T/GRM 056-2022 Active Group standards

T/GRM 056-2022 Technical Specifications for the Detection of Water-Conducting Fracture Zones in Coal Mines

T/GRM 056-2022

Publish Date: 2022-12-30 Implement Date: 2022-12-31 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

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Basic Information

Standard Code: T/GRM 056-2022

Standard Type: Group standards

Standard Status: Active

is_force_gb: no

CCS Name: -

ICS Name: Mining and excavation

Publish Date: 2022-12-30

Implement Date: 2022-12-31

Scope

Scope: This document specifies the detection methods for water-conducting fracture zones in coal mine goafs and the technical requirements for borehole detection and geophysical exploration. This document is applicable to the detection of the development height of water-conducting fracture zones in coal mines, and can also be used as a reference for the detection of the height of water-conducting fracture zones in other layered ore bodies. Main technical contents: 1. General provisions; 2. Terms and definitions; 3. Detection methods for water-conducting fracture zones; 4. Borehole detection of water-conducting fracture zones; 5. Geophysical exploration of water-conducting fracture zones; 6. Report on the detection of water-conducting fracture zones