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The exactly defined terms contained in this standard are to serve unterstanding. They apply to design, construction, and testing of strata bolts used in mining and tunneling. If strata bolts are intended to be grouted, it is to be examined to which extent the stipulations of the standard covering rock bolts do apply.
| Author | DIN |
|---|---|
| Editor | DIN |
| Document type | Standard |
| Format | File |
| ICS | 01.040.73 : Mining and minerals (Vocabularies)
73.100.10 : Tunnelling and tubing equipment 93.060 : Tunnel construction |
| Number of pages | 6 |
| Replace | DIN 21521 (1972-07) |
| Set | CD-ROM Technische Baubestimmungen Einzelplatz-2004,DVD Technische Baubestimmungen Einzelplatz-2004,DVD Technische Baubestimmungen Netzwerk-2004,Technische Baubestimmungen online-2004,Tiefbaunormen online Einzelplatzlizenz-2006,DIN-TAB |
| Year | 1990 |
| Document history | DIN 21521-1 (1990-07) |
| Country | Germany |
| Keyword | DIN 21521;21521 |