Safety of unshielded tunnel boring machines and rodless shaft boring machines for rock.
STANDARD published on 1.5.2005
Designation standards: DIN EN 815/A1:2005-05
Note: WITHDRAWN
Publication date standards: 1.5.2005
The number of pages: 7
Approximate weight : 21 g (0.05 lbs)
Country: German technical standard
Category: Technical standards DIN
Sicherheit von Tunnelbohrmaschinen ohne Schild und gestängelosen Schachtbohrmaschinen zum Einsatz in Fels.