首页> 美国政府科技报告 >Coal Mine Safety and Health Report of Investigation: Underground Coal Mine Fatal Fall of Roof Accident, June 10, 2005 at Tracy Lynne, Rosebud Mining Co., Apollo, Armstrong County, Pennsylvania, ID No. 3608603
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Coal Mine Safety and Health Report of Investigation: Underground Coal Mine Fatal Fall of Roof Accident, June 10, 2005 at Tracy Lynne, Rosebud Mining Co., Apollo, Armstrong County, Pennsylvania, ID No. 3608603

机译:煤矿安全与健康调查报告:2005年6月10日,宾夕法尼亚州阿姆斯特朗阿波罗Rosebud矿业公司Tracy Lynne,地下煤矿致命屋顶事故坠落事故,编号3608603

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摘要

At approximately 5:50 p.m. on Friday, June 10, 2005, Boyd A. Beer Jr., a 26-year old roof bolter operator, with 14 months of mining experience, was fatally injured when a roof fall occurred in the No. 27 room intersection of the 3rd East Butt section. The accident occurred while the victim was installing 6-foot resin grouted roof bolts into the mine roof of the previously supported intersection. The mine roof in the intersection was originally supported with 36-inch resin grouted roof bolts. A visual roof defect (horseback) extended up and into the immediate roof strata for a distance of approximately five feet in depth. The accident occurred as a result of management's failure to address the obvious defective roof condition which would have prompted additional safety precautions to be taken in the No. 27 Room intersection of the 3rd East Butt Section.

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