Mining_Methods_UnderGround_Mining - Mining and Blasting
Mining_Methods_UnderGround_Mining - Mining and Blasting
Mining_Methods_UnderGround_Mining - Mining and Blasting
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Contents<br />
Foreword<br />
2 Foreword by Hans Fernberg M Sc<br />
<strong>Mining</strong> Engineering, Senior Adviser,<br />
Atlas Copco Rock Drills AB<br />
Talking Technically<br />
3 Trends in underground mining<br />
7 Geology for underground mining<br />
13 Mineral prospecting <strong>and</strong> exploration<br />
17 Finding the right balance in exploration drilling<br />
21 Underground mining infrastructure<br />
25 Principles of raise boring<br />
29 Mechanized bolting <strong>and</strong> screening<br />
33 <strong>Mining</strong> in steep orebodies<br />
39 <strong>Mining</strong> in flat orebodies<br />
43 Backfilling for safety <strong>and</strong> profit<br />
46 Atlas Copco rock bolts for mining<br />
Case Studies<br />
47 Innovative mining at Garpenberg<br />
53 Changing systems at Zinkgruvan<br />
59 Increasing outputs at LKAB iron ore mines<br />
63 From surface to underground at Kemi<br />
69 <strong>Mining</strong> magnesite at Jelšava<br />
73 All change for Asikoy copper mine<br />
77 <strong>Mining</strong> challenge at El Soldado<br />
83 Pioneering mass caving at El Teniente<br />
91 Boxhole boring at El Teniente<br />
97 Modernization at Sierra Mir<strong>and</strong>a<br />
99 Mount Isa mines continues to exp<strong>and</strong><br />
105 High speed haulage at Stawell<br />
109 Sublevel stoping at Olympic Dam<br />
115 Improved results at Meishan iron ore mine<br />
119 Mechanized mining in low headroom at Waterval<br />
121 Large scale copper mining adapted to lower seams<br />
125 Underground mining of limestone <strong>and</strong> gypsum<br />
129 Sub level caving for chromite<br />
133 Getting the best for Peñoles<br />
137 Keeping a low profile at Panasqueira<br />
Front cover: Headframe at Australia´s Golden Grove mine.<br />
All product names such as Boomer, Boltec, Simba, COP, Scooptram<br />
<strong>and</strong> Swellex are registered Atlas Copco trademarks. For machine<br />
specifications contact your local Atlas Copco Customer Center or<br />
refer to www.atlascopco.com/rock<br />
Produced by tunnelbuilder ltd for Atlas Copco Rock Drills AB, SE-701 91 Örebro, Sweden, tel +46 19 670 -7000, fax - 7393.<br />
Publisher Ulf Linder ulf.linder@se.atlascopco.com Editor Mike Smith mike@tunnelbuilder.com Senior Adviser Hans Fernberg<br />
hans.fernberg@se.atlascopco.com Picture Editor Patrik Johansson patrik.johansson@se.atlascopco.com<br />
Contributors Marcus Eklind, Patrik Ericsson, Jan Jönsson, Mathias Lewén, Gunnar Nord, Björn Samuelsson,<br />
all name.surname@se.atlascopco.com, Adriana Potts adriana.potts@ntlworld.com, Kyran Casteel kyrancasteel@aol.com,<br />
Magnus Ericsson magnus.ericsson@rmg.se. The editor gratefully acknowledges extracts from Underground <strong>Mining</strong> <strong>Methods</strong><br />
– engineering fundamentals <strong>and</strong> international case studies by William A Hustrulid <strong>and</strong> Richard L Bullock, published by SME,<br />
details from www.smenet.org<br />
Designed <strong>and</strong> typeset by ahrt, Örebro, Sweden<br />
Printed by Welins Tryckeri AB, Örebro, Sweden<br />
Copyright 2007 Atlas Copco Rock Drills AB.<br />
Digital copies of all Atlas Copco reference editions can be ordered from the<br />
publisher, address above, or online at www.atlascopco.com/rock. Reproduction<br />
of individual articles only by agreement with the publisher.<br />
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