Fig. 8From: Geomechanical behaviour of Opalinus Clay at multiple scales: results from Mont Terri rock laboratory (Switzerland)Adapted from Wild et al. (2015a), San Francisco, CA, USA, 28 June to 1 July 2015, copyright 2015 ARMA, adapted with permission of American Rock Mechanics AssociationPore-pressure at peak (u p ) compared to the initial pore-pressure (u 0 ) vs. total confinement (σ 3 ) for P- and S-specimens.Back to article page