• Estimating the blast sill thickness using changepoint analysis of MWD data 

      Vezhapparambu, Veena Sajith; Ellefmo, Steinar Løve (Peer reviewed; Journal article, 2020)
      Measurement while drilling (MWD) data are collected during production drilling in the open pit operation in question. On every bench in the open pit, a fractured marble zone (sill) is left on top of the hard and un-fractured ...
    • Uncertainty analysis of tunnel squeezing for two tunnel cases from Nepal Himalaya 

      Panthi, Krishna Kanta; Nilsen, Bjørn (Journal article; Peer reviewed, 2007)
      Weak rocks such as shale, slate, phyllite and schist, and the rock mass of weakness/fault zones are incapable of sustaining high tangential stress. Severe tunnel squeezing is therefore common in the tectonically active ...