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2007年8月6日凌晨,美国犹他州格兰多峡谷煤矿发生冒顶事故。8月6日5:40(美东时间,下同)联邦矿山安全健康局接到报告:犹他州格兰多峡谷煤矿发生一起事故,矿区附近检测到地震活动,井下6名矿工失踪。联邦矿山安全健康局就救援工作与矿主进行协调,四支矿山救护队已在井下实施救援,距被困矿工的作业地点约
In the early hours of August 6, 2007, a roof collapse occurred at the Granord Canyon coal mine in Utah. At 5:40 on August 6 (US East Coast time, the same below) Federal Mine Safety and Health Bureau received a report: an accident occurred in the Grano Canyon Coal Mine in Utah, seismic activity was detected in the vicinity of the mine, six underground miners missing. The Federal Mine Safety and Health Administration coordinated the rescue work with the mine owner. Four mine rescue teams have carried out rescue operations in the mine,