Chapter 1 - Geotechnical Properties of Soil
Introduction / Grain-Size Distribution / Size Limits for Soils /
Weight-Volume Relationships / Relative Density / Atterberg Limits /
Soil Classification Systems / Hydraulic Conductivity of Soil /
Steady-State Seepage / Effective Stress / Consolidation /
Calculation of Primary Consolidation Settlement / Time Rate of
Consolidation / Degree of Consolidation Under Ramp Loading / Shear
Strength / Unconfined Compression Test / Comments on Friction Angle
/ Correlations for Undrained Shear Strength, cu / Sensitivity /
Problems / References
Chapter 2 - Natural Soil Deposits and Subsoil Exploration
Introduction / Natural Soil Deposits / Soil Origin / Residual Soil
/ Gravity Transported Soil / Alluvial Deposits / Lacustrine
Deposits / Glacial Deposits / Aeolian Soil Deposits / Organic Soil
/ Subsurface Exploration / Purpose of Soil Exploration / Subsurface
Exploration Program / Exploratory Borings in the Field / Procedures
for Sampling Soil / Observation of Water Tables / Vane Shear Test /
Cone Penetration Test / Pressuremeter Test (PMT) / Dilatometer Test
/ Coring of Rocks / Preparation of Boring Logs / Geophysical
Exploration / Subsoil Exploration Report / Problems /
References
Chapter 3 - Shallow Foundations: Ultimate Bearing Capacity
Introduction / General Concept / Terzaghi¡''s Bearing Capacity
Theory / Factor of Safety / Modification of Bearing Capacity
Equations for Water Table / The General Bearing Capacity Equation /
Meyerhof¡''s Bearing Capacity, Shape, Depth, and Inclination
Factors / Some Comments on Bearing Capacity Factor, Ny, and Shape
Factors / A Case History for Bearing Capacity Failure / Effect of
Soil Compressibility / Eccentrically Loaded Foundations / Ultimate
Bearing Capacity under Eccentric Loading - Meyerhof¡''s Theory /
Eccentrically Loaded Foundation - Prakash and Saran¡''s Theory /
Bearing Capacity of a Continuous Foundation Subjected to Eccentric
Inclined Loading / Problems / References
Chapter 4 - Ultimate Bearing Capacity of Shallow Foundations:
Special Cases
Introduction / Foundation Supported by a Soil with a Rigid Base at
Shallow Depth / Bearing Capacity of Layered Soils: Stronger Soil
Underlain by Weaker Soil / Closely Spaced Foundations - Effect on
Ultimate Bearing Capacity / Bearing Capacity of Foundations on Top
of a Slope / Bearing Capacity of Foundations on a Slope / Uplift
Capacity of Foundations / Problems / References
Chapter 5 - Shallow Foundations: Allowable Bearing Capacity and
Settlement
Introduction / Vertical Stress Increase in a Soil Mass Caused by
Foundation Load / Stress Due to a Concentrated Load / Stress Due to
a Circularly Loaded Area / Stress Below a Rectangular Area /
Average Vertical Stress Increase Due to a Rectangularly Loaded Area
/ Stress Increase Under an Embankment / Elastic Settlement /
Elastic Settlement Based on the Theory of Elasticity / Elastic
Settlement of Foundations on Saturated Clay / Improved Equation for
Elastic Settlement / Settlement of Sandy Soil: Use of Strain
Influence Factor / Range of Material Parameters for Computing
Elastic Settlement / Settlement of Foundation on Sand Based and
Standard Penetration Resistance / General Comments on Elastic
Settlement Prediction / Seismic Bearing Capacity and Settlement of
Granular Soil / Consolidation Settlement / Primary Consolidation
Settlement Relationships / Three-Dimensional Effect on Primary
Consolidation Settlement / Settlement Due to Secondary
Consolidation / Field Load Test / Presumptive Bearing Capacity /
Tolerable Settlement of Buildings / Problems / References
Chapter 6 - Mat Foundations
Introduction / Combined Footings / Common Types of Mat Foundations
/ Bearing Capacity of Mat Foundations / Differential Settlement of
Mats / Field Settlement Observations for Mat Foundations /
Compensated Foundation / Structural Design of Mat Foundations /
Problems / References
Chapter 7 - Lateral Earth Pressure
Introduction / Lateral Earth Pressure at Rest / Active Pressure /
Rankine Active Earth Pressure / A Generalized Case for Rankine
Active Pressure / Coulomb¡''s Active Earth Pressure / Active Earth
Pressure for Earthquake Conditions / Active Pressure for Wall
Rotation About the Top: Braced Cut / Active Earth Pressure for
Translation of Retaining Wall - Granular Backfill / General
Comments on Active Earth Pressure / Passive Pressure / Rankine
Passive Earth Pressure / Rankine Passive Earth Pressure: Inclined
Backfill / Coulomb¡''s Passive Earth Pressure / Comments on the
Failure Surface Assumption for Coulomb¡''s Pressure Calculations /
Passive Pressure under earthquake Conditions / Problems /
References
Chapter 8 - Retaining Walls
Introduction / Gravity and Cantilever Walls / Proportioning
Retaining Walls / Application of Lateral Earth Pressure Theories to
Design / Stability of Retaining Walls / Check for Overturning /
Check for Sliding Along the Base / Check for Bearing Capacity
Failure / Construction Joints and Drainage from Backfill / Some
Comments on Design of Retaining Walls / Mechanically Stabilized
Retaining Walls / Soil Reinforcement / Considerations for Soil
Reinforcement / General Design Considerations / Retaining Walls
with Metallic Strip Reinforcement / Step-by-Step Design Procedure
using Metallic Strip Reinforcement / Retaining Walls with
Geotextile Reinforcement / Retaining Walls with Geogrid
Reinforcement / General Comments / Problems / References
Chapter 9 - Sheet Pile Walls
Introduction / Construction Methods / Cantilever Sheet Pile Walls /
Cantilever Sheet Piling Penetrating Sandy Soils / Special Cases for
Cantilever Walls Penetrating a Sandy Soil / Cantilever Sheet Piling
Penetrating Clay / Special Cases for Cantilever Walls Penetrating
Clay / Anchored Sheet Pile Walls / Free Earth Support Method for
Penetration of Sandy Soil / Design Charts for Free Earth Support
Method (Penetration into Sandy Soil) / Moment Reduction for
Anchored Sheet Pile Walls / Computational Pressure Diagram Method
for Penetration into Sandy Soil / Free Earth Support Method for
Penetration of Clay / Anchors / Holding Capacity of Anchor Plates
in Sand / Holding Capacity of Anchor Plates in Clay / Ultimate
Resistance of Tie Backs / Problems / References
Chapter 10 - Braced Cuts
Introduction / Pressure Envelope for Braced-Cut Design / Pressure
Envelope for Cuts in Layered Soil / Design of Various Components of
a Braced Cut / Bottom Heave of a Cut in Clay / Stability of the
Bottom of a Cut in Sand / Lateral Yielding of Sheet Piles and
Ground Settlement / Problems / References
Chapter 11 - Pile Foundations
Introduction / Types of Piles and Their Structural Characteristics
/ Estimating Pile Length / Installation of Piles / Load Transfer
Mechanism / Equations for Estimating Pile Capacity / Meyerhof¡''s
Method for Estimating Qp / Vesic¡''s Method for Estimating Qp /
Janbu¡''s Method for Estimating Qp / Coyle and Castello¡''s Method
for Estimating Qp in Sand / Other Correlations for Calculation of
Qp with SPT and CPT Results / Frictional Resistance (Qs) in Sand /
Frictional (Skin) Resistance in Clay / Point Bearing Capacity of
Piles Resting on Rock / Pile Load Tests / Comparison of Theory with
Field Load Test Results / Elastic Settlement of Piles / Laterally
Loaded Piles / Pile-Driving Formulas / Pile Capacity for
Vibration-Driven Piles / Negative Skin Friction / Group Piles /
Group Efficiency / Ultimate Capacity of Group Piles in Saturated
Clay / Elastic Settlement of Group Piles / Consolidation Settlement
of Group Piles / Piles in Rock / Problems / References
Chapter 12 - Drilled-Shaft Foundations
Introduction / Types of Drilled Shafts / Construction Procedures /
Other Design Considerations / Load Transfer Mechanism / Estimation
of Load-Bearing Capacity / Drilled Shafts in Granular Soil:
Load-Bearing Capacity / Drilled Shafts in Clay: Load-Bearing
Capacity / Settlement of Drilled Shafts at Working Load / Lateral
Load-Carrying Capacity - Characteristic Load and Moment Method /
Drilled Shafts Extending Into Rock / Problems / References
Chapter 13 - Foundations on Difficult Soils
Introduction / Collapsible Soil / Definition and Types of
Collapsible Soil / Physical Parameters for Identification /
Procedure for Calculation Collapse Settlement / Foundation Design
in Soils Not Susceptible to Wetting / Foundation Design in Soils
Susceptible to Wetting / Expansive Soils / General Nature of
Expansive Soils / Laboratory Measurement of Swell / Classification
of Expansive on the Basis of Index Tests / Foundation
Considerations for Expansive Soils / Construction of Expansive
Soils / Sanitary Landfills / General Nature of Sanitary Landfills /
Settlement of Sanitary Landfills / Problems / References
Chapter 14 - Soil Improvement and Group Modification
Introduction / General Principles of Compaction / Correction for
Compaction of Soils with Oversized Particles / Field Compaction /
Compaction Control for Clay Hydraulic Barriers / Vibroflotation /
Precompression / Sand Drains / Prefabricated Vertical Drains / Lime
Stabilization / Cement Stabilization / Fly Ash Stabilization /
Stone Columns / Sand Compaction Piles / Dynamic Compaction / Jet
Grouping / Problems / References
Appendix
Answers to Selected Problems
Dr. Braja Das is Dean Emeritus of the College of Engineering and Computer Science at California State University, Sacramento. He received his M.S. in Civil Engineering from the University of Iowa and his Ph.D. in Geotechnical Engineering from the University of Wisconsin. He is the author of a number of geotechnical engineering texts and reference books and more than 250 technical papers in the area of geotechnical engineering. His primary areas of research include shallow foundations, earth anchors, and geosynthetics. Dr. Das is a Fellow and Life Member of the American Society of Civil Engineers, Life Member of the American Society for Engineering Education, and an Emeritus Member of the Chemical and Mechanical Stabilization Committee of the Transportation Research Board of the National Research Council (Washington D.C.). He has received numerous awards for teaching excellence, including the AMOCO Foundation Award, the AT&T Award for Teaching Excellence from the American Society for Engineering Education, the Ralph Teetor Award from the Society of Automotive Engineers, and the Distinguished Achievement Award for Teaching Excellence from the University of Texas at El Paso.
Chapter 1 - Geotechnical Properties of Soil Chapter 2 - Natural Soil Deposits and Subsoil Exploration Chapter 3 - Shallow Foundations: Ultimate Bearing Capacity Chapter 4 - Ultimate Bearing Capacity of Shallow Foundations: Special Cases Chapter 5 - Shallow Foundations: Allowable Bearing Capacity and Settlement Chapter 6 - Mat Foundations Chapter 7 - Lateral Earth Pressure Chapter 8 - Retaining Walls Chapter 9 - Sheet Pile Walls Chapter 10 - Braced Cuts Chapter 11 - Pile Foundations Chapter 12 - Drilled-Shaft Foundations Chapter 13 - Foundations on Difficult Soils Chapter 14 - Soil Improvement and Group Modification Appendix Answers to Selected Problems
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