JGJ8-2016：建筑变形测量规范

本规范的主要技术内容是：1.总则；2.术语和符号；3.基本规定；4.变形观测方法；5.基准点布设与测量；6.场地、地基及周边环境变形观测；7.基础及上部结构变形观测；8.成果整理与分析；9.质量检验。

JGJ8-2016······1

1 总则······11

2 术语和符号······12

2.1 术语······12

2.2 符号······14

3 基本规定······16

3.1 总体要求······16

3.2 精度等级······17

3.3 技术设计与实施······19

4 变形观测方法······22

4.1 一般规定······22

4.2 水准测量······22

4.3 静力水准测量······25

4.4 三角高程测量······27

4.5 全站仪测量······29

4.6 卫星导航定位测量······35

4.7 激光测量······39

4.8 近景摄影测量······43

5 基准点布设与测量······45

5.1 一般规定······45

5.2 沉降基准点布设与测量······46

5.3 位移基准点布设与测量······47

5.4 基准点稳定性分析······48

6 场地、地基及周边环境变形观测······50

6.1 场地沉降观测······50

6.2 地基土分层沉降观测······51

6.3 斜坡位移监测······52

6.4 基坑及其支护结构变形观测······56

6.5 周边环境变形观测······59

7 基础及上部结构变形观测······60

7.1 沉降观测······60

7.2 水平位移观测······62

7.3 倾斜观测······63

7.4 裂缝观测······65

7.5 挠度观测······66

7.6 收敛变形观测······68

7.7 日照变形观测······70

7.8 风振观测······71

7.9 结构健康监测······72

8 成果整理与分析······74

8.1 一般规定······74

8.2 数据整理······75

8.3 监测点变形分析······76

8.4 建模和预报······77

9 质量检验······79

9.1 一般规定······79

9.2 质量检查······80

9.3 质量验收······81

附录A 变形观测成果表······82

附录B 质量检查记录表······84

本规范用词说明······86

引用标准名录······87

附：条文说明······88

1 总则······93

2 术语和符号······94

2.1 术语······94

2.2 符号······94

3 基本规定······95

3.1 总体要求······95

3.2 精度等级······97

3.3 技术设计与实施······102

4 变形观测方法······105

4.1 一般规定······105

4.2 水准测量······106

4.3 静力水准测量······106

4.4 三角高程测量······109

4.5 全站仪测量······112

4.6 卫星导航定位测量······113

4.7 激光测量······115

4.8 近景摄影测量······122

5 基准点布设与测量······124

5.1 一般规定······124

5.2 沉降基准点布设与测量······125

5.3 位移基准点布设与测量······129

5.4 基准点稳定性分析······131

6 场地、地基及周边环境变形观测······133

6.1 场地沉降观测······133

6.2 地基土分层沉降观测······136

6.3 斜坡位移监测······140

6.4 基坑及其支护结构变形观测······141

6.5 周边环境变形观测······146

7 基础及上部结构变形观测······147

7.1 沉降观测······147

7.2 水平位移观测······150

7.3 倾斜观测······151

7.4 裂缝观测······151

7.5 挠度观测······151

7.6 收敛变形观测······152

7.7 日照变形观测······159

7.8 风振观测······160

7.9 结构健康监测······160

8 成果整理与分析······162

8.1 一般规定······162

8.2 数据整理······163

8.3 监测点变形分析······163

8.4 建模和预报······163

9 质量检验······166

9.1 一般规定······166

9.2 质量检查······166

9.3 质量验收······167