乌鲁木齐轨道交通一号线工程大西沟站附属结构施工监测方案编制:审核:审批:中铁七局集团有限公司乌鲁木齐市轨道交通1号线工程09标段项目经理部二零一六年四月目录一、编制依据......................................................................................1二、概述.............................................................................................12.1工程概况...............................................................................12.2工程地质条件........................................................................32.3水文地质条件........................................................................52.4不良地质作用与特殊岩土情况...............................................5三、主要技术指标...............................................................................63.1监测项目精度要求.................................................................63.2监测频率及周期.....................................................................73.3监测警戒标准........................................................................8四、监测项目及工作内容、监测范围...................................................94.1监测项目及工作内容..............................................................94.2出入口基坑(隧道)监测范围..............................................104.2.1周边环境监测范围.....................................................104.2.2出入口基坑(隧道)开挖监测范围............................104.3监测布点原则......................................................................104.4监测点埋设与监测方法........................................................124.4.1地下管线沉降............................................................124.4.2地表沉降...................................................................154.4.3桩顶水平和竖向位移.................................................164.4.4桩体水平变形............................................................184.4.5支撑轴力...................................................................204.4.6拱顶下沉及净空收敛监测..........................................214.5现场安全巡视......................................................................224.5.1现场安全巡视内容.....................................................244.5.2现场安全巡视频率.....................................................254.5.3现场安全巡视方法.....................................................254.6风险源.................................................................................264.6监测布点图..........................................................................28五、监测重点、难点分析及措施........................................................295.1加强市政管线的监测............................................................295.2出入口基坑(隧道)的监测.................................................29六、项目组织机构及人员配备...........................................................30七、仪器设备配置.............................................................................31八、质量保证措施.............................................................................318.1技术管理机构及措施............................................................318.2质量控制措施......................................................................32九、数据处理分析及成果运用..........................................