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TENTANG KAMI. Bayan Resources bergerak di bidang pertambangan open cut dengan empat proyek besar yang berlokasi di Kalimantan Timur dan Selatan, Indonesia. Sebagai produsen batubara terintegrasi, Bayan memproduksi batubara yang berkisar dari batubara bituminus berkalori tinggi hingga batubara sub-bituminus berkadar belerang …















study at PT Teguh Sinar Abadi is based on the pit design used as the initial reference in the modeling of the Highwall slope. Pit design is then evaluated to know the SF value as a slope safety parameter. The result of evaluation at final pit design with slope angle = 28º, maximum high = 244,750 meter, mine floor elevation





























In October 2008, Thiess Indonesia secured a eight-year contract for the development and operation of a greenfield coal mine located near Melak in East Kalimantan and owned by the Bayan Group. The Melak mine is divided into two different mine concessions, Teguh Sinar Abadi and Firman Ketaun Perkasa. Thiess undertook mine planning, overburden ...
