• Case study of crosshole GPR tomography for grouting distribution in rock fractures 

      Bazin, Sara; Kvistedal, Yme Asgeir; Anschütz, Helgard; Tunbridge, Lloyd; Jankowski, Pawel; Fannian, K.; Strømsvik, Helene; Grøv, Eivind (Chapter, 2018)
      The Nordic method for tunnelling consists of drill and blast, pre-grouting and rock support adapted to the geologic conditions. Extensive use of pre-grouting is normally applied to limit water leakage. The injection is ...