MINING

Red Dog Mine Alaska: ground improvement in permafrost

In the northwest of the US state Alaska, around 170km north of the Arctic Circle and just under 1,000km northwest of Anchorage, lies the Red Dog Mine, one of the largest zinc mines in the world. The mine has been open-cast since the late 1980s and supplies around 10 per cent of zinc production worldwide.

 The CSM method was employed by Bauer to counteract the effects of possible melting permafrost at Alaskan mine

The CSM method was employed by Bauer to counteract the effects of possible melting permafrost at Alaskan mine

Due to its location in the Arctic Circle region, the entire mine is located in a geological permafrost area, as a result of which the ground is permanently and completely frozen from a certain depth -...

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