GB/T 2008-1987
Active
NB/T 51074-2017
Active
Industry standards-Energy
NB/T 51074-2017 The auxiliary cost standard for coal mine construction roadway engineering
NB/T 51074-2017 The auxiliary cost standard for coal mine construction roadway engineering
Price:
$ 30
Basic Information
Standard Code:
NB/T 51074-2017
Standard Type:
Industry standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
Health, safety, and labor protection
ICS Name:
Mining and excavation
Publish Date:
2017-08-02
Implement Date:
2017-12-01
Scope
The shaft and tunnel engineering applicable to the basic construction of new, renovated, and expanded mines is the basis for preparing the preliminary design budget, and it can also be used as a reference for investment estimation.
Development Information
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