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GB/T 45610-2025: Reclamation code of practice for coal gangue backfilling subsidence area
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| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| GB/T 45610-2025 | English | 299 |
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Reclamation code of practice for coal gangue backfilling subsidence area
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GB/T 45610-2025
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Basic data | Standard ID | GB/T 45610-2025 (GB/T45610-2025) | | Description (Translated English) | Reclamation code of practice for coal gangue backfilling subsidence area | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | D04 | | Classification of International Standard | 73.020 | | Word Count Estimation | 14,148 | | Date of Issue | 2025-04-25 | | Date of Implementation | 2025-11-01 | | Issuing agency(ies) | State Administration for Market Regulation, China National Standardization Administration | GB/T 45610-2025: Reclamation code of practice for coal gangue backfill subsidence area---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
Reclamation code of practice for coal gangue backfilling subsidence area
Technical specification for reclamation of subsidence area by backfilling with coal gangue
ICS 73.020
CCS D 04
National Standard of the People's Republic of China
Released on 2025-04-25
2025-11-01 Implementation
State Administration for Market Regulation
The National Standardization Administration issued
Table of contents
Preface ... Ⅲ
1 Scope ... 1
2 Normative references ... 1
3 Terms and Definitions 2
4 General Principles ... 2
5 Workflow ... 2
6 Classification and admission of coal gangue ... 3
6.1 Classification of coal gangue ... 3
6.2 Requirements for the entry of coal gangue ... 4
7 Backfill site investigation and selection ... 4
7.1 General requirements 4
7.2 Background Check ... 4
7.3 Site stability level survey ... 4
7.4 Investigation on anti-seepage requirements 5
7.5 Site Selection Requirements ... 5
8 Backfill and reclamation ... 5
8.1 General requirements 5
8.2 Topsoil Stripping and Protection ... 5
8.3 Gangue Backfill ... 5
8.4 Reclamation 6
9 Reclamation Quality Monitoring and Evaluation ... 6
9.1 Reclamation Quality Monitoring 6
9.2 Evaluation of reclamation quality 7
References ... 8
Foreword
This document is in accordance with the provisions of GB/T 1.1-2020 "Guidelines for standardization work Part 1.Structure and drafting rules for standardization documents"
Drafting is required.
Please note that some of the contents of this document may involve patents. The issuing organization of this document does not assume the responsibility for identifying patents.
This document is proposed and coordinated by the China Coal Industry Association.
This document was drafted by. Shandong Energy Group Co., Ltd., China University of Mining and Technology (Beijing), China Coal Industry Association Productivity Promotion Center
Center, Shandong Kanger Energy Technology Co., Ltd., Shandong Institute of Standardization, Shandong Lunan Institute of Geological Engineering and Exploration (Shandong Geological and Mineral Exploration
Development Bureau Second Geological Brigade), Xinwen Mining Group Co., Ltd., Inner Mongolia University for Nationalities, Beijing University of Science and Technology, Shandong Energy Group Technology
Development Co., Ltd., Guoneng Shendong Coal Group Co., Ltd., China Coal Technology and Engineering Mining Research Institute Co., Ltd., Disaster Prevention Science and Technology College, Shandong Coal
Carbon Science Research Institute Co., Ltd., Shandong Huaxin Construction Engineering Group Co., Ltd., Anhui University of Science and Technology, China University of Mining and Technology, Guizhou Rongyuan Environmental Protection Engineering Co., Ltd.
Bao Technology Co., Ltd., China Coal Technology and Engineering Ecological Environment Technology Co., Ltd., China Coal Tianjin Design Engineering Co., Ltd., China Coal (Tianjin) Underground Engineering Co., Ltd.
Cheng Intelligent Research Institute Co., Ltd., Shandong Provincial Land and Space Planning Institute (Shandong Provincial Natural Resources and Real Estate Registration Center).
The main drafters of this document are. Li Wei, Fan Jianguo, Zhang Kai, Yang Yang, An Jie, Zhang Yong, Liu Jian, Wang Naiguo, Wang Yi, Li Xiushan,
Sun Xiang, Zhang Xiaobo, Bo Huaizhi, Li Mingming, Wang Shuang, Deliger, Gao Yanzhi, Liu Jinhai, Yue Zuncai, Liu Pengliang, Chen Hongnian,
Feng Xiujuan, Jiang Liangfu, Han Keming, Feng Tao, and Wang Lixin.
Technical specification for reclamation of subsidence area by backfilling with coal gangue
1 Scope
This document establishes the general principles and work flow for reclamation of coal gangue backfill subsidence areas, and stipulates the classification and entry of coal gangue and the investigation of backfill sites.
The process of selection, backfilling and reclamation is described, and the monitoring and evaluation methods of reclamation quality are described.
This document applies to the reclamation of coal mining subsidence areas using coal gangue backfill.
2 Normative references
The contents of the following documents constitute the essential clauses of this document through normative references in this document.
For referenced documents without a date, only the version corresponding to that date applies to this document; for referenced documents without a date, the latest version (including all amendments) applies.
in this document.
GB/T 214 Determination of total sulfur in coal
GB 3838-2002 Surface water environmental quality standard
GB 8978 Comprehensive sewage discharge standard
GB/T 14848-2017 Groundwater Quality Standard
GB 16297-1996 Comprehensive Emission Standard of Air Pollutants
GB/T 17643 Geosynthetics Polyethylene Geomembrane
GB 18599-2020 Pollution Control Standard for Storage and Landfill of General Industrial Solid Waste
GB 18918 Pollutant emission standards for urban sewage treatment plants
GB/T 21010 Classification of land use status
GB/T 34230-2017 Test method for leaching of coal and coal gangue
GB/T 35986 Determination of loss on ignition of coal gangue
GB/T 37574-2019 Water resources and environment investigation and evaluation methods in coal mining subsidence areas
GB/T 43215-2023 Method for assessing the stability of ground foundations in surface construction areas of mined-out areas
GB/T 43934 Technical Specification for Coal Mine Land Reclamation and Ecological Restoration
GB 51044-2014 Code for geotechnical engineering investigation of coal mine goaf
HJ/T 20 Technical Specification for Sampling and Preparation of Industrial Solid Waste
HJ 91.2-2022 Technical Specifications for Surface Water Environmental Quality Monitoring
HJ/T 166-2004 Technical Specification for Soil Environmental Monitoring
HJ 610-2016 Technical Guidelines for Environmental Impact Assessment Groundwater Environment
NB/T 10533 Technical specification for treatment of coal mining subsidence areas
NB/T 11431-2023 Technical specification for coal gangue backfill in land reclamation
NY/T 1121.2 Soil testing Part 2.Determination of soil pH
TD/T 1031.1-2011 Rules for the preparation of land reclamation plans Part 1.General
TD/T 1031.3-2011 Rules for the preparation of land reclamation plans Part 3.Underground coal mines
TD/T 1036-2013 Land Reclamation Quality Control Standard
TD/T 1048 Technical specification for stripping and utilization of cultivated soil
TD/T 1049-2016 Basic information survey procedures for mine land reclamation
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