DZ/T 0101.12-1994
Active
GB 50419-2017
Active
National standards
force_standard
GB 50419-2017 Code for design of roadway section and junction of coal mine
GB 50419-2017 Code for design of roadway section and junction of coal mine
Basic Information
Standard Code:
GB 50419-2017
Standard Type:
National standards
Standard Status:
Active
is_force_gb:
yes
CCS Name:
-
ICS Name:
-
Publish Date:
2017-05-04
Implement Date:
2018-01-01
Pages:
115 pages
Scope
In order to implement relevant national laws and regulations in the design of coal mine roadway cross-sections and junctions, and to ensure that the design is safe, practical, technologically advanced, and economically reasonable, these standards are formulated
Development Information
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