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 World Tunnelling & Trenchless World The new media force in underground construction. http://www.mining-journal... GSTT Consulting Service Masterminds for the underground. Underground constructions, statics, tunnelling, selection of material, corrosion, surveying, risk and damage analysis, contracts, specific information systems. http://www.gstt.de/index.... Cooperation of RUSTUNNEL and TUNNELTRADE The Internet portal www.rustunnel.ru and tunneltrade.com will cooperate in future to take optimal advantage of common synergies. read more... First-time curved drive in New Zealand hit the target with precision "Perfect performance" stated Mike Harker, director of the New Zealand mining company HARKER UNDERGROUND CONSTRUCTIONS. "For the first time, a microtunnelling project in New Zealand has been planned as a curved drive and middle of April driven into the target." read more... New milling cutters for tunnelling This year, a total of four new machines, the quick-snap-retaining ring for the fixing of round picks as well as a rotation module in three installation sizes for excavator of 15 - 50 t use weight will extend the product range of Erkan. Source: http://www.sbm-verlag.de/ bau Magazin, issue 05/06 downloads/Erkat.pdf Read more...... read more... Start of the works for the Brightwater Central Tunnel near Seattle / WA VINCI Construction Grands Projets, leader of a consortium with two American companies – Parsons RCI Inc., a subsidiary of Parsons Corp. (20%), and Frontier-Kemper Constructors, Inc. (20%) – has signed a contract with King County in Washington state for the construction of two tunnels read more... |
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