JGJ/T344-2014：随钻跟管桩技术规程

JGJT344-2014······1

1 总则······10

2 术语和符号······11

2.1 术语······11

2.2 符号······11

3 基本规定······14

4 设计······16

4.1 一般规定······16

4.2 桩顶作用效应计算······17

4.3 单桩承载力与变形计算······18

4.4 构造设计······22

5 施工······25

5.1 一般规定······25

5.2 施工准备······26

5.3 施工设备······26

5.4 成桩工艺······27

6 质量检验······32

6.1 质量检查······32

6.2 单桩桩身完整性及承载力检验······33

附录A 随钻跟管桩构造······34

附录B 桩靴构造······36

附录C 随钻跟管桩施工记录表······37

本规程用词说明······38

引用标准名录······39

附:条文说明······40

1 总则······43

2 术语和符号······44

2.1 术语······44

3 基本规定······45

4 设计······47

4.1 一般规定······47

4.2 桩顶作用效应计算······47

4.3 单桩承载力与变形计算······47

4.4 构造设计······49

5 施工······51

5.1 一般规定······51

5.2 施工准备······51

5.3 施工设备······52

5.4 成桩工艺······54

6 质量检验······62

6.1 质量检查······62

6.2 单桩桩身完整性及承载力检验······62