GB/T 2008-1987
Active
MT/T 1239-2025
Active
Industry standards-Coal
MT/T 1239-2025 Classification methods for surrounding rock masses of coalmine development and preparatory roadways
MT/T 1239-2025 Classification methods for surrounding rock masses of coalmine development and preparatory roadways
Basic Information
Standard Code:
MT/T 1239-2025
Standard Type:
Industry standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
Basic standards and general methods
ICS Name:
Mining and excavation
Publish Date:
2025-06-30
Implement Date:
2025-12-30
Publisher:
国家能源局
Technical Committee:
中国煤炭工业协会标准化专家组
Pages:
28 pages
Scope
本文件规定了煤矿开拓准备巷道围岩的分类指标、分类方法和分类步骤。
本文件适用于井工煤矿开拓准备巷道围岩分类。
Development Information
Drafting Units:
淮北矿业股份有限公司、合肥工业大学、安徽理工大学、北京中煤矿山工程有限公司、中国煤炭工业协会生产力促进中心、矿山深井建设技术国家工程研究中心
Drafting Persons:
陈平原、孟益平、祝金龙、陈潇、郑厚发、张浩、黄文锋、程守业、罗雷、荣传新、曹矿勤、吴志刚、高峰
Referenced Standards
GB/T 23561.3-2009 Methods for determining the physical and mechanical properties of coal and rock—Part 3:Methods for determining the block density of coal and rock
GB/T 23561.7-2009 Methods for determining the physical and mechanical properties of coal and rock—Part 7:Methods for determining the uniaxial compressive strength and counting softening coefficient
GB/T 23561.13-2010 Methods for determining the physical and mechanical properties of coal and rock—Part 13:Methods for determining point load strength index of coal and rock
GB/T 35056-2018 Technical specifications for rock bolting in coal mine roadways
GB/T 50218-2014 Standard for engineering classification of rock masses
GB/T 50266-2013 Standard for test methods of engineering rock mass
Related Standards
GB/T 2009-1987
Active
GB/T 2009-1987 Method of sampling and sample preparation of bauxite in bulk
GB/T 2010-1987
Active
GB/T 2010-1987 Method of sampling and sample preparation of talc in bulk
GB/T 2011-1987
Active
GB/T 2011-1987 Method of sampling and sample preparation of manganese ores in bulk
GB/T 10202-1988
Active
GB/T 10202-1988 Code of comprehensive geological exploration and survey in the coastal zone
GB/T 10583-1989
Abolished