Jim Dowling - Mining Engineer

 

 

UNDERGROUND MINE PLANNING: An introduction to practical mine planning for small and medium sized mines

 

"Underground Mine Planning" by Jim Dowling

 

CONTENTS

PREFACE

XI

CONTENTS

XVII

FIGURES

XXIII

 

 

 

CHAPTER 1

SURFACE OR UNDERGROUND?

1.1 INTRODUCTION

1

1.2 STRIPPING RATIO

2

1.3 TRANSITION TO UNDERGROUND METHODS

4

 

CHAPTER 2

TYPES OF ORE RESERVE

2.1 INTRODUCTION

7

2.2 THE IMPORTANCE OF SIZE AND SHAPE

7

2.3 RESERVE TYPES

8

2.4 CONCLUSION

14

 

CHAPTER 3

ACCESS FROM SURFACE

3.1 INTRODUCTION

17

3.2 OPTIONS

17

3.3 TYPICAL SURFACE ACCESS CHOICES

22

 

CHAPTER 4

SHAFT PLANNING

4.1 LOCATION

27

4.2 CROSS SECTION

32

4.3 DEPTH

33

 

CHAPTER 5

DEVELOPMENT PLANNING

5.1 MINE DEVELOPMENT INTRODUCTION

37

5.2 PURPOSE OF MINE DEVELOPMENT

39

5.3 MINE DEVELOPMENT TYPES

42

5.4 MINE DEVELOPMENT DESIGN

44

 

CHAPTER 6

TRANSPORT PLANNING

6.1 INTRODUCTION – PLANNING NEEDS

61

6.2 OBJECTIVES OF THE TRANSPORT SYSTEM

61

6.3 TRANSPORT CAPACITY

62

6.4 MAIN ELEMENTS OF THE TRANSPORT SYSTEM

66

 

CHAPTER 7

HOISTING CHOICES

7.1 GENERAL PRINCIPLES

99

7.2 DRUM HOISTS

100

7.3 FRICTION HOISTS

106

7.4 SHAFT CONVEYANCES

108

7.5 SHAFT HOISTING METHODS

112

7.6 UNDERGROUND ROCKHANDLING

114

 

CHAPTER 8

PLANNING MINE DRAINAGE

8.1 THE EFFECT OF WATER ON MINE PERFORMANCE

117

8.2 ORIGINS OF WATER IN MINES

119

8.3 METHODS OF REDUCING WATER INGRESS

122

8.4 PLANNING FOR COST EFFECTIVE PUMPING

125

8.5 MAIN PUMP STATION PLANNING

127

8.6 PLANNING TO AVOID INRUSHES

130

 

CHAPTER 9

CHOICE OF STOPING METHOD

9.1 BASIC STOPING PRINCIPLES

135

9.2 CLASSIFICATION OF STOPING METHODS

135

9.3 THE IMPORTANCE OF DRILLING AND BLASTING

136

9.4 THE PERFECT STOPE

139

9.5 FACTORS AFFECTING STOPING PERFORMANCE

144

 

CHAPTER 10

STOPE PLANNING

10.1 PLANNING FOR ROOM AND PILLAR

154

10.2 PLANNING FOR SUBLEVEL OPEN STOPING

168

 

CHAPTER 11

SPEED AND SEQUENCE OF MINING

11.1 INTRODUCTION

185

11.2 PRODUCTION RATE

186

11.3 CUT-OFF GRADE

188

11.4 SEQUENCE OF EXTRACTION

189

11.5 SEQUENCING IN SIMPLE RESERVES

193

11.6 SEQUENCING IN COMPLEX RESERVES

194

11.7 SEQUENCE PLANNING - SUMMARY

198

 

APPENDIX 1

EMERGENCY PLANNING

1. INTRODUCTION

201

2. HAZARDS REQUIRING EMERGENCY PLANS

202

3. ELEMENTS OF EMERGENCY PLANNING

203

 

REFERENCES

207

 

INDEX

211

 

 

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To purchase a copy, please email me at:- jim@jimdowling.org

 

Copyright © 2019 Jim Dowling