Free as a bird
- Publishing Date
- 18 Feb 2010 3:56pm GMT
- Issue/Supplement
- WT Mar 2010
- Author
-
World Tunnelling
TBM-driven tunnels Microtunnelling Other tunnelling methods Drill & Blast tunnels
A geologist and civil engineer by training, Boston area-based
geoconsultant Dr Peter J Tarkoy is a controversial and self-styled visionary in the tunnelling industry. He talks to George Demetri
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