T/CDSA 305.16-2018 Active Group standards

T/CDSA 305.16-2018 Duct maintenance high-pressure operation regulations

Publish Date: 2018-01-30 Implement Date: 2018-01-30 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/CDSA 305.16-2018

Standard Type: Group standards

Standard Status: Active

is_force_gb: no

CCS Name: Earth and stone work, tunnel engineering

ICS Name: \nTunnel construction

Publish Date: 2018-01-30

Implement Date: 2018-01-30

Pages: 24 pages

Scope

This standard applies to maintenance operations such as tool replacement, welding, cutting, and inspection in the high-pressure environment of shield tunneling. It is suitable for routine high-pressure operations in shield maintenance using compressed air or mixed gases for breathing. In addition to meeting the requirements of this standard, maintenance operations such as tool replacement, welding, cutting, and inspection in the high-pressure environment of shield tunneling shall also comply with the provisions of the relevant national standards currently in force.

Development Information

Word Count: 40 Thousand words Pages: 24 pages

Referenced Standards

GB 12521-1990 Technical requirements for air diving decompression GB/T 12521-2008 Technical requirements for air diving decompression GB/T 17870-1999 Technical requirements of recompression therapy for decompression sickness GB 20827-2007 Criteria of physical examination for commercial divers GB 20827-2025 Criteria of physical examination for commercial divers GB 26123-2010 The safety requirement for air diving GB 28396-2012 The safety requirement for mixed gas diving GB 50446-2017 Code for construction and acceptance of shield tunnelling method JT/T 909-2014 Divers' flying requirements after diving CJJ 217-2014 Technical code for operation in excavation chamber of shield tunneling machine at atmospheric or compressed air

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