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...e and defensive mining involving the placing and maintaining of mines under enemy lines, as well as other underground work such as the construction of deep dugouts for troop accommodation, the digging of subways ... 2000 General Assembly - ITA Activities ... ... ITA/AITES Accredited Material Quality in tunnelling: ITA-AITES Working Group 16 Final report q Claudio Oggeri a,*,1, Gunnar Ova b,1 a Dept. of Georesources, Tunnelling and Underground Space Center, Politecnico of Turin, Corso Duca degli Abruzzi 24, 1029 Torino, Italy b Selmer Skanska AS, St Olavsg 25, 0107 Oslo, Norway Abstract Quality in tunnelling means knowledge. Geotechnical risk management in tunnelling 53 P. Schubert Use of decision aids for tunnelling 63 H.H. Einstein Fault zones and TBM 75 N. Barton Geomechanical problems in recent Spanish tunnels 119 J.M. Rodrígu ... News - Australian Tunnelling Society ... . Geotechnical risk management in tunnelling 53 P. Schubert Use of decision aids for tunnelling 63 H.H. Einstein Fault zones and TBM 75 N. Barton Geomechanical problems in recent Spanish tunnels 119 J.M. Rodríguez Ortiz Geotechnical risk in rock mass characterisation - a concept 145 I. Poeschl & J. Kleberger The British Tunnelling Society (BTS) is an associated society of the ICE and was formed in 1971 to provide a forum for meetings and discussion for the mutual benefit of anyone with an interest in a wide range of tunnel related matters. Its primary aim is to promote tunnelling excellence in the United Kingdom by the open exchange of information between its members. tunnels will be linked by viaduct. Out with the old Sparvo tunnel was originally specified to be excavated by traditional methods, in the same way as Val di Sambro. The decision to change was an economical one, according to Toto assistant engineers Maurizio Pepino and Glanluca Comin. This is because progress on Val di Sambro has been incredibly ... Norwegian Tunnelling The Norwegian landscape and topography is characterised by long and deep valleys and fjords cutting into high mountains. The rock mass left after tectonic activities and several periods of glacial erosion, is suitable for tunnelling, still holding numerous challenges for the tunnellers. After a tight assembly period at Terratec's facilities in China, the TBM arrived in Bangkok's seaport in the last week of January 2015. "From there it took about two days to transport the machine by road to the Laos border and then we started sending all the components up to site using five trucks a day," says Brundan. "As the ......