Crandall Canyon Mine - Wikipedia
The mine made headline news when six miners were trapped by a collapse in August 2007. Ten days later, three rescue workers were killed by a subsequent collapse. The six miners were later declared dead and their bodies were never recovered.
Looking back at the Crandall Canyon Mine collapse 10 years later
At 2:48 a.m. on Aug. 6, 2007, University of Utah Seismograph Stations recorded a seismic event measured at 3.9 on the Richter scale near the mine. Nearly an hour later, the Emery County...
Crandall Canyon Accident Investigation - Mine Safety and …
On August 6, 2007, six miners were killed in a catastrophic coal outburst when roof-supporting pillars failed and violently ejected coal over a half-mile area. Ten days later, two mine employees and an MSHA inspector perished in a coal outburst during rescue efforts. The August 6 catastrophic accident was the result of an inadequate mine design.
Source Analysis of the Crandall Canyon, Utah, Mine Collapse
2008年7月11日 · On 6 August 2007, a magnitude 3.9 seismic event was associated with the tragic collapse of a Utah coal mine, which ultimately killed six miners and three rescue workers. The event was recorded on the local network of the University of Utah Seismograph Stations and the Advanced National Seismic System (ANSS) operated by the U.S. Geological Survey.
Victims of Crandall Canyon Mine disaster – Deseret News
2007年9月2日 · Utah Gov. Jon Huntsman Jr. says the Crandall Canyon Mine collapse has gone from a tragedy to a catastrophe. "These men died as heroes," he says of the rescuers killed on Thursday. Huntsman says he intends to have a panel conduct the state's own investigation into the disaster, parallel to the expected federal inquiry, to determine if Utah ...
The Utah mine disaster: A tragic consequence of government …
2007年8月8日 · Forty six miners were killed in job-related accidents last year and ten have died so far this year. The Utah miners were trapped below ground at the Crandall Canyon Mine when the mine...
Report Dissects 2007 Utah Mine Disaster - NPR
2008年7月25日 · Utah's Crandall Canyon mine — site of a deadly August 2007 collapse — was "destined to fail," federal investigators say. The Mine Health and Safety Administration says major engineering...
On 6 August 2007, a magnitude 3.9 seismic event was associated with the tragic col-lapseofaUtahcoalmine, whichultimate-ly killed six miners and three rescue workers. The event was recorded on the local network of the University of Utah Seismograph Stations and the AdvancedNationalSeismicSystem(ANSS)oper-ated by the U.S. Geological Survey.
Source Analysis of the Crandall Canyon, Utah, Mine Collapse
2008年7月11日 · Here, the results show that the seismic event is best modeled as a shallow underground collapse. Interestingly, large transverse surface waves require a smaller additional noncollapse source component that might represent either faulting in the rocks above the mine workings or deformation of the medium surrounding the mine.
Fatal Mine Collapse Covered 50 Acres – UNews Archive - University of Utah
2011年3月25日 · New calculations show that the deadly Crandall Canyon mine collapse - which registered as a magnitude-3.9 earthquake - began near where miners were excavating coal and quickly grew to a 50-acre cave-in, University of Utah seismologists say in a report on the tragedy.