Drilling machines

 

Boring and Drilling
It is a question of firstly understanding the nature of the terrain to be worked on, then drilling vertically or horizontally.

(Photographs D.R. NFM-Technologies, Verba Perforator et Apageo)
 
 
 
 
The use of compressed-air caissons
Published on 4 March 2008 (updated on 13 March 2008)
 
 
Rock drills
Published on 4 March 2008
 
 
Horizontal drills
Published on 4 March 2008 (updated on 13 March 2008)
 
 
Tunnel Boring Machines
Published on 5 March 2008 (updated on 13 March 2008)