GB51227-2017：立井钻井法施工及验收规范

GB51227-2017······1

目次······7

1 总则······12

2 术语······13

3 基本规定······16

4 钻进施工······18

4.1 一般规定······18

4.2 施工准备······18

4.3 钻进······19

4.4 测井······20

4.5 纠偏······20

4.6 中间质量验收······21

5 钻井泥浆······22

5.1 一般规定······22

5.2 原材料······22

5.3 泥浆的配制······23

5.4 泥浆参数的调整······23

5.5 洗井与净化······24

5.6 中间质量验收······24

6 预制井壁······25

6.1 一般规定······25

6.2 法兰盘制作安装······26

6.3 钢板筒制作安装······27

6.4 钢筋工程······29

6.5 模板工程······30

6.6 混凝土工程······31

6.7 预制井壁质量验收······33

7 井壁漂(悬)浮下沉······40

7.1 一般规定······40

7.2 井壁吊运······40

7.3 井壁连接与焊缝防腐······41

7.4 节间充填注浆······42

7.5 井壁下沉······42

7.6 井筒扶正······43

7.7 中间质量验收······43

8 壁后充填固井······45

8.1 一般规定······45

8.2 充填段高划分原则······46

8.3 壁后水泥浆充填······46

8.4 壁后碎石充填······47

8.5 壁后充填质量检查······47

8.6 成井检测······48

8.7 中间质量验收······48

9 钻井井筒工程质量验收······50

9.1 质量验收组织和程序······50

9.2 质量验收······50

附录A 立井钻井法凿井工程划分······53

附录B 检验批质量验收记录······54

附录C 分项工程质量验收记录······55

附录D 分部(子分部)工程质量验收记录······56

附录E 单位(子单位)工程质量竣工验收记录······57

本规范用词说明······61

引用标准名录······62

附: 条文说明······63

目次······65

1 总则······67

2 术语······68

3 基本规定······69

4 钻进施工······70

4.1 一般规定······70

4.2 施工准备······70

4.3 钻进······70

5 钻井泥浆······71

5.1 一般规定······71

5.3 泥浆的配制······71

6 预制井壁······72

6.1 一般规定······72

6.2 法兰盘制作安装······72

6.3 钢板筒制作安装······72

6.4 钢筋工程······73

6.5 模板工程······73

6.6 混凝土工程······73

7 井壁漂（悬）浮下沉······74

7.1 一般规定······74

7.2 井壁吊运······74

7.3 井壁连接与焊缝防腐······74

7.4 节间充填注浆······74

8 壁后充填固井······75

8.1 一般规定······75

8.2 充填段高划分原则······75

8.3 壁后水泥浆充填······76

8.5 壁后充填质量检查······76

8.6 成井检测······76

8.7 中间质量验收······76