Preface Chapter1 Introduction 1.1 Soil Rheology 1.2 Backgroud of Present Research 1.3 Importance of Viscous Effects in Engineering Practice 1.4 Objective of Present Study 1.5 Outline of This Book Chapter2 Review of Literature 2.1 Two Hypotheses on Creep Defromation 2.2 Strain-Rate Effects 2.3 Creep Behaviour 2.4 Stress Relaxation 2.5 Influence of Temperature on Viscosity of Soil 2.6 Modelling of Stress-strain-time Behaviour of Clay 2.7 Viscous Effects in Sand Chapter3 Apparatus Testing Techniques and Soil 3.1 Introduction 3.2 Testing APparatus 3.3 Testing Techniques 3.4 Prepartion of Samples of HKMD 3.5 Physical Properties of RHKMD 3.6 Mechanical Parameters of PHKMD Chapter4 Investigation of Strain-Rate Effects 4.1 Introduction 4.2 Experimental Program 4.3 Test Results of Inotropically Consolidated Specimens 4.4 Analysis of Test Results of Isotropically Consolidated 4.5 Tests of K0-Consolidated Specimens 4.6 Step-Changed Constant Strain Rate Tests Combined With 4.7 Failure Mode of Specimens Sheared at Variour Strain Rates 4.8 Summary and Conclusions Chapter5 Creep Behaviour of RHKMD in Triaxial Tests 5.1 Testing Program …… Chapter6 Behaviour of Stress Relaxation Chapter7 An Elastic Viscoplastic Model and its Verifation Chapter8 EVP Model ApplicationI:Modelling an Ideal Foundation on HKMD Chapter9 EVP Model ApplicationII:Simulation of Porewater pressure in Clay Underneath Tarsiout Island Chapter10 An Extended 3-D EVP Model and Its Verification Chapter11 Simulation of Consolidation Behaviour of a Test Embankment Chapter12 Framework of a 3-D EVP Model for Anisotropically Consolidated Clay References