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E-RESOURCE
Author Singh, Bhawani.

Title Engineering rock mass classification : tunnelling, foundations, and landslides / Bhawani Singh, R.K. Goel.

Published Burlington, Mass. : Butterworth-Heinemann, 2011.

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Location Call No. Status
 UniM INTERNET resource    AVAILABLE
Physical description xv, 365 pages : illustrations
Bibliography Includes bibliographical references and index.
Contents 1 Philosophy of Engineering Classifications 1 -- Classification 1 -- Philosophy of Classification System 2 -- Need for Engineering Geological Map 2 -- Management of Uncertainties 3 -- Present-Day Practice 3 -- Scope of the Book 4 -- 2 Shear Zone Treatment in Tunnels and Foundations 7 -- Shear Zone 7 -- Treatment for Tunnels 7 -- Treatment for Dam Foundations 9 -- 3 Rock Material 13 -- Rock Material 13 -- Homogeneity and Inhomogeneity 13 -- Classification of Rock Material 13 -- Class I and II Brittle Rocks 15 -- Uniaxial Compression 15 -- Stability in Water 17 -- Classification on the Basis of Slake Durability Index 18 -- 4 Rock Quality Designation 21 -- Rock Quality Designation 21 -- Direct Method 21 -- Indirect Methods 23 -- Weighted Joint Density 24 -- Red-Flag Effect of Low RQD 29 -- Application of RQD 30 -- 5 Terzaghi's Rock Load Theory 33 -- Introduction 33 -- Rock Classes 33 -- Rock Load Factor 33 -- Modified Terzaghi's Theory for Tunnels and Caverns 42 -- 6 Rock Mass Rating 45 -- Introduction 45 -- Collection of Field Data 45 -- Estimation of RMR 50 -- Applications of RMR 52 -- Precautions 55 -- Rock Mass Excavability Index for TBM 58 -- Tunnel Alignment 60 -- 7 Tunneling Hazards 63 -- Introduction 63 -- Tunneling Conditions 65 -- Empirical Approach for Predicting Ground Conditions 74 -- Theoretical/Analytical Approach 78 -- Effect of Thickness of Weak Band on Squeezing Ground Condition 80 -- Sudden Flooding of Tunnels 80 -- Chimney Formation 80 -- Environmental Hazards due to Toxic or Explosive Gases and Geothermal Gradient 83 -- Conciuding Remarks 83 -- 8 Rock Mass Quality Q-System 85 -- Q-System 85 -- Joint Orientation and the Q-System 93 -- Updating the Q-System 93 -- Collection of Field Data 93 -- Classification of the Rock Mass 94 -- Estimation of Support Pressure 96 -- Estimation of Deformation or Closure 101 -- Unsupported Span 102 -- Design of Supports 103 -- New Austrian Tunneling Method 104 -- Norwegian Method of Tunneling 106 -- Rock Mass Characterization 106 -- Drainage Measures 112 -- Experiences in Poor Rock Conditions 113 -- Concluding Remarks 113 -- 9 Rock Mass Number 119 -- Introduction 119 -- Interrelation Between Q and RMR 120 -- Prediction of Ground Conditions 123 -- Prediction of Support Pressure 123 -- Effect of Tunnel Size on Support Pressure 123 -- Correlations for Estimating Tunnel Closure 126 -- Effect of Tunnel Depth on Support Pressure and Closure in Tunnels 127 -- Approach for Obtaining Ground Reaction Curve 127 -- Coefficient of Volumetric Expansion of Failed Rock Mass 129 -- 10 Rock Mass Index 133 -- Introduction 133 -- Selection of Parameters used in RMi 133 -- Calibration of RMi from Known Rock Mass Strength Data 134 -- Scale Effect 137 -- Examples (Palmstrom, 1995) 140 -- Applications of RMi 141 -- Benefits of Using RMi 141 -- Limitations of RMi 142 -- 11 Rate of Tunneling 145 -- Introduction 145 -- Classification of Ground/Job Conditions for Rate of Tunneling 146 -- Classification of Management Conditions for Rate of Tunneling 146 -- Combined Effect of Ground and Management Conditions ton Rate of Tunneling 153 -- Tunnel Management (Singh, 1993) 154 -- Poor Tender Specifications 155 -- Contracting Practice 156 -- Quality Management by International Tunneling Association 156 -- 12 Support System in Caverns 159 -- Support Pressure 159 -- Wall Support in Caverns 160 -- Roof Support in Caverns 162 -- Stress Distribution in Caverns 163 -- Opening of Discontinuities in Roof Due to Tensile Stress 164 -- Rock Reinforcement Near Intersections 164 -- Radial Displacements 164 -- Precautions 164 -- 13 Strength Enhancement of Rock Mass in Tunnels 169 -- Causes of Strength Enhancement 169 -- Effect of Intermediate Principal Stress on Tangential Stress at Failure in Tunnels 169 -- Uniaxial Compressive Strength of Rock Mass 172 -- Reason for Strength Enhancement in Tunnels and a New Failure Theory 173 -- Critical Strain of Rock Mass 177 -- Criterion for Squeezing Ground Condition 178 -- Rock Burst in Brittle Rocks 178 -- Tensile Strength Across Discontinuous Joints 180 -- Dynamic Strength of Rock Mass 181 -- Residual Strength Parameters 181 -- 14 Rock Mass Quality for Open Tunnel Boring Machines 185 -- Introduction 185 -- Q and QTBM 186 -- Penetration and Advance Rates 188 -- Cutter Wear 189 -- Penetration and Advance Rates versus QTBM 189 -- Estimating Time for Completion 190 -- Risk Management 190 -- 15 Strength of Discontinuities 193 -- Introduction 193 -- Joint Wall Roughness Coefficient 193 -- Joint Wall Compressive Strength 196 -- Joint Matching Coefficient 198 -- Residual Angle of Friction 198 -- Shear Strength of Joints 200 -- Dynamic Shear Strength of Rough Rock Joints 201 -- Theory of Shear Strength at Very High Confining Stress 202 -- Normal and Shear Stiffness of Rock Joints 203 -- 16 Shear Strength of Rock Masses in Slopes 205 -- Mohr-Coulomb Strength Parameters 205 -- Non-Linear Failure Envelopes for Rock Masses 205 -- Strength of Rock Masses in Slopes 209 -- Back Analysis of Distressed Slopes 210 -- 17 Types of Failures of Rock and Soil Slopes 211 -- Introduction 211 -- Planar (Translational) Failure 211 -- 3D Wedge Failure 211 -- Circular (Rotational) Failure 211 -- Toppling Failure (Topples) 213 -- Ravelling Slopes (Falls) 214 -- Effect of Slope Height and Groundwater Conditions on Safe Slope Angle 214 -- A Basic Landslide Classification System 216 -- Causative Classification 217 -- Comprehensive Classification System of Landslides 217 -- Landslide in Over-Consolidated Clays 217 -- Rock Slope Failures 224 -- Landslide Dams 229 -- 18 Slope Mass Rating 231 -- Slope Mass Rating 231 -- Slope Stability Classes 234 -- Support Measures 235 -- Modified SMR Approach 236 -- Case Study of Stability Analysis using Modified SMR Approach 238 -- Portal and Cut Slopes 238 -- 19 Landslide Hazard Zonation 245 -- Introduction 245 -- Landslide Hazard Zonation Maps-The Methodology 246 -- A Case History (Gupta and Anbalagan, 1995) 251 -- Proposition for Tea Gardens 262 -- Geographic Information System 262 -- Mega-Regional Landslide Zonation 264 -- 20 Allowable Bearing Pressure for Shallow Foundations 267 -- Introduction 267 -- A Classification for Net Safe Bearing Pressure 267 -- Allowable Bearing Pressure 269 -- Coefficient of Elastic Uniform Compression for Machine Foundations 273 -- Scour Depth Around Bridge Piers 273 -- Rock Parameters to Select Type of Dam 274 -- 21 Method of Excavation 281 -- Excavation Techniques 281 -- Assessing the Rippability 281 -- Rock Mass Classification According to Ease of Ripping 282 -- Empirical Methods in Blasting 284 -- 22 Rock Drillability 287 -- Drillability and Affecting Parameters 287 -- Classification for Drilling Condition 288 -- Other Approaches 291 -- 23 Permeability and Groutability 293 -- Permeability 293 -- Permeability of Various Rock Types 293 -- Permeability for Classifying Rock Masses 295 -- Permeability versus Grouting 295 -- Determination of Permeability 295 -- Grouting 296 -- 24 Gouge Material 307 -- Gouge 307 -- Shear Strength of Filled Discontinuities (Silty to Clayey Gouge) 310 -- Dynamic Strength 311 -- 25 Engineering Properties of Hard Rock Masses 313 -- Hard Rock Masses 313 -- Modulus of Deformation 313 -- UCS 314 -- Uniaxial Tensile Strength 314 -- Strength Criterion 314 -- Support Pressure in Non-Squeezing/Non-Rock Burst Conditions (H <350 Q1/3) 315 -- Half-Tunnels 315 -- 26 Geological Strength Index 319 -- Geological Strength Index 319 -- Generalized Strength Criterion 323 -- Mohr-Coulomb Strength Parameters 326 -- Modulus of Deformation 327 -- Rock Parameters for Intact Schistose 329 -- Estimation of Residual Strength of Rock Masses 329 -- Classification of Squeezing Ground Condition 330 -- 27 Evaluation of Critical Rock Parametere 335 -- Introduction 335 -- Critical Parameters 335 -- Parameter Intensity and Dominance 336 -- Classification of Rock Mass 338 -- Example for Studying Parameter Dominance in Underground Excavation for a Coal Mine with a Flat Roof 338 -- Relative importance of Rock
Parameters in Major Projecte 340 -- Interaction between Rock Parameters 340 -- Application in Entropy Management 344 -- 28 In Situ Stresses 345 -- Need for In Situ Stress Measurement 345 -- Classification of Geological Conditions and Stress Regimes 345 -- Variation of In Situ Stresses with Depth 347 -- Effect of in Situ Stress on Rock Mass Properties 349 -- Core Discing 349.
Reproduction Electronic reproduction. Ann Arbor, MI : ProQuest, 2015. Available via World Wide Web. Access may be limited to ProQuest affiliated libraries.
Other author Goel, R. K., 1960-
ProQuest (Firm)
Subject Engineering geology.
Tunneling.
Foundations.
Landslides -- Prevention.
Rocks -- Classification.
Rock mechanics.
Electronic books.
ISBN 9780123858788 alkaline paper
9780123858795 e-book