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Rock Mechanics in Salt Mining




ISBN 9789054101031
Published December 31, 1993 by CRC Press
544 Pages

 
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Book Description

A study on rock mechanics in salt mining, this work includes coverage of the exploration and opening of salt mining, deformation and failure of the salt, strata mechanics and control for different mining systems, and stability analyses of the mine structures.

Table of Contents

PREFACE -- 1 GENERAL GEOLOGY -- 1.1 Deposition of evaporites -- 1.2 Post-depositional changes -- 1.3 Lithostratigraphy of evaporites -- 1.4 Saline facies References -- 2 FOLDING STRUCTURES -- 2.1 Flexure folding -- 2.2 Complex folding -- 2.3 Diapir folding -- 2.4 Inner folding References -- 3 FAULTING STRUCTURES -- 3.1 Normal faults -- 3.2 Reverse faults -- 3.3 Tectonic breccia -- 3.4 Structural defects References -- 4 COMPOSITION OF SALT -- 4.1 Texture of salt -- 4.2 Homogeneous structure -- 4.3 Heterogeneous structure -- 4.4 Anisotropy of salt deposits References -- 5 FORM OF SALT DEPOSITS -- 5.1 Blanket form -- 5.2 Flexural form -- 5.3 Dome form -- 5.4 Vein-like form -- References -- 6 EXPLORATION AND CATEGORIZATION OF EVAPORITE DEPOSITS -- 6.1 Surface exploration -- 6.2 Exploration by drilling -- 6.3 Evaluation of ore reserves -- 6.4 Characterization of evaporite strata References -- 7 ACCESS AND MINE DEVELOPMENT -- 7.1 Pre-development workings -- 7.2 Ground consolidation -- 7.3 Shaft sinking and lining -- 7.4 Mine development workings References -- 8 RISK OF WATER INFLOW -- 8.1 Ground water effects -- 8.2 Natural factors -- 8.3 Technological factors -- 8.4 Case history of brine inflow References -- 9 ELASTO-PLASTIC DEFORMATION AND FAILURE -- 9.1 Elastic strength properties of salt -- 9.2 Elementary behaviour of salt -- 9.3 Transitional deformations of salt -- 9.4 Time-independent failure References -- 10 TIME-DEPENDENT DEFORMATIONS AND FAILURES -- 10.1 Rheological characterization -- 10.2 Creep properties -- 10.3 Creep mechanism -- 10.4 Creep rupture -- References -- 11 OUTBURST OF VIOLENT FRACTURING -- 11.1 Characterization of gas -- 11.2 Dynamic properties of salt structures -- 11.3 Dynamics of salt and gas liberation -- 11.4 Outbursts in mining conditions References -- 12 MINING OF MODERATELY THICK DEPOSITS -- 12.1 Principal mining systems -- 12.2 Design consideration of mine structures -- 12.3 Stability evaluation of mine structures -- 12.4 Stress analysis of mine structures References -- 13 MINING OF THICK DEPOSITS -- 13.1 Principal mining systems -- 13.2 Design consideration of mine structures -- 13.3 Stability evaluation of mine structures -- 13.4 Stress analysis of mine structures References -- 14 MINING OF INCLINED SALT BODIES -- 14.1 Principal mining systems -- 14.2 Design consideration of mine structures -- 14.3 Stability evaluation of mine structures -- 14.4 Stress analysis of mine structures References -- 15 SOLUTION MINING -- 15.1 Principles of solution mining -- 15.2 Mechanics of solution models -- 15.3 Stability considerations of caverns -- 15.4 Stress analysis of cavern layout References -- 16 STORAGE CAVERNS -- 16.1 Utilization of storage caverns -- 16.2 Loading conditions of caverns -- 16.3 Stability analysis of caverns -- 16.4 Ground control of storage caverns References -- 17 SALT MINING SUBSIDENCE -- 17.1 Dry mining subsidence -- 17.2 Solution mining subsidence -- 17.3 Models of subsidence development -- 17.4 Surface subsidence damages -- Reference -- SUBJECT INDEX.

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Author(s)

Biography

Laurentian University Sudbury, Canada.