JGJ/T72-2017：高层建筑岩土工程勘察标准

JGJT72-2017······1

1总则······12

2术语和符号······13

2.1术语······13

2.2符号······14

3基本规定······18

4勘察方案······24

4.1一般规定······24

4.2天然地基······25

4.3桩基······28

4.4复合地基······29

4.5基坑工程······31

5地下水勘察······33

6室内试验······36

7原位测试······38

8岩土工程评价······44

8.1场地稳定性评价······44

8.2天然地基评价······45

8.3桩基评价······50

8.4复合地基评价······55

8.5高底层建筑差异沉降评价······57

8.6地下室抗浮评价······59

8.7基坑工程评价······62

9检验和监测······64

9.1设计参数检验······64

9.2施工检验······65

9.3现场监测······66

10特级勘察······69

11岩土工程勘察报告······74

11.1一般规定······74

11.2勘察报告主要内容和要求······74

11.3图表及附件······76

附录A 回弹模量和回弹再压缩模量室内试验要点······78

附录B天然地基极限承载力估算······80

附录C用变形模量E估算天然和复合地基最终沉降量······83

附录D标准贯入试验成果估算预制桩竖向极限承载力······88

附录E大直径桩端阻力载荷试验要点······91

附录F原位测试参数估算群桩基础最终沉降量······93

附录G 抗浮桩和抗浮锚杆抗拔静载荷试验要点······97

附录H 竖向和水平向基准基床系数载荷试验要点······100

附录J回弹变形和回弹再压缩变形计算用表······101

本标准用词说明······104

引用标准名录······105

附：条文说明······106

1 总则······110

2 术语和符号······112

2.1 术语······112

3 基本规定······113

4 勘察方案······124

4.1 一般规定······124

4.2 天然地基······125

4.3 桩基······126

4.4 复合地基······129

4.5 基坑工程······131

5 地下水勘察······134

6 室内试验······136

7 原位测试······140

8 岩土工程评价······146

8.1 场地稳定性评价······146

8.2 天然地基评价······147

8.3 桩基评价······168

8.4 复合地基评价······177

8.5 高低层建筑差异沉降评价······186

8.6 地下室抗浮评价······188

8.7 基坑工程评价······200

9 检验和监测······204

9.1 设计参数检验······204

9.2 施工检验······207

9.3 现场监视······207

10 特级勘察······209

11 岩土工程勘察报告······220

11.1 一般规定······220

11.2 勘察报告主要内容和要求······220

11.3 图表及附件······222

附录A 回弹模量和回弹再压缩模量室内试验要点······223

附录D 标准贯入试验成果估算预制桩竖向极限承载力······224

附录E 大直径桩端阻力载荷试验要点······232

附录F 原位测试参数估算群桩基础最终沉降量······233

附录H 竖向和水平向基准基床系数载荷试验要点······241