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sklademVydáno: 1995-09-15
BS 227:1995
Specification for H-section steel arches for use in mines
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| Označení normy: | BS 227:1995 |
| Počet stran: | 50 |
| Vydáno: | 1995-09-15 |
| ISBN: | 0 580 23952 7 |
| Status: | Standard |
Popis
BS 227:1995
This standard BS 227:1995 Specification for H-section steel arches for use in mines is classified in these ICS categories:
- 77.140.70 Steel profiles
This British Standard specifies requirements for H-section steel arches for use in underground roadways in mines.
This standard applies to semi-circular and double radiused profile arches and cambered and flat-top arches.
This standard excludes H-section steel arches used in roadway junction structures.
In addition to the definitive requirements, this standard also requires the items detailed in 6.1, 6.2, 7.1 and 7.5 to be documented. For compliance with this standard, both the definitive requirements and the documented items have to be satisfied.
NOTE Dimensions on figures are in millimetres.