{"product_id":"unsaturated-soil-mechanics-hardback-9780471447313","title":"Unsaturated Soil Mechanics (Hardback) 9780471447313","description":"\u003cfont face=\"Georgia\"\u003e\r\n\u003cp\u003e\u003cfont size=\"6\"\u003eUnsaturated Soil Mechanics\u003c\/font\u003e\u003cbr\u003e\r\n\r\n\r\n\r\n\r\n\r\n\u003c\/p\u003e\n\u003cp\u003e\u003cfont size=\"4\"\u003eNing Lu (Author), William J. Likos (Author)\u003c\/font\u003e\u003c\/p\u003e\r\n\r\n\u003cp\u003e\u003cfont size=\"3\"\u003e9780471447313, Wiley\u003c\/font\u003e\u003c\/p\u003e\r\n\r\n\u003cp\u003e\u003cfont size=\"3\"\u003eHardback, published 15 June 2004\u003c\/font\u003e\u003c\/p\u003e\r\n\r\n\u003cp\u003e\u003cfont size=\"3\"\u003e592 pages, Photos: 3 B\u0026amp;W, 0 Color; Drawings: 412 B\u0026amp;W, 0 Color; Tables: 60 B\u0026amp;W, 0 Color\u003cbr\u003e23.8 x 16.4 x 3.3 cm, 0.919 kg\u003c\/font\u003e\u003c\/p\u003e\r\n\r\n\r\n\r\n\r\n\r\n\u003cp align=\"justify\"\u003e\u003cstrong\u003e\u003cfont size=\"3\"\u003eUnsaturated Soil Mechanics is the first book to provide a comprehensive introduction to the fundamental principles of unsaturated soil mechanics.\u003cbr\u003e * Offers extensive sample problems with an accompanying solutions manual.\u003cbr\u003e * Brings together the rapid advances in research in unsaturated soil mechanics in one focused volume.\u003cbr\u003e * Covers advances in effective stress and suction and hydraulic conductivity measurement.\u003c\/font\u003e\u003c\/strong\u003e\u003c\/p\u003e\r\n\r\n\u003cp\u003e\u003cfont size=\"3\"\u003e\u003cp\u003eFOREWORD xvii\u003c\/p\u003e \u003cp\u003ePREFACE xix\u003c\/p\u003e \u003cp\u003eSYMBOLS xxi\u003c\/p\u003e \u003cp\u003eINTRODUCTION 1\u003c\/p\u003e \u003cp\u003e1 STATE OF UNSATURATED SOIL 3\u003c\/p\u003e \u003cp\u003e1.1 Unsaturated Soil Phenomena 3\u003c\/p\u003e \u003cp\u003e1.1.1 Definition of Unsaturated Soil Mechanics 3\u003c\/p\u003e \u003cp\u003e1.1.2 Interdisciplinary Nature of Unsaturated Soil Mechanics 4\u003c\/p\u003e \u003cp\u003e1.1.3 Classification of Unsaturated Soil Phenomena 6\u003c\/p\u003e \u003cp\u003e1.2 Scope and Organization of Book 8\u003c\/p\u003e \u003cp\u003e1.2.1 Chapter Structure 8\u003c\/p\u003e \u003cp\u003e1.2.2 Geomechanics and Geo-environmental Tracks 11\u003c\/p\u003e \u003cp\u003e1.3 Unsaturated Soil in Nature and Practice 12\u003c\/p\u003e \u003cp\u003e1.3.1 Unsaturated Soil in Hydrologic Cycle 12\u003c\/p\u003e \u003cp\u003e1.3.2 Global Extent of Climatic Factors 12\u003c\/p\u003e \u003cp\u003e1.3.3 Unsaturated Zone and Soil Formation 13\u003c\/p\u003e \u003cp\u003e1.3.4 Unsaturated Soil in Engineering Practice 18\u003c\/p\u003e \u003cp\u003e1.4 Moisture, Pore Pressure, and Stress Profiles 20\u003c\/p\u003e \u003cp\u003e1.4.1 Stress in the Unsaturated State 20\u003c\/p\u003e \u003cp\u003e1.4.2 Saturated Moisture and Stress Profiles: Conceptual Illustration 21\u003c\/p\u003e \u003cp\u003e1.4.3 Unsaturated Moisture and Stress Profiles: Conceptual Illustration 22\u003c\/p\u003e \u003cp\u003e1.4.4 Illustrative Stress Analysis 23\u003c\/p\u003e \u003cp\u003e1.5 State Variables, Material Variables, and Constitutive Laws 26\u003c\/p\u003e \u003cp\u003e1.5.1 Phenomena Prediction 26\u003c\/p\u003e \u003cp\u003e1.5.2 Head as a State Variable 28\u003c\/p\u003e \u003cp\u003e1.5.3 Effective Stress as a State Variable 30\u003c\/p\u003e \u003cp\u003e1.5.4 Net Normal Stresses as State Variables 33\u003c\/p\u003e \u003cp\u003e1.6 Suction and Potential of Soil Water 34\u003c\/p\u003e \u003cp\u003e1.6.1 Total Soil Suction 34\u003c\/p\u003e \u003cp\u003e1.6.2 Pore Water Potential 35\u003c\/p\u003e \u003cp\u003e1.6.3 Units of Soil Suction 38\u003c\/p\u003e \u003cp\u003e1.6.4 Suction Regimes and the Soil-Water Characteristic Curve 39\u003c\/p\u003e \u003cp\u003eProblems 43\u003c\/p\u003e \u003cp\u003eI FUNDAMENTAL PRINCIPLES 45\u003c\/p\u003e \u003cp\u003e2 MATERIAL VARIABLES 47\u003c\/p\u003e \u003cp\u003e2.1 Physical Properties of Air and Water 47\u003c\/p\u003e \u003cp\u003e2.1.1 Unsaturated Soil as a Multiphase System 47\u003c\/p\u003e \u003cp\u003e2.1.2 Density of Dry Air 48\u003c\/p\u003e \u003cp\u003e2.1.3 Density of Water 50\u003c\/p\u003e \u003cp\u003e2.1.4 Viscosity of Air and Water 53\u003c\/p\u003e \u003cp\u003e2.1.5 Flow Regimes 55\u003c\/p\u003e \u003cp\u003e2.2 Partial Pressure and Relative Humidity 57\u003c\/p\u003e \u003cp\u003e2.2.1 Relative Humidity in Unsaturated Soil Mechanics 57\u003c\/p\u003e \u003cp\u003e2.2.2 Composition and Partial Pressure of Air 57\u003c\/p\u003e \u003cp\u003e2.2.3 Equilibrium between Free Water and Air 59\u003c\/p\u003e \u003cp\u003e2.2.4 Equilibrium between Pore Water and Air 62\u003c\/p\u003e \u003cp\u003e2.2.5 Relative Humidity 63\u003c\/p\u003e \u003cp\u003e2.2.6 Dew Point 64\u003c\/p\u003e \u003cp\u003e2.3 Density of Moist Air 65\u003c\/p\u003e \u003cp\u003e2.3.1 Effect of Water Vapor on Density of Air 65\u003c\/p\u003e \u003cp\u003e2.3.2 Formulation for Moist Air Density 66\u003c\/p\u003e \u003cp\u003e2.4 Surface Tension 73\u003c\/p\u003e \u003cp\u003e2.4.1 Origin of Surface Tension 73\u003c\/p\u003e \u003cp\u003e2.4.2 Pressure Drop across an Air-Water Interface 76\u003c\/p\u003e \u003cp\u003e2.5 Cavitation of Water 80\u003c\/p\u003e \u003cp\u003e2.5.1 Cavitation and Boiling 80\u003c\/p\u003e \u003cp\u003e2.5.2 Hydrostatic Atmospheric Pressure 82\u003c\/p\u003e \u003cp\u003e2.5.3 Cavitation Pressure 84\u003c\/p\u003e \u003cp\u003eProblems 86\u003c\/p\u003e \u003cp\u003e3 INTERFACIAL EQUILIBRIUM 89\u003c\/p\u003e \u003cp\u003e3.1 Solubility of Air in Water 89\u003c\/p\u003e \u003cp\u003e3.1.1 Henry’s Law 89\u003c\/p\u003e \u003cp\u003e3.1.2 Temperature Dependence 91\u003c\/p\u003e \u003cp\u003e3.1.3 Volumetric Coefficient of Solubility 92\u003c\/p\u003e \u003cp\u003e3.1.4 Henry’s Law Constant and Volumetric Coefficient of Solubility 93\u003c\/p\u003e \u003cp\u003e3.1.5 Vapor Component Correction 94\u003c\/p\u003e \u003cp\u003e3.1.6 Mass Coefficient of Solubility 95\u003c\/p\u003e \u003cp\u003e3.2 Air-Water-Solid Interface 96\u003c\/p\u003e \u003cp\u003e3.2.1 Equilibrium between Two Water Drops 96\u003c\/p\u003e \u003cp\u003e3.2.2 Equilibrium at an Air-Water-Solid Interface 97\u003c\/p\u003e \u003cp\u003e3.2.3 Contact Angle 99\u003c\/p\u003e \u003cp\u003e3.2.4 Air-Water-Solid Interface in Unsaturated Soil 101\u003c\/p\u003e \u003cp\u003e3.3 Vapor Pressure Lowering 104\u003c\/p\u003e \u003cp\u003e3.3.1 Implications of Kelvin’s Equation 104\u003c\/p\u003e \u003cp\u003e3.3.2 Derivation of Kelvin’s Equation 106\u003c\/p\u003e \u003cp\u003e3.3.3 Capillary Condensation 111\u003c\/p\u003e \u003cp\u003e3.4 Soil-Water Characteristic Curve 114\u003c\/p\u003e \u003cp\u003e3.4.1 Soil Suction and Soil Water 114\u003c\/p\u003e \u003cp\u003e3.4.2 Capillary Tube Model 115\u003c\/p\u003e \u003cp\u003e3.4.3 Contacting Sphere Model 118\u003c\/p\u003e \u003cp\u003e3.4.4 Concluding Remarks 124\u003c\/p\u003e \u003cp\u003eProblems 124\u003c\/p\u003e \u003cp\u003e4 CAPILLARITY 128\u003c\/p\u003e \u003cp\u003e4.1 Young-Laplace Equation 128\u003c\/p\u003e \u003cp\u003e4.1.1 Three-Dimensional Meniscus 128\u003c\/p\u003e \u003cp\u003e4.1.2 Hydrostatic Equilibrium in a Capillary Tube 131\u003c\/p\u003e \u003cp\u003e4.2 Height of Capillary Rise 133\u003c\/p\u003e \u003cp\u003e4.2.1 Capillary Rise in a Tube 133\u003c\/p\u003e \u003cp\u003e4.2.2 Capillary Finger Model 136\u003c\/p\u003e \u003cp\u003e4.2.3 Capillary Rise in Idealized Soil 137\u003c\/p\u003e \u003cp\u003e4.2.4 Capillary Rise in Soil 139\u003c\/p\u003e \u003cp\u003e4.3 Rate of Capillary Rise 140\u003c\/p\u003e \u003cp\u003e4.3.1 Saturated Hydraulic Conductivity Formulation 140\u003c\/p\u003e \u003cp\u003e4.3.2 Unsaturated Hydraulic Conductivity Formulation 142\u003c\/p\u003e \u003cp\u003e4.3.3 Experimental Verification 145\u003c\/p\u003e \u003cp\u003e4.4 Capillary Pore Size Distribution 147\u003c\/p\u003e \u003cp\u003e4.4.1 Theoretical Basis 147\u003c\/p\u003e \u003cp\u003e4.4.2 Pore Geometry 150\u003c\/p\u003e \u003cp\u003e4.4.3 Computational Procedures 153\u003c\/p\u003e \u003cp\u003e4.5 Suction Stress 160\u003c\/p\u003e \u003cp\u003e4.5.1 Forces between Two Spherical Particles 160\u003c\/p\u003e \u003cp\u003e4.5.2 Pressure in the Water Lens 162\u003c\/p\u003e \u003cp\u003e4.5.3 Effective Stress due to Capillarity 163\u003c\/p\u003e \u003cp\u003e4.5.4 Effective Stress Parameter and Water Content 165\u003c\/p\u003e \u003cp\u003eProblems 168\u003c\/p\u003e \u003cp\u003eII STRESS PHENOMENA 171\u003c\/p\u003e \u003cp\u003e5 STATE OF STRESS 173\u003c\/p\u003e \u003cp\u003e5.1 Effective Stress in Unsaturated Soil 173\u003c\/p\u003e \u003cp\u003e5.1.1 Macromechanical Conceptualization 173\u003c\/p\u003e \u003cp\u003e5.1.2 Micromechanical Conceptualization 174\u003c\/p\u003e \u003cp\u003e5.1.3 Stress between Two Spherical Particles with Nonzero Contact Angle 175\u003c\/p\u003e \u003cp\u003e5.1.4 Pore Pressure Regimes 181\u003c\/p\u003e \u003cp\u003e5.2 Hysteresis 182\u003c\/p\u003e \u003cp\u003e5.2.1 Hysteresis Mechanisms 182\u003c\/p\u003e \u003cp\u003e5.2.2 Ink-Bottle Hysteresis 184\u003c\/p\u003e \u003cp\u003e5.2.3 Contact Angle Hysteresis 186\u003c\/p\u003e \u003cp\u003e5.2.4 Hysteresis in the Soil-Water Characteristic Curve 187\u003c\/p\u003e \u003cp\u003e5.2.5 Hysteresis in the Effective Stress Parameter 187\u003c\/p\u003e \u003cp\u003e5.2.6 Hysteresis in the Suction Stress Characteristic Curve 191\u003c\/p\u003e \u003cp\u003e5.3 Stress Tensor Representation 191\u003c\/p\u003e \u003cp\u003e5.3.1 Net Normal Stress, Matric Suction, and Suction Stress Tensors 191\u003c\/p\u003e \u003cp\u003e5.3.2 Stress Tensors in Unsaturated Soil: Conceptual Illustration 195\u003c\/p\u003e \u003cp\u003e5.4 Stress Control by Axis Translation 201\u003c\/p\u003e \u003cp\u003e5.4.1 Rationale for Axis Translation 201\u003c\/p\u003e \u003cp\u003e5.4.2 Equilibrium for an Air-Water-HAE System 202\u003c\/p\u003e \u003cp\u003e5.4.3 Equilibrium for an Air-Water-HAE-Soil System 203\u003c\/p\u003e \u003cp\u003e5.4.4 Characteristic Curve for HAE Material 204\u003c\/p\u003e \u003cp\u003e5.4.5 Controlled Stress Variable Testing 204\u003c\/p\u003e \u003cp\u003e5.5 Graphical Representation of Stress 207\u003c\/p\u003e \u003cp\u003e5.5.1 Net Normal Stress and Matric Suction Representation 207\u003c\/p\u003e \u003cp\u003e5.5.2 Effective Stress Representation 213\u003c\/p\u003e \u003cp\u003eProblems 218\u003c\/p\u003e \u003cp\u003e6 SHEAR STRENGTH 220\u003c\/p\u003e \u003cp\u003e6.1 Extended Mohr-Coulomb (M-C) Criterion 220\u003c\/p\u003e \u003cp\u003e6.1.1 M-C for Saturated Soil 220\u003c\/p\u003e \u003cp\u003e6.1.2 Experimental Observations of Unsaturated Shear Strength 221\u003c\/p\u003e \u003cp\u003e6.1.3 Extended M-C Criterion 229\u003c\/p\u003e \u003cp\u003e6.1.4 Extended M-C Criterion in Terms of Principal Stresses 232\u003c\/p\u003e \u003cp\u003e6.2 Shear Strength Parameters for the Extended M-C Criterion 233\u003c\/p\u003e \u003cp\u003e6.2.1 Interpretation of Triaxial Testing Results 233\u003c\/p\u003e \u003cp\u003e6.2.2 Interpretation of Direct Shear Testing Results 236\u003c\/p\u003e \u003cp\u003e6.3 Effective Stress and the M-C Criterion 238\u003c\/p\u003e \u003cp\u003e6.3.1 Nonlinearity in the Extended M-C Envelope 238\u003c\/p\u003e \u003cp\u003e6.3.2 Effective Stress Approach 241\u003c\/p\u003e \u003cp\u003e6.3.3 Measurements of _ at Failure 242\u003c\/p\u003e \u003cp\u003e6.3.4 Reconciliation between _b and _f 244\u003c\/p\u003e \u003cp\u003e6.3.5 Validity of Effective Stress as a State Variable for Strength 247\u003c\/p\u003e \u003cp\u003e6.4 Shear Strength Parameters for the M-C Criterion 248\u003c\/p\u003e \u003cp\u003e6.4.1 Interpretation of Direct Shear Testing Results 248\u003c\/p\u003e \u003cp\u003e6.4.2 Interpretation of Triaxial Testing Results 250\u003c\/p\u003e \u003cp\u003e6.5 Unified Representation of Failure Envelope 252\u003c\/p\u003e \u003cp\u003e6.5.1 Capillary Cohesion as a Characteristic Function for Unsaturated Soil 252\u003c\/p\u003e \u003cp\u003e6.5.2 Determining the Magnitude of Capillary Cohesion 256\u003c\/p\u003e \u003cp\u003e6.5.3 Concluding Remarks 261\u003c\/p\u003e \u003cp\u003eProblems 265\u003c\/p\u003e \u003cp\u003e7 SUCTION AND EARTH PRESSURE PROFILES 267\u003c\/p\u003e \u003cp\u003e7.1 Steady Suction and Water Content Profiles 267\u003c\/p\u003e \u003cp\u003e7.1.1 Suction Regimes in Unsaturated Soil 267\u003c\/p\u003e \u003cp\u003e7.1.2 Analytical Solutions for Profiles of Matric Suction 270\u003c\/p\u003e \u003cp\u003e7.1.3 Hydrologic Parameters for Representative Soil Types 272\u003c\/p\u003e \u003cp\u003e7.1.4 Profiles of Matric Suction for Representative Soil Types 273\u003c\/p\u003e \u003cp\u003e7.1.5 Profiles of Water Content for Representative Soil Types 275\u003c\/p\u003e \u003cp\u003e7.2 Steady Effective Stress Parameter and Stress Profiles 280\u003c\/p\u003e \u003cp\u003e7.2.1 Profiles of the Effective Stress Parameter _  280\u003c\/p\u003e \u003cp\u003e7.2.2 Profiles of Suction Stress and Their Solution Regimes 282\u003c\/p\u003e \u003cp\u003e7.2.3 Profiles of Suction Stress for Representative Soil Types 289\u003c\/p\u003e \u003cp\u003e7.2.4 Concluding Remarks 292\u003c\/p\u003e \u003cp\u003e7.3 Earth Pressure at Rest 294\u003c\/p\u003e \u003cp\u003e7.3.1 Extended Hooke’s Law 294\u003c\/p\u003e \u003cp\u003e7.3.2 Profiles of Coefficient of Earth Pressure at Rest 296\u003c\/p\u003e \u003cp\u003e7.3.3 Depth of Cracking 297\u003c\/p\u003e \u003cp\u003e7.4 Active Earth Pressure 301\u003c\/p\u003e \u003cp\u003e7.4.1 Mohr-Coulomb Failure Criteria for Unsaturated Soil 301\u003c\/p\u003e \u003cp\u003e7.4.2 Rankine’s Active State of Failure 302\u003c\/p\u003e \u003cp\u003e7.4.3 Active Earth Pressure Profiles for Constant Suction Stress 306\u003c\/p\u003e \u003cp\u003e7.4.4 Active Earth Pressure Profiles for Variable Suction Stress 308\u003c\/p\u003e \u003cp\u003e7.4.5 Active Earth Pressure Profiles with Tension Cracks 310\u003c\/p\u003e \u003cp\u003e7.5 Passive Earth Pressure  312\u003c\/p\u003e \u003cp\u003e7.5.1 Rankine’s Passive State of Failure 312\u003c\/p\u003e \u003cp\u003e7.5.2 Passive Earth Pressure Profiles for Constant Suction Stress 315\u003c\/p\u003e \u003cp\u003e7.5.3 Passive Earth Pressure Profiles for Variable Suction Stress 318\u003c\/p\u003e \u003cp\u003e7.5.4 Concluding Remarks 320\u003c\/p\u003e \u003cp\u003eProblems 322\u003c\/p\u003e \u003cp\u003eIII FLOW PHENOMENA 323\u003c\/p\u003e \u003cp\u003e8 STEADY FLOWS 325\u003c\/p\u003e \u003cp\u003e8.1 Driving Mechanisms for Water and Airflow 325\u003c\/p\u003e \u003cp\u003e8.1.1 Potential for Water Flow 325\u003c\/p\u003e \u003cp\u003e8.1.2 Mechanisms for Airflow 326\u003c\/p\u003e \u003cp\u003e8.1.3 Regimes for Pore Water Flow and Pore Airflow 326\u003c\/p\u003e \u003cp\u003e8.1.4 Steady-State Flow Law for Water 328\u003c\/p\u003e \u003cp\u003e8.2 Permeability and Hydraulic Conductivity 329\u003c\/p\u003e \u003cp\u003e8.2.1 Permeability versus Conductivity 329\u003c\/p\u003e \u003cp\u003e8.2.2 Magnitude, Variability, and Scaling Effects 331\u003c\/p\u003e \u003cp\u003e8.3 Hydraulic Conductivity Function 333\u003c\/p\u003e \u003cp\u003e8.3.1 Conceptual Model for the Hydraulic Conductivity Function 333\u003c\/p\u003e \u003cp\u003e8.3.2 Hysteresis in the Hydraulic Conductivity Function 336\u003c\/p\u003e \u003cp\u003e8.3.3 Relative Conductivity 336\u003c\/p\u003e \u003cp\u003e8.3.4 Effects of Soil Type 338\u003c\/p\u003e \u003cp\u003e8.4 Capillary Barriers 341\u003c\/p\u003e \u003cp\u003e8.4.1 Natural and Engineered Capillary Barriers 341\u003c\/p\u003e \u003cp\u003e8.4.2 Flat Capillary Barriers 342\u003c\/p\u003e \u003cp\u003e8.4.3 Dipping Capillary Barriers 345\u003c\/p\u003e \u003cp\u003e8.5 Steady Infiltration and Evaporation 349\u003c\/p\u003e \u003cp\u003e8.5.1 Horizontal Infiltration 349\u003c\/p\u003e \u003cp\u003e8.5.2 Vertical Infiltration and Evaporation 352\u003c\/p\u003e \u003cp\u003e8.6 Steady Vapor Flow 359\u003c\/p\u003e \u003cp\u003e8.6.1 Fick’s Law for Vapor Flow 359\u003c\/p\u003e \u003cp\u003e8.6.2 Temperature and Vapor Pressure Variation 359\u003c\/p\u003e \u003cp\u003e8.6.3 Vapor Density Gradient 361\u003c\/p\u003e \u003cp\u003e8.7 Steady Air Diffusion in Water 363\u003c\/p\u003e \u003cp\u003e8.7.1 Theoretical Basis 363\u003c\/p\u003e \u003cp\u003e8.7.2 Air Diffusion in an Axis Translation System 366\u003c\/p\u003e \u003cp\u003eProblems 367\u003c\/p\u003e \u003cp\u003e9 TRANSIENT FLOWS 369\u003c\/p\u003e \u003cp\u003e9.1 Principles for Pore Liquid Flow 369\u003c\/p\u003e \u003cp\u003e9.1.1 Principle of Mass Conservation 369\u003c\/p\u003e \u003cp\u003e9.1.2 Transient Saturated Flow 371\u003c\/p\u003e \u003cp\u003e9.1.3 Transient Unsaturated Flow 372\u003c\/p\u003e \u003cp\u003e9.2 Rate of Infiltration 376\u003c\/p\u003e \u003cp\u003e9.2.1 Transient Horizontal Infiltration 376\u003c\/p\u003e \u003cp\u003e9.2.2 Transient Vertical Infiltration 380\u003c\/p\u003e \u003cp\u003e9.2.3 Transient Moisture Profile for Vertical Infiltration 384\u003c\/p\u003e \u003cp\u003e9.3 Transient Suction and Moisture Profiles 386\u003c\/p\u003e \u003cp\u003e9.3.1 Importance of Transient Soil Suction and Moisture 386\u003c\/p\u003e \u003cp\u003e9.3.2 Analytical Solution of Transient Unsaturated Flow 386\u003c\/p\u003e \u003cp\u003e9.3.3 Numerical Modeling of Transient Unsaturated Flow 389\u003c\/p\u003e \u003cp\u003e9.4 Principles for Pore Gas Flow 396\u003c\/p\u003e \u003cp\u003e9.4.1 Principle of Mass Conservation for Compressible Gas 396\u003c\/p\u003e \u003cp\u003e9.4.2 Governing Equation for Pore Airflow 397\u003c\/p\u003e \u003cp\u003e9.4.3 Linearization of the Airflow Equation 398\u003c\/p\u003e \u003cp\u003e9.4.4 Sinusoidal Barometric Pressure Fluctuation 400\u003c\/p\u003e \u003cp\u003e9.5 Barometric Pumping Analysis 402\u003c\/p\u003e \u003cp\u003e9.5.1 Barometric Pumping 402\u003c\/p\u003e \u003cp\u003e9.5.2 Theoretical Framework 403\u003c\/p\u003e \u003cp\u003e9.5.3 Time Series Analysis 404\u003c\/p\u003e \u003cp\u003e9.5.4 Determining Air Permeability 407\u003c\/p\u003e \u003cp\u003eProblems 412\u003c\/p\u003e \u003cp\u003eIV MATERIAL VARIABLE MEASUREMENT AND MODELING 415\u003c\/p\u003e \u003cp\u003e10 SUCTION MEASUREMENT 417\u003c\/p\u003e \u003cp\u003e10.1 Overview of Measurement Techniques 417\u003c\/p\u003e \u003cp\u003e10.2 Tensiometers 420\u003c\/p\u003e \u003cp\u003e10.2.1 Properties of High-Air-Entry Materials 420\u003c\/p\u003e \u003cp\u003e10.2.2 Tensiometer Measurement Principles 421\u003c\/p\u003e \u003cp\u003e10.3 Axis Translation Techniques 424\u003c\/p\u003e \u003cp\u003e10.3.1 Null Tests and Pore Water Extraction Tests 424\u003c\/p\u003e \u003cp\u003e10.3.2 Pressure Plates 425\u003c\/p\u003e \u003cp\u003e10.3.3 Tempe Pressure Cells 427\u003c\/p\u003e \u003cp\u003e10.4 ElectricalThermal Conductivity Sensors 429\u003c\/p\u003e \u003cp\u003e10.5 Humidity Measurement Techniques 431\u003c\/p\u003e \u003cp\u003e10.5.1 Total Suction and Relative Humidity 431\u003c\/p\u003e \u003cp\u003e10.5.2 Thermocouple Psychrometers 432\u003c\/p\u003e \u003cp\u003e10.5.3 Chilled-Mirror Hygrometers 438\u003c\/p\u003e \u003cp\u003e10.5.4 Polymer Resistance Capacitance Sensors 441\u003c\/p\u003e \u003cp\u003e10.6 Humidity Control Techniques 443\u003c\/p\u003e \u003cp\u003e10.6.1 Isopiestic Humidity Control 444\u003c\/p\u003e \u003cp\u003e10.6.2 Two-Pressure Humidity Control 445\u003c\/p\u003e \u003cp\u003e10.7 Filter Paper Techniques 449\u003c\/p\u003e \u003cp\u003e10.7.1 Filter Paper Measurement Principles 449\u003c\/p\u003e \u003cp\u003e10.7.2 Calibration and Testing Procedures 451\u003c\/p\u003e \u003cp\u003e10.7.3 Accuracy, Precision, and Performance 452\u003c\/p\u003e \u003cp\u003eProblems 459\u003c\/p\u003e \u003cp\u003e11 HYDRAULIC CONDUCTIVITY MEASUREMENT 462\u003c\/p\u003e \u003cp\u003e11.1 Overview of Measurement Techniques 462\u003c\/p\u003e \u003cp\u003e11.2 Steady-State Measurement Techniques 463\u003c\/p\u003e \u003cp\u003e11.2.1 Constant-Head Method 463\u003c\/p\u003e \u003cp\u003e11.2.2 Constant-Flow Method 466\u003c\/p\u003e \u003cp\u003e11.2.3 Centrifuge Method 472\u003c\/p\u003e \u003cp\u003e11.3 Transient Measurement Techniques 476\u003c\/p\u003e \u003cp\u003e11.3.1 Hydraulic Diffusivity 476\u003c\/p\u003e \u003cp\u003e11.3.2 Horizontal Infiltration Method 477\u003c\/p\u003e \u003cp\u003e11.3.3 Outflow Methods 480\u003c\/p\u003e \u003cp\u003e11.3.4 Instantaneous Profile Methods 484\u003c\/p\u003e \u003cp\u003eProblems 493\u003c\/p\u003e \u003cp\u003e12 SUCTION AND HYDRAULIC CONDUCTIVITY MODELS 494\u003c\/p\u003e \u003cp\u003e12.1 Soil-Water Characteristic Curve Models 494\u003c\/p\u003e \u003cp\u003e12.1.1 SWCC Modeling Parameters 495\u003c\/p\u003e \u003cp\u003e12.1.2 Brooks and Corey (BC) Model 497\u003c\/p\u003e \u003cp\u003e12.1.3 van Genuchten (VG) Model 499\u003c\/p\u003e \u003cp\u003e12.1.4 Fredlund and Xing (FX) Model 505\u003c\/p\u003e \u003cp\u003e12.2 Hydraulic Conductivity Models 506\u003c\/p\u003e \u003cp\u003e12.2.1 Empirical and Macroscopic Models 509\u003c\/p\u003e \u003cp\u003e12.2.2 Statistical Models 516\u003c\/p\u003e \u003cp\u003eProblems 527\u003c\/p\u003e \u003cp\u003eREFERENCES 531\u003c\/p\u003e \u003cp\u003eINDEX 547\u003c\/p\u003e\u003c\/font\u003e\u003c\/p\u003e\r\n\r\n\u003cp\u003e\u003cfont size=\"3\"\u003eSubject Areas: Civil engineering, surveying \u0026amp; building [\u003ca title=\"See our other books on Civil engineering, surveying \u0026amp; building\" href=\"https:\/\/freshlyprintedbooks.co.uk\/search?q=%22Civil%20engineering,%20surveying%20\u0026amp;%20building%20%5BTN%5D%22\"\u003eTN\u003c\/a\u003e]\u003c\/font\u003e\u003c\/p\u003e\r\n\r\n\r\n\u003c\/font\u003e","brand":"Wiley","offers":[{"title":"Brand New","offer_id":52293478482200,"sku":"9780471447313","price":115.19,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0730\/2037\/5320\/files\/9780471447313.jpg?v=1781641250","url":"https:\/\/freshlyprintedbooks.co.uk\/products\/unsaturated-soil-mechanics-hardback-9780471447313","provider":"Freshly Printed Books","version":"1.0","type":"link"}