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Introduction | |
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Principles of Rock Slope Design | |
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Introduction | |
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Scope of Book | |
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Socioeconomic Consequences of Slope Failures | |
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Principles of Rock Slope Engineering | |
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Civil Engineering | |
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Open Pit Mining Slope Stability | |
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Slope Features and Dimensions | |
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Rock Slope Design Methods | |
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Summary of Design Methods | |
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Limit Equilibrium Analysis (Deterministic) | |
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Sensitivity Analysis | |
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Probabilistic Design Methods | |
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Load and Resistance Factor Design | |
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Structural Geology and Data Interpretation | |
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Objectives of Geological Investigations | |
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Mechanism of Joint Formation | |
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Effects of Discontinuities on Slope Stability | |
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Orientation of Discontinuities | |
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Stereographic Analysis of Structural Geology | |
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Stereographic Projection | |
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Pole Plots and Contour Plots | |
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Pole Density | |
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Great Circles | |
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Lines of Intersection | |
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Identification of Modes of Slope Instability | |
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Kinematics Analysis | |
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Plane Failure | |
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Wedge Failure | |
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Toppling Failure | |
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Friction Cone | |
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Applications of Kinematic Analysis | |
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Example Problem 2.1: Stereo Plots of Structural Geology Data | |
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Example Problem 2.2: Slope Stability Evaluation Related to Structural Geology | |
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Site Investigation and Geological Data Collection | |
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Planning an Investigation Program | |
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Geology | |
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Rock Strength | |
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Ground Water | |
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Site Reconnaissance | |
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Aerial and Terrestrial Photography | |
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Geophysics | |
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Geologic Mapping | |
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Line and Window Mapping | |
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Stereogrammetric Mapping of Discontinuities | |
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Types of Discontinuity | |
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Definition of Geological Terms | |
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Spacing, Persistence and Roughness Measurements | |
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Spacing of Discontinuities | |
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Persistence of Discontinuity Sets | |
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Roughness of Rock Surfaces | |
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Probabilistic Analysis of Structural Geology | |
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Discontinuity Orientation | |
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Discontinuity Length and Spacing | |
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Diamond Drilling | |
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Diamond Drilling Equipment | |
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Diamond Drilling Operations | |
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Core Logging | |
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Core Orientation | |
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Rock Stength Properties and their Measurement | |
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Introduction | |
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Scale Effects and Rock Strength | |
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Examples of Rock Masses | |
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Classes of Rock Strength | |
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Shear Strength of Discontinuities | |
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Definition of Cohesion and Friction | |
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Friction Angle of Rock Surfaces | |
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Shearing on an Inclined Plane | |
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Surface Roughness | |
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Discontinuity Infilling | |
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Influence of Water on Shear Strength of Discontinuities | |
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Laboratory Testing of Shear Strength | |
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Shear Strength of Rock Masses by Back Analysis of Slope Failures | |
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Hoek-Brown Strength Criterion for Fractured Rock Masses | |
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Generalized Hoek-Brown Strength Criterion | |
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Modulus of Deformation | |
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Mohr-Coulomb Criterion | |
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Rock Mass Strength | |
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Determination of s'3max | |
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Estimation of Disturbance Factor D | |
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Rock Durability and Compressive Strength | |
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Slake Durability | |
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Compressive Strength | |
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Example Problem 4.1: Analysis of Direct Shear Strength Test Results | |
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Example Problem 4.2: Analysis of Point Load Test Results | |
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Groundwater | |
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Introduction | |
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The Hydrologic Cycle | |
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Hydraulic Conductivity and Flow Nets | |
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Hydraulic Conductivity | |
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Porosity | |
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Flow Nets | |
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Groundwater Flow in Fractured Rock | |
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Flow in Clean, Smooth Discontinuities | |
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Flow in Filled Discontinuities | |
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Heterogeneous Rock | |
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Anisotropic Rock | |
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Ground Water in Rock Slopes | |
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Measurement of Water Pressure | |
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Field Measurement of Hydraulic Conductivity | |
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Variable Head Tests | |
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Pumping Test | |
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Example Problem 5.1: Influence of Geology and Weather Conditions on Groundwater Levels | |
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Plane Failure | |
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Introduction | |
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General Conditions for Plane Failure | |
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Plane Failure Analysis | |
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Influence of Ground Water on Stability | |
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Critical Tension Crack Depth and Location | |
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The Tension Crack as an Indicator of Instability | |
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Critic | |