NA 005
DIN Standards Committee Building and Civil Engineering
DIN 21909 [Withdrawn] referenced in following documents:
| Document number | Edition | Title |
|---|---|---|
| BBergGRißwerkVV BY | 1995-07-04 | Anfertigung und Nachtragung der Rißwerke für übertägige Gewinnungsbetriebe nach dem Bundesberggesetz More |
| DIN 21913-1 | 1992-02 | Mine plans; deep mining; underground workings More |
| DIN 21914-2 | 1999-02 | Mine plans - Drilling and cavern - Part 2: Brine caverns More |
