五里店基坑监测方案终版.doc

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-重庆轨道交通六号线TBM试验段五里店车站0 编制： 审核： 审批： 北京中铁瑞威工程检测有限责任公司 二零零九年三月 目录
一、施工监测目的和工程概况...............................................................1 1.1监测目的.........................................................................................1 1.2工程概况..........................................................................................1
二、监控量测系统设计..............................................................................3 2.1监控量测设计依据.........................................................................3 2.2监控量测设计原则.........................................................................3 2.3监测项目.........................................................................................4
三、监测项目实施细则及监测频率..........................................................5 3.1桩顶水平位移监测实施细则..........................................................5 3.2桩体变形监测实施细则.................................................................5 3.3边坡土体水平位移监测实施细则.................................................6 3.4地表沉降及裂缝监测实施细则......................................................7 3.5土压力监测实施细则......................................................................8 3.6锚索轴力测量实施细则..................................................................9 3.7钢筋内力监测实施细则................................................................10 3.8地表建筑沉降及倾斜监测实施细则............................................11
四、监测控制标准、警戒值....................................................................12 4.1监测控制标准...............................................................................12 4.2警戒值...........................................................................................12 五监测点和数量......................................................................................12 5.1一般要求.......................................................................................12 5.2测点的布置原则...........................................................................13
六、监控量测数据处理及信息反馈.....