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Database: 189759 (12 Oct 2025)
AQ 1050-2008 English PDF
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AQ 1050-2008
: Technical criterion of protective coal seam exploitation
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Standard Title (Description)
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AQ 1050-2008
English
339
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Technical criterion of protective coal seam exploitation
Valid
AQ 1050-2008
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Basic data
Standard ID
AQ 1050-2008 (AQ1050-2008)
Description (Translated English)
Technical criterion of protective coal seam exploitation
Sector / Industry
Industrial Safety Standard
Classification of Chinese Standard
D09
Classification of International Standard
13.100
Word Count Estimation
13,165
Date of Issue
2008-11-19
Date of Implementation
2009-01-01
Quoted Standard
AQ 1026-2006; MT/T 638
Regulation (derived from)
SAWS Bulletin 2008 No. 24
Issuing agency(ies)
State Administration of Work Safety
Summary
This standard specifies the protective layer of coal mined the general requirements, planning, design, gas extraction, the effect is investigated and regional elimination outburst evaluation method. This standard applies to underground coal mines coal (rock) and gas outburst (referred prominent) mine.