CABLEBOLTING IN UNDERGROUND MINES
WHAT IS A CABLEBOLT? WHY CABLEBOLT? CABLEBOLT APPLICATIONS THE CABLEBOLTING CYCLE DESIGN IMPLEMENTATION VERIFICATION THE CABLEBOLT TOOLBOX CABLEBOLT FUNCTION EQUIPMENT CABLEBOLT INSTALLATION OPTIONS THE BREATHER TUBE INSTALLATION METHOD THE GROUT TUBE INSTALLATION METHOD THE RETRACTED GROUT TUBE INSTALLATION METHOD THE GROUT AND INSERT INSTALLATION METHOD THE COST OF CABLEBOLTING A NOTE ABOUT UNITS USEFUL DEFINITIONS CHAPTER INTRODUCTION DESIGN ACCEPTABILITY CRITERIA CAPACITY AND DEMAND LOADING CONFIGURATIONS FOR CABLEBOLTS THE CABLEBOLT SYSTEM THE CABLEBOLT ELEMENT THE CABLEBOLT ARRAY 7-WIRE STEEL STRAND DEFINITIONS STRAND CONSTRUCTION STRAND PERFORMANCE STRAND CAPACITY CONSIDERATIONS CORROSION OF STEEL STRAND GROUT COMPOSITION OF CEMENT GROUT VARIETIES OF PORTLAND CEMENT CARE AND QUALITY OF CEMENT AND WATER PROPERTIES OF FRESH CEMENT PASTE PROPERTIES OF HYDRATED PORTLAND CEMENT CEMENT GROUT SPECIFICATIONS FOR CABLEBOLTING GROUT ADMIXTURES LOAD TRANSFER BOND STRENGTH BOND STRENGTH OF PLAIN STRAND CABLEBOLTS MODIFIED GEOMETRY STRAND DEBONDING DOUBLE AND MULTIPLE STRAND GROUT AND ROCK SHEAR STRENGTH LOAD TRANSFER AND SURFACE ANCHORAGE SURFACE ANCHORAGE AND RETENTION PLATES SURFACE ANCHORAGE - BARREL AND WEDGE SHEAR LOADING OF CABLEBOLTS DIRECT SHEAR OBLIQUE LOADING - SHEAR CABLEBOLT ORIENTATION CABLEBOLT STRAND ALTERNATIVES PLAIN STRAND EPOXY COATED/ENCAPSULATED STRAND SWAGED/BUTTONED STRAND BIRDCAGED STRAND NUTCAGED STRAND BULBED STRAND COMBINATION STRAND STRAND SELECTION STRAND ALTERNATIVES: FIBREGLASS CABLEBOLTS INSTALLATION CONFIGURATION GROUT MIX DESIGN SELECTION CABLEBOLT INSTALLATION METHOD SELECTION BOREHOLE DIAMETER SPECIFICATION SELECTION OF INSTALLATION EQUIPMENT DRILLING EQUIPMENT GROUTING EQUIPMENT BREATHER AND GROUT TUBES INSTALLATION ACCESSORIES PIPE PUMPING TEST PROCEDURES DEMAND EXCAVATION RESPONSE STRESS - A BRIEF INTRODUCTION STRENGTH BLOCK SIZE AND THE INFLUENCE OF SCALE ROCKMASS CLASSIFICATION ROCKMASS CLASSIFICATION COMPONENTS DATA COLLECTION ROCK QUALITY DESIGNATION, RQD ROCK MASS RATING, RMR ROCK TUNNELLING QUALITY INDEX, Q MODIFIED ROCK QUALITY INDEX, Q' COMPARISON OF ROCKMASS CLASSIFICATIONS ROCKMASS PROPERTIES FROM CLASSIFICATION SYSTEMS ROCKMASS STRENGTH STIFFNESS: ROCKMASS MODULUS EMPIRICAL DESIGN ROCK TUNNELLING QUALITY INDEX - Q EMPIRICAL CABLEBOLT DESIGN - GENERAL LIMITS EMPIRICAL DESIGN - RULES OF THUMB EMPIRICAL DESIGN OF OPEN STOPES AND SUPPORT: MATHEWS/POTVIN STABILITY GRAPH METHOD MODIFIED STABILITY NUMBER, N' STABILITY GRAPH METHOD - INPUT PARAMETERS OPEN STOPE CASE HISTORY DATABASE SEMI-EMPIRICAL CABLEBOLT DESIGN APPROACH STABILITY GRAPH - EXAMPLES STABILITY GRAPH METHOD - LIMITATIONS STABILITY GRAPH - CALIBRATION TO LOCAL CONDITIONS PARAMETRIC ANALYSIS PROBABILISTIC ANALYSIS DILUTION AND THE STABILITY GRAPH A MECHANISTIC TOOLBOX: CUSTOMIZING THE DESIGN STRESS INDUCED BOUNDARY CRUSHING STRESS SHADOWING AND RELAXATION LIMITING DISPLACEMENT - REINFORCEMENT STRESS INDUCED JOINT SLIP DYNAMIC LOADING SURFACE UNLOADING SLIDING WEDGE TWO-DIMENSIONAL WEDGE THREE-DIMENSIONAL WEDGE STRESS INDUCED BUCKLING: EULER APPROACH DRIFTS AND INTERSECTIONS GRAVITY BENDING/BUCKLING: NO-TENSION SLAB - VOUSSOIR APPROACH OTHER APPLICATIONS THE CABLEBOLTING CREW CREW TASKS CREW COMPOSITION CREW TRAINING CREW PAYMENT TRAINING WHY USE CABLEBOLTS? HOW ARE CABLEBOLTS INSTALLED AND CHECKED? SAFETY FEEDBACK ON INSTALLATION PROCEDURES COMMUNICATION QUALITY CONTROL PRACTICE INSTALLATION SAFETY GUIDELINES MATERIAL PURCHASING AND HANDLING DESIGN SPECIFICATIONS PROCEDURE AND SAFETY CABLEBOLT BOREHOLE PREPARATION QUALITY CONTROL FEEDBACK CABLEBOLT INSTALLATION AUTOMATED CABLEBOLTING SYSTEMS AUTOMATED SYSTEM DESIGN SPECIFICATION AUTOMATED SYSTEM PROCEDURE AND SAFETY AUTOMATED SYSTEM QUALITY CONTROL AUTOMATED SYSTEM FEEDBACK QUALITY CONTROL MONITORING AND TESTING EFFECT OF QUALITY CONTROL ON CABLEBOLT CAPACITY CHECKING QUALITY CONTROL DURING INSTALLATION CHECKING QUALITY CONTROL AFTER INSTALLATION QUALITY CONTROL IMPROVEMENT VISUAL PERFORMANCE ASSESSMENT REMOTE "VISUAL" DATA COLLECTION MONITORING PERFORMANCE WITH INSTRUMENTS THE INSTRUMENT TOOLBOX DESIGN OF THE INSTRUMENTATION PROGRAM INSTALLATION OF THE INSTRUMENTS DATA RECORDING DATA REDUCTION AND PLOTTING DATA VISUALIZATION AND INTERPRETATION INSTRUMENTATION AND FAILURE ANALYSIS EXPERIENCE: THE BEST DESIGN TOOL PERFORMANCE ASSESSMENT FEEDBACK FOR CABLEBOLT DESIGN REFERENCES