T/CHCA 001-2019 Active Group standards

T/CHCA 001-2019 Three-step seven-step excavation method for highway tunnel technology guideline

Publish Date: 2019-08-27 Implement Date: 2019-10-01 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/CHCA 001-2019

Standard Type: Group standards

Standard Status: Active

is_force_gb: no

CCS Name: -

ICS Name: \nTunnel construction

Publish Date: 2019-08-27

Implement Date: 2019-10-01

Scope

Main technical content: This construction technical guide is based on the quality acceptance standards for highway tunnel projects, and focuses on putting forward specific requirements for construction processes, operating methods, and key points of construction control during the construction process, highlighting the technical characteristics of the three-stage, seven-step excavation construction of highway tunnels

Development Information

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