Valid

NB/T 11256-2023Technical code of practice on monitoring of land damage for underground coal mines (English PDF)

井工煤矿采动土地损毁监测技术规程

Preview PDF

This is a limited preview

Buy now to download the full PDF (24 pages)

Need quotation for your management?

Get a formal quotation for NB/T 11256-2023 in 30 minutes.

Issued by

NEA

Level / Type

Industry · Recommended

Issue date

May 26, 2023

Implementation date

November 26, 2023

Scope

NB/T 11256-2023 is the English-translated version of 井工煤矿采动土地损毁监测技术规程.

NB/T 11256-2023 is the Chinese energy industry code of practice for monitoring land damaged by underground coal mining.

It defines damaged land, land liable to be damaged and occupied land, and then sets out the general requirements, the workflow, the preparation stage, the division of monitoring units, the choice of monitoring indicators, how monitoring is carried out, the recording of results and the drafting of the monitoring report.

Informative appendices provide a survey form on the current state of damaged land, an indicator system, a method for setting monitoring points, results record sheets and an outline of the report.

Soil sampling and analysis follow the NY/T 1121 series, and land use classification GB/T 21010. Issued on 26 May 2023, it has applied since 26 November 2023.

Found what you need?

Document preview — NB/T 11256-2023

National Standard of the People's Republic of China

ICS: 73.040
Classification: D 04

Issued by: National Energy Administration of the People's Republic of China

Preface
1 Scope
2 Normative reference documents
3 Terms and Definitions
4 General requirements
5 Workflow
6 Preparation Phase
7 Monitoring unit division
8 Determination of monitoring indicators
9 Monitoring Implementation
10 Monitoring results record
11 Monitoring report preparation
Appendix A (informative) Survey form on current status of land damage caused by mining in underground coal mines
Appendix B (informative) Monitoring indicator system for land damaged by mining in underground coal mines
Appendix C (informative) Monitoring point setting method
Appendix D (informative) Damaged land monitoring results record sheet 14 of underground coal mines
Appendix E (informative) Monitoring results record of land destroyed by underground coal mines
Appendix F (informative) Outline for Preparing the Land Damage Monitoring Report for Underground Coal Mine Mining Reference

Foreword

This document complies with the provisions of GB/T 1.1-2020 "Standardization Work Guidelines Part 1: Structure and Drafting Rules of Standardization Documents" Drafting.

1 Scope

This document stipulates the general requirements, work processes, preparation stages, division of monitoring units, and monitoring indicators for mining land damage monitoring in underground coal mines.

Determination of standards, implementation of monitoring, recording of monitoring results and preparation of monitoring reports.

This document is applicable to the monitoring of land damage caused by mining in underground coal mines.

2 Normative reference documents

The contents of the following documents constitute essential provisions of this document through normative references in the text. Among them, the dated quotations For undated referenced documents, only the version corresponding to that date applies to this document; for undated referenced documents, the latest version (including all amendments) applies to this document.

GB 3838-2002 Surface water environmental quality standards

GB/T 21010-2017 Land use status classification

GB 50026-2020 Engineering Measurement Standard

GB/T 51224-2017 Technical specifications for rural road engineering

NY/T 1121.1 Soil testing Part 1: Collection, processing and storage of soil samples

NY/T 1121.2 Soil testing Part 2: Determination of soil pH

NY/T 1121.3 Soil testing Part 3: Determination of soil mechanical composition

NY/T 1121.4 Soil testing Part 4: Determination of soil bulk density

NY/T 1121.6 Soil testing Part 6: Determination of soil organic matter

TD/T 1010-2015 Technical regulations for dynamic remote sensing monitoring of land use

TD/T 1031.3-2011 Regulations for Preparation of Land Reclamation Plan Part 3: Underground Coal Mines

TD/T 1049-2016 Investigation procedures for basic information on mining land reclamation

3 Terms and definitions

The following terms and definitions apply to this document.

3.1 Damaged land

Land where underground coal mining activities have caused partial or complete loss of original functions.

Note: Including damage types such as subsidence of land and occupied land. [Source: TD/T 1049-2016, 3.2, with modifications]

3.2 Land to be damaged

Land that may be damaged by underground coal mining activities.

3.3 Occupied land

Caused by the accumulation of strips, waste rocks, slag, fly ash, topsoil, construction materials and temporary facilities formed by mining activities in underground coal mines

......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 24 pages — is available in the English PDF.

Referenced standards

Normative references

Similar standards

NB/T 11259-2023|NB/T 11520-2024|NB/T 11536-2024|NB/T 11330-2023|NB/T 11646-2024|GB/T 25652-2026

How to Download NB/T 11256-2023

1
Add to cart
Click "Download PDF" on this page and choose "Buy this standard". You can add more standards before checkout.
2
Checkout
Enter your email and billing details. Payment is processed securely by Stripe (cards or bank transfer). Prefer bank details? Request a quotation (min. order $300).
3
Instant delivery (0–9 sec)
Delivery is automatic: within seconds of payment you'll receive an email with a secure download link. The link stays valid for 72 hours.
4
Invoice included
A tax invoice is attached to the confirmation email. Need a custom invoice? Contact us.