T/DGGC 031-2024 Active Group standards

T/DGGC 031-2024 Skill appraisal requirements of grouting worker in shield tunneling

Publish Date: 2024-01-01 Implement Date: 2024-05-01 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/DGGC 031-2024

Standard Type: Group standards

Standard Status: Active

is_force_gb: no

CCS Name: Earth and stone work, tunnel engineering

ICS Name: Earthwork, excavation, foundation construction, and underground engineering

Publish Date: 2024-01-01

Implement Date: 2024-05-01

Pages: 15 pages

Scope

This document stipulates the requirements for the skill appraisal of grouting work in shield-driven tunnel construction, including the skill appraisal institutions, application and disqualification conditions, application, acceptance and review, training, examination, certificate issuance, certificate renewal, certificate replacement, continuing education, cancellation, revocation, suspension, and archiving. This document is applicable to the skill appraisal of personnel engaged in operations such as the preparation, mixing, and injection of grouting slurry behind the shield-driven tunnel construction's segment and shield shell walls.