Safety of unshielded tunnel boring machines and rodless shaft boring machines for rock.
STANDARD published on 1.7.2004
Designation standards: E DIN EN 815/A1:2004-07
Note: WITHDRAWN
Publication date standards: 1.7.2004
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.