T/CGA 033-2022 Active Group standards

T/CGA 033-2022 Grade classification and support technology specifications for surrounding rock of gold mine roadway

Publish Date: 2022-05-31 Implement Date: 2022-06-01 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/CGA 033-2022

Standard Type: Group standards

Standard Status: Active

is_force_gb: no

CCS Name: \nMining industry

ICS Name: Mining and excavation

Publish Date: 2022-05-31

Implement Date: 2022-06-01

Scope

Scope: This document specifies the classification of the surrounding rock of gold mine roadways, the supporting process, parameters, and main technical indicators, and describes the corresponding detection methods and stability monitoring. This document is applicable to the classification and support of gold mine roadways; Main technical content: 4 Classification and support requirements for roadway surrounding rock 5 Main technical indicators and detection methods for roadway support 6 Roadway stability monitoring