GB51227-2017······1

目次······7

1 總則······12

2 術語······13

3 基本規定······16

4 鉆進施工······18

4.1 一般規定······18

4.2 施工準備······18

4.3 鉆進······19

4.4 測井······20

4.5 糾偏······20

4.6 中間質量驗收······21

5 鉆井泥漿······22

5.1 一般規定······22

5.2 原材料······22

5.3 泥漿的配制······23

5.4 泥漿參數的調整······23

5.5 洗井與凈化······24

5.6 中間質量驗收······24

6 預制井壁······25

6.1 一般規定······25

6.2 法蘭盤制作安裝······26

6.3 鋼板筒制作安裝······27

6.4 鋼筋工程······29

6.5 模板工程······30

6.6 混凝土工程······31

6.7 預制井壁質量驗收······33

7 井壁漂(懸)浮下沉······40

7.1 一般規定······40

7.2 井壁吊運······40

7.3 井壁連接與焊縫防腐······41

7.4 節間充填注漿······42

7.5 井壁下沉······42

7.6 井筒扶正······43

7.7 中間質量驗收······43

8 壁后充填固井······45

8.1 一般規定······45

8.2 充填段高劃分原則······46

8.3 壁后水泥漿充填······46

8.4 壁后碎石充填······47

8.5 壁后充填質量檢查······47

8.6 成井檢測······48

8.7 中間質量驗收······48

9 鉆井井筒工程質量驗收······50

9.1 質量驗收組織和程序······50

9.2 質量驗收······50

附錄A 立井鉆井法鑿井工程劃分······53

附錄B 檢驗批質量驗收記錄······54

附錄C 分項工程質量驗收記錄······55

附錄D 分部(子分部)工程質量驗收記錄······56

附錄E 單位(子單位)工程質量竣工驗收記錄······57

本規范用詞說明······61

引用標準名錄······62

附: 條文說明······63

目次······65

1 總則······67

2 術語······68

3 基本規定······69

4 鉆進施工······70

4.1 一般規定······70

4.2 施工準備······70

4.3 鉆進······70

5 鉆井泥漿······71

5.1 一般規定······71

5.3 泥漿的配制······71

6 預制井壁······72

6.1 一般規定······72

6.2 法蘭盤制作安裝······72

6.3 鋼板筒制作安裝······72

6.4 鋼筋工程······73

6.5 模板工程······73

6.6 混凝土工程······73

7 井壁漂（懸）浮下沉······74

7.1 一般規定······74

7.2 井壁吊運······74

7.3 井壁連接與焊縫防腐······74

7.4 節間充填注漿······74

8 壁后充填固井······75

8.1 一般規定······75

8.2 充填段高劃分原則······75

8.3 壁后水泥漿充填······76

8.5 壁后充填質量檢查······76

8.6 成井檢測······76

8.7 中間質量驗收······76