Problem of Uncertainties in Geotechnical Engineering.- Estimation of SWCC and Permeability for Granular Soils.- Modeling SWCC for Coarse-Grained and Fine-Grained Soil.- Model Updating and Uncertainty Analysis for Creep of Clay.- Effect of Loading Duration on Uncertainty in Creep Analysis for Clay.- Model Class Selection for Sand with Generalization Ability Evaluation.- Parametric Identification of Advanced Soil Models for Sand.- Estimation of Pullout Shear Strength of Grouted Soil Nails.- Selection of Physical and Chemical Properties of Natural Fibers for Predicting Soil Reinforcement.- An Efficient Probabilistic Back-analysis Method for Braced Excavations.