The Lotschberg Alptransit tunnels

Article Abstract:

The progress about the Lotschberg Alptransit tunnel between Frutigen and Raron in Switzerland is reviewed. The 34.8km Lotschberg tunnel is driven mostly by drill and blast, and also using tunnel boring machines (TBMs) alongside.

Switzerland, Machine Tool (Metal Cutting Types) Manufacturing, Machine tools, metal cutting types, Boring Machines, Usage, Drilling and boring machinery

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Tunnelling under Stuttgart airport runway

Article Abstract:

The subway tunnel under the Stuttgart airport in Germany was constructed so as to block subsuface water, rather than rerouting the water.

Germany, Goods & services distribution, Transportation, Stuttgart, Germany

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A perspective of Canadian tunnelling

Article Abstract:

The growth of Canadian transportation tunnels and consequent challenges faced are evaluated.

Canada, Government domestic functions, Transportation policy, Growth, Company growth, Railroad tunnels

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