本規范共分7章,主要技術內容包括：總則、術語和符號、基本規定、計算與驗算、制作與下沉、質量控制與驗收、監測。

GBT51130-2016······1

1 總則······11

2 術語和符號······12

2.1 術語······12

2.2 符號······14

3 基本規定······17

4 計算與驗算······19

4.1 一般規定······19

4.2 混凝土墊層及砂墊層······19

4.3 側阻力······21

4.4 下沉系數及接高穩定性······23

4.5 封底混凝土······24

4.6 水域沉井與沉箱······26

5 制作與下沉······30

5.1 一般規定······30

5.2 墊層施工······31

5.3 沉井與氣壓沉箱制作······32

5.4 沉井下沉······33

5.5 氣壓沉箱下沉······35

5.6 沉井封底······36

5.7 氣壓沉箱封底······37

5.8 水域沉井與沉箱施工······38

6 質量控制與驗收······40

6.1 砂墊層······40

6.2 制作······40

6.3 下沉及封底······42

7 監測······45

7.1 一般規定······45

7.2 監測與報警······46

7.3 監測報告······47

本規范用詞說明······49

引用標準名錄······50

附:條文說明······51

1 總則······54

3 基本規定······55

4 計算與驗算······57

4.1 一般規定······57

4.2 混凝土墊層及砂墊層······58

4.3 側阻力······58

4.4 下沉系數及接高穩定性······58

4.5 封底混凝土······59

4.6 水域沉井與沉箱······61

5 制作與下沉······62

5.1 一般規定······62

5.2 墊層施工······64

5.3 沉井與氣壓沉箱制作······64

5.4 沉井下沉······65

5.5 氣壓沉箱下沉······68

5.6 沉井封底······73

5.7 氣壓沉箱封底······73

5.8 水域沉井與沉箱施工······74

6 質量控制與驗收······75

6.1 砂墊層······75

6.2 制作······75

6.3 下沉及封底······75

7 監測······76

7.1 一般規定······76

7.2 監測與報警······76