GB/T 22205-2008 English PDF

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GB/T 22205-2008: Hydrogeological classification of mining district or working face
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 22205-2008	209	Add to Cart	3 days	Hydrogeological classification of mining district or working face	Valid

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Basic data

Standard ID: GB/T 22205-2008 (GB/T22205-2008)
Description (Translated English): Hydrogeological classification of mining district or working face
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: D14
Classification of International Standard: 73.020
Word Count Estimation: 9,991
Date of Issue: 2008-07-29
Date of Implementation: 2009-05-01
Regulation (derived from): National Standard Approval Announcement 2008 No.12 (Total No.125)
Issuing agency(ies): General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China
Summary: This standard specifies the classification principles coal mining area or face hydrogeological conditions, classified according to their classification. This standard applies to underground coal category.

GB/T 22205-2008: Hydrogeological classification of mining district or working face

---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
Hydrogeological classification of mining district or working face ICS 73.020 D14 National Standards of People's Republic of China Coal mining area or face in the hydrogeological conditions Categories Posted 2008-07-29 2009-05-01 implementation Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China Standardization Administration of China released

Foreword

Appendix A of this standard is an informative annex. The standard proposed by China Coal Industry Association. This standard by the National Standardization Technical Committee of Coal. This standard was drafted. Coal Research Institute, Xi'an Institute. The main drafters of this standard. Wang Jingming, Jinde Wu. This standard is the first release.

Introduction

Due to differences in the hydrogeological conditions within a coal mine in different mining area or face a large, difficult to mine hydrogeological conditions of classification norms Face of the mining area or for harmonized classification, and hydrological classification mining area geological conditions or face the requirements of more specific, quantitative, so this standard Is the prospective mine safety rules, procedures mine hydrogeology, hydrogeological conditions supplement coal mine classification norms, as China's coal mine and mining area Face hydrogeological conditions classification. Coal mining area or face in the hydrogeological conditions Categories

1 Scope

This standard specifies the classification principle of Mining District or Face hydrogeological conditions, classification according to its classification. This standard applies to underground coal mine category.

2 Terms and definitions

The following terms and definitions apply to this standard. 2.1 Face gushing from the top, bottom, side. 2.2 Water guide channels are faults, fissures, collapse column. 2.3 Face influx of water is groundwater, the old pond, the surface water. 2.4 Coal mining area or face in being less dangerous of pressurized water or hazards. 2.5 Mining area or face in roof water by threats or hazards. 2.6 Face mining area or threatened or harm from the surface rivers, lakes, reservoirs, marine and other surface water bodies. 2.7 Mining area or Face permeable subsided column by threats or hazards. 2.8 Mining area or face in the water conducted by the fault of the threat or hazard. 2.9 Mining area or face in the old pond water by threats or hazards.

3 classification principles

3.1 mining area or face in the hydrogeological conditions depending on the complexity into simple (Ⅰ), moderate (Ⅱ), complex (Ⅲ), very complex (Ⅳ) four category. ......

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