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犹他铜分部(UCD=Utah Copper Div.)的宾厄姆峪矿(Bingham、Canyon mine)的维修任务,仅以这项工作的绝对规模和生产,辅助设备的多样化而言就是令人可畏的。普遍认为,该矿是现代化大规模开采低品位矿石的发源地,且多年来一直名列世界最大和不断扩展的土石工程企业之一,
The maintenance task at Bingham, Canyon mine in the UCD Copper Branch is only as far as the absolute size of the work and the diversification of production and auxiliary equipment are concerned Horrified. It is generally accepted that the mine is the cradle of modern large-scale mining of low-grade ore and has been among the largest and expanding earth-rock engineering companies in the world for many years.