内容简介
DB22/T 5020-2019城市轨道交通工程监测技术标准
Technical standard for monitoring measurement of urban rail transit engineering
主编部门∶吉林省建设标准化管理办公室
批准部门∶吉林省住房和城乡建设厅
吉林省市场监督管理厅
施行日期∶2019年7月1日
目 次
1 总 则 ................................................................................................. 1
2 术语和符号 ....................................................................................... 2
2.1 术 语 ........................................................................................ 2
2.2 符 号 ........................................................................................ 5
3 基本规定 ........................................................................................... 6
3.1 基本要求 .................................................................................. 6
3.2 基坑、隧道工程影响分区及监测范围 .................................. 9
3.3 基坑、隧道工程监测等级划分 ............................................ 11
4 变形监测控制网 ............................................................................. 14
4.1 一般规定 ................................................................................ 14
4.2 水平位移监测控制网 ............................................................ 15
4.3 竖向位移监测控制网 ............................................................ 16
4.4 基准点的校核 ........................................................................ 18
5 明（盖）挖法工程监测 ................................................................. 20
5.1 一般规定 ................................................................................ 20
5.2 监测项目................................................................................ 20
5.3 监测点布设 ............................................................................ 21
5.4 现场巡查 ................................................................................ 27
5.5 监测频率 ................................................................................ 28
5.6 监测控制值 ............................................................................ 30
5.7 装配式混凝土车站结构监测 ................................................ 34
6 盾构法隧道工程监测 ..................................................................... 35
6.1 一般规定 ................................................................................ 35
6.2 监测项目................................................................................ 35
6.3 监测点布设 ............................................................................ 36
6.4 现场巡查................................................................................37
6.5 监测频率................................................................................38
6.6 监测控制值............................................................................39
7 矿山法工程监测 .............................................................................41
7.1 一般规定................................................................................41
7.2 监测项目................................................................................41
7.3 监测点布设............................................................................42
7.4 现场巡查................................................................................45
7.5 监测频率................................................................................46
7.6 监测控制值............................................................................47
8 桥梁工程监测 .................................................................................49
8.1 一般规定................................................................................49
8.2 监测项目................................................................................49
8.3 监测点布设............................................................................50
8.4 现场巡查................................................................................51
8.5 监测频率................................................................................52
8.6 监测控制值............................................................................54
9 周边环境监测 .................................................................................55
9.1 一般规定................................................................................55
9.2 建（构）筑物........................................................................56
9.3 桥 梁....................................................................................57
9.4 地下管线................................................................................59
9.5 高速公路与城市道路............................................................60
9.6 城市轨道交通设施................................................................61
9.7 既有公路隧道........................................................................65
9.8 既有铁路................................................................................66
9.9 地表水体及水利设施............................................................67
9.10 监测控制值............................................................................69
10 线路结构变形监测 .....................................................................73
10.1 一般规定..............................................................................73
10.2 线路结构变形监测要求......................................................74
11 监测方法及要求 .........................................................................76
11.1 一般规定..............................................................................76
11.2 水平位移监测......................................................................77
11.3 竖向位移监测......................................................................80
11.4 深层水平位移监测..............................................................83
11.5 土体分层竖向位移监测......................................................84
11.6 净空收敛监测......................................................................85
11.7 爆破振动监测......................................................................87
11.8 孔隙水压力监测..................................................................88
11.9 地下水位监测......................................................................89
11.10 岩土压力监测....................................................................90
11.11 支撑内力、锚杆（索）拉力监测 ....................................90
11.12 结构应力监测....................................................................91
11.13 挠度监测............................................................................91
11.14 倾斜监测............................................................................92
11.15 裂缝监测............................................................................93
11.16 轨道静态几何形位监测....................................................94
11.17 三维激光扫描测量............................................................94
11.18 近景摄影测量....................................................................95
11.19 自动化监测........................................................................96
11.20 现场巡查............................................................................97
11.21 远程视频监控....................................................................97
12 监测成果、信息反馈及预警 .....................................................98
12.1 监测成果..............................................................................98
12.2 信息反馈............................................................................101
12.3 预警....................................................................................101
附录 A 基准点、监测点的埋设 ..................................................103