地铁试验段深基坑开挖支护监测施工方案

—XX 轨道交通六号线 TBM 试验段 XX 车站 0 编制： 审核： 审批：XXXX 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...............................................................11.1 监测目的.........................................................................................11.2 工程概况..........................................................................................1二、监控量测系统设计..............................................................................32.1 监控量测设计依据.........................................................................32.2 监控量测设计原则.........................................................................32.3 监测项目.........................................................................................4三、监测项目实施细则及监测频率..........................................................53.1 桩顶水平位移监测实施细则..........................................................53.2 桩体变形监测实施细则.................................................................53.3 边坡土体水平位移监测实施细则.................................................63.4 地表沉降及裂缝监测实施细则......................................................73.5 土压力监测实施细则......................................................................83.6 锚索轴力测量实施细则..................................................................93.7 钢筋内力监测实施细则................................................................103.8 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....................................................................124.1 监测控制标准...............................................................................124.2 警戒值...........................................................................................12五 监测点和数量......................................................................................