Underground mining Deep Ore Zone (DOZ) currently has the challenge of handling the wet muck.. Wet muck drawpoint is a condition that has a degree of wetness of 8.5% and > 5cm size distribution of the material is less than 30%. Wet muck is dangerous to be produced manually, then the production team uses minegem system (Automated LHD machines) for safety work of a potential spill out. Minegem sys…
PT. Freeport Indonesia merupakan perusahaan pertambangan dengan metode penambangan bawah tanah. Untuk menujang target produksi 7000 ton/hari maka perlu didukung oleh sistem ventilasi yang baik. Perencanaan ventilasi merupakan hal yang sangat penting dalam menunjang operasi penambangan bawah tanah PT. Freeport Indonesia seiring dengan perkembangan produksi dan development di area-area baru. Pere…
PT Langgeng Daya Agrindo is a mining service provider company in collaboration with PT Budi Gema Gempita, one of the coal mining companies, located in Muara Lawai Village, East Merapi District, Lahat Regency, South Sumatra Province. High rainfall in recent months has caused the formation of temporary sump in the eastern area of pit section II covering coal seam 6 that to be exposed. Process of …
PT. KPC merupakan perusahaan yang bergerak dibidang Pertambangan Batubara. Menipisnya jumlah cadangan batubara dengan kualitas tinggi sehingga diperlukan Langkah konservasi sumberdaya yang tersedia agar dapat dimaksimalkan menjadi cadangan batubara. Dikarenakan sumberdaya yang masih tersedia tidak ekonomis apabila dilakukan dengan metode tambang terbuka. Oleh karena itu perlu mengkaji nilai val…
PT Freeport Indonesia is one of the largest gold and copper mining companies in Indonesia, located in Mimika Regency, Papua Province. One of the underground mines of PT Freeport Indonesia, Big Gossan, uses the Open Stoping with Paste Backfill method. Each hole that forms makes the stability of the rock mass disturbed, therefore it is necessary to implement a good buffer system. Based on the res…