Penambangan batubara PT Kalimantan Prima Persada Jobsite PELH dilakukan dengan metode tambang terbuka. Metode penambangan secara tambang terbuka akan menghasilkan cekungan yang apabila terjadi hujan akan terisi air. Pada pit timur asta PT Kalimantan Prima Persada Jobsite PELH terdapat sebuah void berisi air yang berada pada sisi barat pit timur asta. Void tersebut masuk kedalam boundary pit pad…
PT. Astaka Dodol is a coal mining company that performs coal mining activities using an Open Pit and a series of mechanical equipment. Coal mining activities are carried out using an open pit (Open Pit) using conventional methods, namely a combination of excavator backhoe and dump truck. The consequence of this activity will be a large basin that causes water to easily enter the basin which can…
PT Ulima Nitra (UN) adalah salah satu perusahaan bergerak di bidang industri pertambangan batubara. PT Ulima Nitra berlokasi di Desa Karang Raja, Kabupaten Muara Enim. Penelitian ini dilakukan karena pompa yang ada tidak mampu untuk mengeluarkan air yang ada di sump sehingga air yang masuk ke tambang menggenangi front penambangan. Masalah ini dapat menghambat kegiatan penambangan yang menyebabk…
PT Bara Alam Utama (BAU) is a subsidiary of the Bara Coal Group which is engaged in the coal mining industry with an area of IUP Production Operation which is 799.6 hectares. The company is located in Gunung Agung Village, South Merapi District, Lahat Regency. The mining method applied is open pit mining. The bottom of this mine is located at an elevation of 18 m with the highest point located …