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tunnel and tunnelling, tunneling, underground excavation, new austrian tunnelling method, natm, tunnel project, tunnel boring machines, tbm, shotcrete, ...
boomcutter  new austrian tunnelling method  railway-tunnel  road-tunnel  scl-tunnelling  sem-tunneling  unnel boring machines  water-tunnel 
www.tunnelproject.com - 2009-02-06
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Rock Mechanics Technology Limited (RMT) - Geotechnical consultancy, technical services and instrumentation to the mining and civil engineering industries ...
rib bolt  rib bolting  RMT Limited  Rock Mechanics Technology  stope design 
www.rmtltd.com - 2009-02-05
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Kane Tunnelling are committed to providing the global tunnelling and civil engineering industries with specialised and professional services.
segment shaft 
www.kanetunnelling.com - 2009-02-11
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Bradshaw Construction Corporation strives to provide high quality, cost effective tunnel construction services to the utility and transportation industries. We ...
www.bradshawconstruction.com - 2009-02-07
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The Dr. Sauer Group provides worldwide design, project management and construction support services for all aspects of tunneling, especially the NATM (New ...
rreichische tunnelbauweise  sequential excavation method  shotcrete method  spritzbetonbauweise 
dr-sauer.com - 2009-02-06
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Underground Construction (Civil and Mine) Engineering and Management
mircotunnels  support-of-excavation 
www.undergroundplus.com - 2009-02-05
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