List of products by author: M. Treinen

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  High Density Foams for Soil Conditioning in EPB-Tunnelling

  Abstract: To assure a homogenous face support pressure for EPB tunnel drives in closed mode, the soil needs to have a low permeability, suitable workability and plasticity. In this situation, the excavated soil acts as the support medium and helps to ensure a stable tunnel face and prohibits uncontrolled infiltration of water into the excavation chamber and the screw conveyor. Strongly varying coarse...

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