GB 2595-1981
Abolished
YB/T 4866.3-2020
Active
Industry standards-Black metallurgy
YB/T 4866.3-2020 Technique Specification for Open-pit to Underground Mining Transition of Iron Ore Mines Part 3: Specification for Overburden Formation Technology
YB/T 4866.3-2020 Technique Specification for Open-pit to Underground Mining Transition of Iron Ore Mines Part 3: Specification for Overburden Formation Technology
Price:
$ 30
Basic Information
Standard Code:
YB/T 4866.3-2020
Standard Type:
Industry standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
Baseline standards and general methods
ICS Name:
Metallurgy Comprehensive
Publish Date:
2020-12-09
Implement Date:
2021-04-01
Scope
This section stipulates the basic principles, technical parameters, safety, and monitoring for the formation of overburden in iron mines during the transition from open-pit mining to underground mining using the caving method. This section applies to iron mines that transition from open-pit mining to underground mining using the caving method.
Development Information
Same series standard
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