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Kajian Efektifitas Kerja Operator dan Kondisi Alat pada Front Penambangan Tambang Besar Pemali PT Timah Tbk
The work efficiency value on the TB Pemali mining front in 2018 is relatively low (57.16%), This condition means it required the improvement of the work efficiency in accordance with the good mining practice. Method used in this research including preparation, collecting data and field orientation, which is then processed as follows: counting work efficiency of the dig tools for load and hauling tools in mining area front, analyzing operator performance and equipments conditions in mining areadoi:10.33019/mineral.v6i1.3082 fatcat:tcp4hzpguzdtfe2ywcjnxe4xze