Geotechnical Design for Sublevel Open Stoping

Introduction Mining Method Selection Self-Supported Mining Methods Sublevel Open Stoping Factors Controlling Stope Wall Behaviour Scope and Contents of This Book Sublevel Stoping Geometry Introduction Stoping Geometries Multiple Lift Open Stoping Single Lift Stoping Shallow Dipping Tabular Orebodies Bench Stoping Planning and Design Introduction Geological and Geotechnical Characterisation Stress Analysis in Stope Design Design of Stoping Blocks Detailed Stope Design Rock Mass Characterisation Introduction Characterisation from Exploration Core Analysis of Logging Data Geotechnical Mapping of Underground Exposures Analysis of Mapping Data Intact Rock Strength The Mechanical Properties of Rock Masses Rock Stress Span and Pillar Design Background Empirical Span Determination Using Rock Mass Classification Methods The Stability Graph Method Numerical Modelling of Stope Wall Stability Pillar Stability Analysis Drilling and Blasting Introduction Longhole Drilling Blast Design Parameters Ring Design Explosive Selection Explosive Placement Initiation Systems Raise and Cut-Off Slot Blasting Trough Undercut Blasting Rock Diaphragm Blasting Rock Reinforcement and Support Introduction Terminology Ground Support Design Rock Bolting of Open Stope Development Drives Cable Bolting of Open Stope Walls Cable Bolt Corrosion Cement Grouting of Cable Bolts Support Systems Mine Fill Introduction Unconsolidated Rock Fill Cemented Rock Fill Hydraulic Fill Cemented Paste Fill Open Stope Fill Operations Systems Fill Monitoring and Quality Control Dilution Control Introduction Types of Dilution Economic Impact of Dilution Parameters Influencing Dilution Cavity Monitoring System (CMS) Dilution Control Plan Scale-Independent Measures of Stope Performance