DB13/T 5266-2020 Active Hebei ProvinceLocal standards

DB13/T 5266-2020 The rapid determination of road tunnel surrounding rock grade based on the basic quality BQ classification method for rock mass requirements

Publish Date: 2020-11-19 Implement Date: 2020-12-19 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

Basic Information

Standard Code: DB13/T 5266-2020

Standard Type: Local standards

Standard Status: Active

is_force_gb: no

CCS Name: Bridge and culvert engineering

ICS Name: Road engineering

Publish Date: 2020-11-19

Implement Date: 2020-12-19

Pages: 19 pages

Development Information

Pages: 19 pages

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