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Database: 189759 (26 Oct 2025)
YB/T 4865-2020 English PDF
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YB/T 4865-2020
: Internal waste rocks dumping technical specification for open pit to underground mining of iron mine
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YB/T 4865-2020
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Internal waste rocks dumping technical specification for open pit to underground mining of iron mine
Valid
YB/T 4865-2020
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Basic data
Standard ID
YB/T 4865-2020 (YB/T4865-2020)
Description (Translated English)
Internal waste rocks dumping technical specification for open pit to underground mining of iron mine
Sector / Industry
Ferrous Metallurgy Industry Standard (Recommended)
Classification of Chinese Standard
H34
Classification of International Standard
77.140.99
Word Count Estimation
6,674
Date of Issue
2020-12-09
Date of Implementation
2021-04-01
Quoted Standard
GB 18599; GB J22; YB/T 4486-2015; HJ 651
Regulation (derived from)
Ministry of Industry and Information Technology Announcement No. 48 (2020)
Issuing agency(ies)
Ministry of Industry and Information Technology
Summary
This standard specifies the technical parameters and ecological environment restoration requirements for waste rock from open-pit to underground mines to be disposed of in the open-pit boundary. This standard is applicable to iron mines during the transition period from open-pit to underground. The internal discharge of waste rock from other types of mines can be implemented by reference.
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