Empirical determination of shaft resistance according to Franz Tschuchnigg (Tschuchnigg, F. (2012). 3D Finite Element Modelling of Deep Foundations Employing an Embedded Pile Formulation (dissertation). Graz University of Technology, Graz.) with additional recommended adjustment factor for implementation in RFEM. Solution with recommended values used.
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Shear modulus of the in-situ soil (from transverse strain and elastic modulus; elastic modulus for nonlinear material model: simple (for example, Mohr-Coulomb) initial load Eprim or higher order (for example, hardening soil) Eur~5 x E(50),prim) |