The challenges faced by Trevi Spa for the Drammen-Kobbervikdalen high-speed line project


The challenges faced by Trevi Spa for the Drammen-Kobbervikdalen high-speed line project are several and complex.

A relevant one relates to the type of soil to be treated, a moraine deposit made of sand, gravel and pebbles with stones of various sizes. Another one worth mentioning concerns the geometry of the work, which involves a treatment ring with a diameter of 18 m and a thickness of 2.5 m at a depth of over 30 m.

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