On the radar at Bingham Canyon: anticipating mine wall slides
May 21, 2013 | 09:35 AM
| Andrea Hotter
SALT LAKE CITY Radar, prisms and robots would seem more appropriate in the latest Hollywood blockbuster than in a mine in Utah, but exactly this kind of technology helped Rio Tinto Plcs Kennecott Utah Copper avert what could have been a major human catastrophe last month.
Kennecott, which operates the vast Bingham Canyon Mine near Salt Lake City, for years has used the most advanced technology available to detect, monitor and plan for slides, an infrequent but anticipated occurrence in mining.
Kennecott was particularly vigilant at part of the northeastern wall of Bingham Canyon, the location of a geologic structured element known as the Main Fe Fault. It was here that one of the biggest mine wall slides in history took place April 10, which despite the collapse of around 150 million tonnes of overburden into the pit resulted in no human casualties.
The company uses a combination of GroundProbe radar, Ibis radar and a prism network to give it comprehensive data on even the slightest movement in the mine slopes, Bingham Canyon Mine general manager Matt Lengerich told AMM. The mine also uses extensometerswhich measure displacements on highwallsto monitor very specific, localized changes.....
To access AMM's full content, please log in below. If you do not have an AMM account, we invite you to take a free trial or subscribe below.
Already a registered amm.com user?
Access to amm.com editorial content is granted only to paid subscribers and trialists. If you do not have an active account in your own name, please either subscribe or take a trial and you will have instant access to amm.com content. Sharing your login credentials with individuals who are not subscribers represents a violation of AMM copyright.
Every morning, every minute no matter how often you follow the markets, there's an AMM subscription to fit your needs.
Not sure if you are ready to invest in a subscription right now? Take a free, no-obligation trial. Start your free trial today.