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YB/T 4866.1-2020Technical specification for open-pit to underground mining of iron mine - Part 1: General technical specification (English PDF)

铁矿山露天转地下开采技术规范第1部分：通用技术规范

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Issued by

Ministry of Industry and Information Technology

Level / Type

National · Recommended

Issue date

December 9, 2020

Implementation date

April 1, 2021

Scope

YB/T 4866.1-2020 is the English-translated version of 铁矿山露天转地下开采技术规范第1部分：通用技术规范.

YB/T 4866.1-2020 — This standard specifies the terms and definitions, basic regulations, open-pit conversion to underground mining, ecological restoration of open-pit pits, monitoring, early warning, inspection and recording, etc. of the general technical specifications for the conversion of open-pit mining to underground mining.

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Document preview — YB/T 4866.1-2020

National Standard of the People's Republic of China

ICS: 77.140.99
Classification: H 34

Issued by: Ministry of Industry and Information Technology

What this standard covers1
Document data2
Standards quoted by this document3

What this standard covers

This standard specifies the terms and definitions, basic regulations, open-pit conversion to underground mining, ecological restoration of open-pit pits, monitoring, early warning, inspection and recording, etc. of the general technical specifications for the conversion of open-pit mining to underground mining. This standard applies to iron mining enterprises.

Document data

International classification (ICS): 77.140.99.

Chinese classification (CCS): H34.

Estimated length of the Chinese original: 8,852 words.

Standards quoted by this document

GB 6722; GB 12719; GB 16423; GB 50830; YB/T 4486; DZ/T 0033

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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 6 pages — is available in the English PDF.

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