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GB 50021-2009 Code for Geotechnical Engineering Investigation

Issuing agency: General Administration of Quality Supervision, Inspection and Quarantine / Ministry of Housing and Urban-Rural Development

Release time: 2009

Specification category: mandatory standards

Whether to abolish: No

new standard:

Old standard:

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Link: http://pan.baidu.com/s/1pLE7pn9

Password: 6npk

Revision description

This partial revision is based on the original "Ministry of Construction

Notice of Standards and Standards Development and Revision Plan (Second Batch)))) (Building Standard [2006J

No. 136>, the construction comprehensive survey research and design institute together with relevant units

The Geotechnical Engineering Survey Code ~ GB 50021-2001 was revised.

The main content of this partial amendment is to make the expression of some provisions more rigorous.

Relevant standards are more harmonized. The main contents of the amendment are as follows:

1. "Evaluation of water and soil corrosivity" → chapter content has been greatly revised.

2. Added and modified the content of "Contaminated Soil".

3. Other amendments to Article 13: Basic requirements for soil identification and survey, site

And foundation seismic effects, groundwater, drilling, in-situ testing, etc. Mandatory

Article 6.

Underlined in this specification are the amendments. Articles in bold type are mandatory.

The text must be strictly implemented.

4

The editor-in-chief of this partial revision: Construction of Comprehensive Survey Research and Design Institute

Participating Editing Unit: Zhongbing Survey Design and Research Institute

Shanghai Geotechnical Engineering Survey and Design Institute

Limited company

China Exploration Metallurgical Survey Design Institute

Any company

China Nonferrous Metals Industry Xi'an Survey Design

Institute

China Architectural Southwest Investigation and Design Institute has

Limited company

The main drafters of this partial revision: Wu Wei Gu Baohe

(The following is arranged by the stroke of the last name)

Wang Kai Xu Liping Li Yaogang

Pang Jinjuan Xiang Bokang Jingwen

Dong Zhongjie

Main reviewer of this partial revision: Gao Dazhao

(The following is arranged by the stroke of the last name)

Wang Changke's chemical construction under Zhaoqing

Yang Junfeng Shen Xiaoke Qi Yuhong