Principles of Soil Dynamics

From the contents:
1. INTRODUCTION General. Nature and Type of Dynamic Loading on SoilS. Importance of Soil Dynamics. References.2. FUNDAMENTALS OF VIBRATION Introduction. Fundamentals of Vibration. System with a Single Degree of Freedom. Free Vibration of a Spring Mass System. Forced Vibration of a SpringMass System. Free Vibration with Viscous Damping. Steady State Forced Vibration with Viscous Damping. Rotating Mass Type Excitation. Determination of Damping Ratio. Vibration Measuring Instrument. System with Two Degrees of Freedom. Vibration of a Mass Spring System. Coupled Translation and Rotation of a Mass Spring System (Free Vibration). Problems. References.3. WAVES IN ELASTIC MEDIUM Introduction. Stress and Strain. Hooke's Law. Elastic Stress Waves in a Bar. Longitudinal Elastic Waves in a Bar. Velocity of Particles in the Stressed Zone. Reflection of Elastic Stress Waves at the End of a Bar. Torsional Waves in a Bar. Longitudinal Vibration of Short Bars. Torsional Vibration of Short Bars. Stress Waves in an Infinite Elastic Medium. Equation of Motion in an Elastic Medium. Equations for Stress Waves. General Comments. Stress Waves in Elastic Half - Space. Rayleigh Waves. Displacement of Rayleigh Waves. Attenuation of the Amplitude of Elastic Waves with Distance. References 4. PROPERTIES OF DYNAMICALLY LOADED SOILS Introduction. Laboratory Tests and Results. Shear Strength of Soils under Rapid Loading Conditions. Strength and Deformation Characteristics of Soils under Transient Load. Travel Time Test for Determination of Longitudinal and Shear Wave Velocities (vc and vs). Resonant Column Test. Cyclic Simple Shear Test. Cyclic Torsional Simple Shear Test. Cyclic Triaxial Test. Summary of Cyclic Tests. Field Test Measurements. Reflection and Refraction of Elastic Body Waves - Fundamental Concepts. Seismic Refraction Survey (Horizontal Layering). Refraction Survey in Soils with Inclined Layering. Reflection Survey in Soil (Horizontal Layering). Reflection Survey