GB 50446-2017 Active National standards force_standard

GB 50446-2017 Code for construction and acceptance of shield tunnelling method

Publish Date: 2017-01-21 Implement Date: 2017-07-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

Basic Information

Standard Code: GB 50446-2017

Standard Type: National standards

Standard Status: Active

is_force_gb: yes

CCS Name: -

ICS Name: -

Publish Date: 2017-01-21

Implement Date: 2017-07-01

Pages: 143 pages

Scope

In order to strengthen the construction management of shield-driven tunnels, unify the construction techniques and quality acceptance standards of shield-driven tunnels, and ensure the engineering safety, environmental safety, and project quality during the construction process, these regulations are formulated