Jim Dowling - Mining Engineer

UNDERGROUND MINE PLANNING

An introduction to practical mine planning for small and medium sized mines

To purchase a copy of my book, please email me at:- jim@jdowling.com

Underground Mine Planning new textbook by Jim Dowling


CONTENTS


PAGE

FOREWORD

IX

PREFACE

XI

CONTENTS

XVII

FIGURES

XXIII

CHAPTER 1
SURFACE OR UNDERGROUND?

 

1.1 INTRODUCTION
1.2 STRIPPING RATIO
1.3 TRANSITION TO UNDERGROUND METHODS

1
2
4

CHAPTER 2
TYPES OF ORE RESERVE

2.1 INTRODUCTION
2.2 THE IMPORTANCE OF SIZE AND SHAPE
2.3 RESERVE TYPES
2.4 CONCLUSION

7
7
8
14

CHAPTER 3
ACCESS FROM SURFACE

3.1 INTRODUCTION
3.2 OPTIONS
3.3 TYPICAL SURFACE ACCESS CHOICES

17
17
22

CHAPTER 4
SHAFT PLANNING

4.1 LOCATION
4.2 CROSS SECTION
4.3 DEPTH

27
32
33

CHAPTER 5
DEVELOPMENT PLANNING

5.1 MINE DEVELOPMENT INTRODUCTION
5.2 PURPOSE OF MINE DEVELOPMENT
5.3 MINE DEVELOPMENT TYPES
5.4 MINE DEVELOPMENT DESIGN

37
39
42
44

CHAPTER 6
TRANSPORT PLANNING

 

6.1 INTRODUCTION – PLANNING NEEDS
6.2 OBJECTIVES OF THE TRANSPORT SYSTEM
6.3 TRANSPORT CAPACITY
6.4 MAIN ELEMENTS OF THE TRANSPORT SYSTEM

61
61
62
66

CHAPTER 7
HOISTING CHOICES

7.1 GENERAL PRINCIPLES
7.2 DRUM HOISTS
7.3 FRICTION HOISTS
7.4 SHAFT CONVEYANCES
7.5 SHAFT HOISTING METHODS
7.6 UNDERGROUND ROCKHANDLING

99
100
106
108
112
114

CHAPTER 8
PLANNING MINE DRAINAGE

8.1 THE EFFECT OF WATER ON MINE PERFORMANCE
8.2 ORIGINS OF WATER IN MINES
8.3 METHODS OF REDUCING WATER INGRESS
8.4 PLANNING FOR COST EFFECTIVE PUMPING
8.5 MAIN PUMP STATION PLANNING
8.6 PLANNING TO AVOID INRUSHES

117
119
122
125
127
130

CHAPTER 9
CHOICE OF STOPING METHOD

9.1 BASIC STOPING PRINCIPLES
9.2 CLASSIFICATION OF STOPING METHODS
9.3 THE IMPORTANCE OF DRILLING AND BLASTING
9.4 THE PERFECT STOPE
9.5 FACTORS AFFECTING STOPING PERFORMANCE

135
135
136
139
144

CHAPTER 10
STOPE PLANNING

10.1 PLANNING FOR ROOM AND PILLAR
10.2 PLANNING FOR SUBLEVEL OPEN STOPING

154
168

CHAPTER 11
SPEED AND SEQUENCE OF MINING

11.1 INTRODUCTION
11.2 PRODUCTION RATE
11.3 CUT-OFF GRADE
11.4 SEQUENCE OF EXTRACTION
11.5 SEQUENCING IN SIMPLE RESERVES
11.6 SEQUENCING IN COMPLEX RESERVES
11.7 SEQUENCE PLANNING - SUMMARY

185
186
188
189
193
194
198

APPENDIX 1
EMERGENCY PLANNING

1. INTRODUCTION
2. HAZARDS REQUIRING EMERGENCY PLANS
3. ELEMENTS OF EMERGENCY PLANNING

201
202
203

REFERENCES

207

INDEX

211

 

BOOK SUMMARY

PREFACE
CONTENTS
FIGURES

MINE PLANNING ANIMATIONS

SHRINKAGE STOPING
SUBLEVEL OPEN STOPING (SLOS)
ROOM AND PILLAR MINING
MAN ENGINE

GALLERY

STRIPPING RATIO
TYPES OF ORE RESERVE
ACCESS FROM SURFACE
SHAFT PLANNING
DEVELOPMENT PLANNING
SKIP OR "CAR AND CAGE" HOISTING
ROPE HAULAGE
TRACKLESS MINING AND RAMPS (DECLINES)
SUBLEVEL OPEN STOPING (SLOS)

To purchase a copy of my book, please email me at:- jim@jdowling.com
LinkedIn

Copyright © 2022 Jim Dowling