DBT29-279-2020······1

1 總則······10

2 術語······11

3 基本規(guī)定······14

3.1 一般規(guī)定······14

3.2 安全控制······15

4 安全控制標準······23

5 外部基坑工程······24

6 穿越工程······26

6.1 一般規(guī)定······26

6.2 盾構法······27

6.3 明挖法······28

6.4 頂管法······29

6.5 地面上跨······29

6.6 拉管法······30

7 其他工程······31

7.1 一般規(guī)定······31

7.2 爆破作業(yè)······31

7.3 樁基礎工程······32

7.4 地下水作業(yè)······33

7.5 淺基礎工程······33

8 檢測······35

9 安全評估······37

10 監(jiān)測······39

10.1 一般規(guī)定······39

10.2 監(jiān)測項目和監(jiān)測頻率······39

10.3 監(jiān)測預警······44

11 加固與修復······46

附錄A 隧道上方卸荷比、增荷比計算······48

本規(guī)程用詞說明······51

引用標準名錄······52

條文說明······53

1 總則······56

2 術語······58

3 基本規(guī)定······59

3.1 一般規(guī)定······59

3.2 安全控制······61

4 安全控制標準······64

5 外部基坑工程······65

6 穿越工程······69

6.1 一般規(guī)定······69

6.2 盾構法······70

6.3 明挖法······71

6.4 頂管法······72

6.5 地面上跨······72

6.6 拉管法······72

7 其他工程······73

7.3 樁基礎工程······74

7.5 淺基礎工程······75

8 檢測······76

9 安全評估······79

10 監(jiān)測······83

10.1 一般規(guī)定······83

10.2 監(jiān)測項目和監(jiān)測頻率······84

10.3 監(jiān)測預警······93

11 加固與修復······95