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GB 50419-2017 Active
GB 50419-2017 Code for design of roadway section and junction of coal mine
Abstract
In order to implement relevant national laws and regulations in the design of coal mine roadway cross-sections and junctions, and to ensure that the design is safe, practical, technologically advanced, and economically reasonable, these standards are formulated
General Product Information
| Document Type | National standards |
|---|---|
| Standard Status | Active |
| Standard Code | GB 50419-2017 |
| Implement Date | 2018-01-01 |
Price
$ 20.00
Subtotal
$ 20.00
Tax
$ 0.00
Order Total (incl. tax)
$ 20.00