Engineering and Mining Journal - Whether the market is copper, gold, nickel, iron ore, lead/zinc, PGM, diamonds or other commodities, E&MJ takes the lead in projecting trends, following development and reporting on the most efficient operating pr
Issue link: https://emj.epubxp.com/i/290298
APRIL 2014 • E&MJ; 1 APRIL 2014 • VOL 215 • NUMBER 4 This month E&MJ; offers in-depth coverage on shaft sinking and raise boring. On the cover, collar construction is being done on Resolution Copper's No. 10 shaft, which has reached a depth of 6,630 ft, making it the deepest single-lift shaft in the U.S. The photo was taken by Randy Seppala, Resolution Copper's project manager. www.e-mj.com FEATURES Sinking America's Deepest Shaft Development and Blast Applications for Resolution Copper's No. 10 Shaft........ 28 South Deep Turns to Mechanized Mining Approaching two miles underground, it's hard to forget that if something goes wrong, help is very far away ................................................ 34 Drilling Enhances Shaft Safety Shaft sinking and raising are the focus for an increasing number of equipment manufacturers. E&MJ; looks at some of the newest machines and concepts. .............................................................................. 40 Ore Sorters and Analyzers: The Technology Develops Once the domain of the diamond industry, ore-sorting technology has become much more sophisticated in recent years. E&MJ; looks at some of the systems now available, together with analyzers that are bringing real-time capabilities to exploration. ............................................................ 46 Skellefteå Hosts Euro Mine Expo 2014 The Swedish conference and exhibition promises to be the best ever ............ 54 Digital Tools for Mines Help Maintain a Competitive Edge Many mining executives are convinced there's really no alternative: either join the industry's quickening interest in digital technology or risk losing ground ........................................................................................ 65 Performance of Dynamic Support System in Highly Burst-prone Ground Conditions at Vale's Copper Cliff Mine: A Case Study An example of a well-designed ground support system can withstand major, repetitive seismic events while allowing mining to proceed safely in troublesome areas .................................................................................... 74 Blended Learning: A More Effective Model for Haul-truck Operator Training At many mines, training for new hires doesn't get as much attention as it should. This integrated, building-block approach to adult learning and big-picture focus offers a cost-effective solution to the problem. .......... 78 Special Report: Chile Builds a Foundation for the Future A resource-rich country deals with scarce commodities: energy, water and skilled labor .................................................................................. 91 LEADING DEVELOPMENTS Cameco Starts Production at Cigar Lake ..........................................................4 Western Australia: Most Attractive Destination for Mineral Investment ............4 FMC Splitting into Two Independent Companies ..............................................5 Vale Opens Newest Sudbury Mine ....................................................................5 Minerals Technologies Wins Bidding War for AMCOL ........................................6 Goldcorp Gift Supports New Professorship at UBC............................................6 No Progress as South Africa Platinum Strikes Enter Third Month ....................6 AROUND THE WORLD U.S. & Canada: IC Potash Nears Construction Start at Ochoa Project ..............8 Latin America: Overland Pipeline Completion is a Milestone for Sierra Gorda Startup ......................................................................................14 Australia/Oceania: Roy Hill Secures Long-term Project Financing ................16 Africa: Barrick Sells Part of its African Barrick Stake ....................................18 Asia: Vale Nearing Completion of Malaysian Distribution Hub ......................20 Exploration Roundup: Alrosa, Endiama Join to Explore for Angolan Diamonds ....22 DEPARTMENTS Calendar ......................................................26 Classified Advertisements ........................118 CSR Watch ................................................104 Equipment Gallery......................................114 From the Editor ..............................................2 Markets ......................................................120 Operating Strategies ..................................106 People ..........................................................12 Processing Solutions ..................................112 Suppliers Report ........................................110 This Month in Coal........................................24 EMJ_pg01_EMJ_pg01 4/2/14 10:02 AM Page 1