中华人民共和国住房和城乡建设部公告

前　　言

1　总　　则

2　术语和符号

• 2.1　术　　语

• 2.2　符　　号

3　基本规定

• 3.1　一般规定

• 3.2　勘察等级

• 3.3　可行性研究勘察

• 3.4　初步勘察

• 3.5　详细勘察

• 3.6　施工勘察

4　测绘调查、勘探和测试

• 4.1　一般规定

• 4.2　工程地质测绘和调查

• 4.3　钻探和取样

• 4.4　室内试验

• 4.5　原位测试

• 4.6　监　　测

5　地　下　水

6　场地和地基的地震效应

• 6.1　一般规定

• 6.2　抗震地段划分与场地类别

• 6.3　液化与震陷

• 6.4　地震效应评价

7　天然地基勘察

• 7.1　一般规定

• 7.2　地基承载力确定

• 7.3　地基变形验算

• 7.4　天然地基的评价

8　地基处理勘察

• 8.1　一般规定

• 8.2　地基处理勘察与评价

9　桩基工程勘察

• 9.1　一般规定

• 9.2　承载力与变形

• 9.3　桩基勘察评价

10　基坑工程勘察

• 10.1　一般规定

• 10.2　勘察工作量及参数选用

• 10.3　基坑工程评价及地下水控制

11　勘察成果报告

• 11.1　一般规定

• 11.2　岩土参数的分析和选定

• 11.3　成果报告的基本要求

附录A　中国软土主要分布地区的工程地质区划略图

附录B　中国软土主要分布地区软土的工程地质特征表

附录C　试样质量等级的选择

附录D　土粒相对密度和泊松比的经验值

附录E　单桩竖向承载力的经验公式

本规程用词说明

引用标准名录

1　General Provisions

2　Terms and Symbols

• 2.1　Terms

• 2.2　Symbols

3　Basic Requirements

• 3.1　General Requirements

• 3.2　Class of Investigations

• 3.3　Feasibility Study Investigations

• 3.4　Preliminary Geotechnical Investigations

• 3.5　Detailed Investigations

• 3.6　Investigations During Construction

4　Survey and Drawing of Investigation，Exploration and Test

• 4.1　General Requirements

• 4.2　Engineering Geologic Mapping and Survey

• 4.3　Drilling and Sampling

• 4.4　Laboratory Experiments

• 4.5　In Situ Tests

• 4.6　Monitoring

5　Ground Water

6　Seismic Effect of Field and Foundation

• 6.1　General Requirements

• 6.2　Anti-seismic Section Classification and Field Classification

• 6.3　Liquefaction and Seismic Subsidence

• 6.4　Seismic Effect Evaluation

7　Investigations for Natural Foundation

• 7.1　General Requirements

• 7.2　Determination of Ground Bearing Capacity

• 7.3　Foundation Deformation Analysis

• 7.4　Evaluations of Natural Foundation

8　Investigations for Foundation Treatment

• 8.1　General Requirements

• 8.2　Investigations and Evaluations of Foundation Treatments

9　Investigations for Pile Foundation Engineering

• 9.1　General Requirements

• 9.2　Bearing Capacity and Deformation

• 9.3　Evaluation of Investigations for Pile Foundation Engineering

10　Investigations for Foundation Excavations

• 10.1　General Requirements

• 10.2　Workload of the Investigation and Selection of Parameters

• 10.3　Evaluation of Excavation and Ground Water Control

11　Geotechnical Survey Reports

• 11.1　General Requirements

• 11.2　Analysis and Recom mends of Geotechnical Parameters

• 11.3　Fundamental Requirements of Reports

Appendix A　Sketch Zoning Map for Soft Clay Mainly Distributed Regions in China

Appendix B　Engineering Geologic Characteristic Table for Soft Clay Mainly Distributed Regionsin China

Appendix C　Selection for Quality Grade of Sample

Appendix D　Empirical Value of Poisson Ratio and Specific Gravity of Soil Grain

Appendix E　Empirical Formula of Vertical Bearing Capacity of Single Pile

Explanation of Wording in This Specification

List of Quoted Standards