
Safety of unshielded tunnel boring machines and rodless shaft boring machines for rock (consolidated version)
NORM herausgegeben am 1.6.2005
Designation standards: ÖNORM EN 815
Note: UNGÜLTIG
Publication date standards: 1.6.2005
The number of pages: 40
Approximate weight : 120 g (0.26 lbs)
Country: Austrian technische Norm
Kategorie: Technische Normen ÖNORM