........................................................................3二、沉降观测任务段落划分表..........................................................4三、工作程序......................................................................................5一．沉降变形测量等级及精度要求..................................................6二．沉降变形监测网主要技术要求及建网方式..............................6三．沉降变形测量点的布置要求......................................................8四．沉降变形监测测量工作基本要求..............................................8五．沉降变形监测观测具体要求......................................................9第四章专业要求..................................................................................12一、路基工程....................................................................................12（一）路基沉降变形观测.............................12（二）路基工程沉降评估.............................20（三）过渡段沉降变形观测...........................22（四）过渡段的沉降评估.............................23二、桥涵工程....................................................................................24（一）一般规定.....................................24（二）桥涵变形控制标准.............................24（三）变形观测方案.................................25（四）观测资料要求.................................281．桥梁梁体和墩台..................................28（五）观测频次.....................................29（六）沉降评估.....................................30三、隧道工程....................................................................................33（一）隧道基础沉降观测.............................331.一般要求.........................................332.观测断面的布设...................................33四、其他...........................................34五、综合评估....................................................................................34附件三：各单位责任人名单............................................................38附件四：附表....................................................................................40附表1工程沉降变形观测准备工作检查记录表.........40附表2工程沉降变形观测结果评估验收记录表.........41附表3路基沉降水准测量记录表.....................42附表4路基沉降观测记录表（沉降观测桩）...........43附表5路基观测桩沉降量记录汇总表.................44附表6.............................................45路基沉降观测记录表（沉降板）.......................45附表7路基沉降板观测记录汇总表（沉降板）.........46附表8路基沉降板观测记录表（剖面管）.............47附表9路基分层沉降观测记录表.....................48附表10路基分层沉降观测记录汇总表....
