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Journal : Mining Science and Technology Journal

Rancangan Teknis Penambangan dan Penjadwalan Produksi Jangka Pendek (Short Term Scheduling) pada Penambangan Bijih Nikel PT. Gerbang Multi Sejahtera Aprilia, Aprilia; Rembah, Rina; Nurfasiha, Nurfasiha
Mining Science And Technology Journal Vol 3 No 1 (2024): Mining Science and Technology Journal
Publisher : Program Studi Teknik Pertambangan, Fakultas Teknik, Universitas Sulawesi Tenggara

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.54297/minetech-journal.v3i1.550

Abstract

Block U8 is one of the front of PT. Gerbang Multi Sejahtera which is still virgin condition with an area 14,5 ha. The aim of this research is to estimate reserves, design mining techniques, and make production cheduling based on the design result. The data needed in this research is drill logs. Data from the result of estimating laterite nikel reserve using the Kriging method using Surpac 6.5.1 software shows that the one tonnage is 1.063.919 tons with an average Ni content of 1,80%. The tier geometry used is in accordance with the company’s geotechnical records, namely a tier height of 5 m, a tier depth of 2 m and a single tier slope of 50o. The width of the haul road on a straight road is 12,63 m dan the width of the haul road on bends is 13,97 m, the road grade used is 12%. The planned mining method is open pit which is divided into 3 sequences and consists of 21 ming pushback with a minr life 21 month. The need for Excavator Doosan DX 200A must-dig tools for the progress of the mine from the 1st moth to the 21st month are constant. 1 unit OB digging tool, 1 unit of Ore digging tool, and 1 unit of mush material Ore. The mean of transportation killed were 3 unit in Pit 1 and Pit 2, while in Pit 3 it was 4 units.
Co-Authors Abidin, Muhammad Ayassy Malik Afnita Afnita Agung Prihantoro Alfarisi, Muhammad Farhan Anastasya, Diana Ayu ANDIKA SAPUTRA Annisa Mutiara Pertiwi Apri Siswanto Apriyanti, Rina Ardiansyah Kurniawan Ariestania, Vivin Arlita Gladys Tricia Charyadie Bayu Rachman Budiyono Budiyono Cahyo, Benny Dwi Charyadie, Arlita Gladys Tricia Dakir Dakir Damaiyanti, Dian Widya Debby Rosalina Devi Wedayanti, Made Diana Soesilo Diana Soesilo, Diana Dwi Hariyanto Effendy, Aidil Amin Esti Setiawati Eva Lestari Faiser, Adli Febriastuti Cahyani Febriyani Putri, Rizky Fitria Rahmitasari Halimah, Siti Nur Handayani, Budi Handriutomo, Yosef Kevin Hariningtyas Dian Rachmawati Hariyanto, Dwi Hendro, Onge Victoria Hidayanti, Sukma Hidayat, Ridwan Nur indriani, yulis Istiqomah, Layli Nur Khanati, Olivia Kristanti Parisihni Kurniawan, Hansen Kurniawati, Febi Lestari, IGAM Oka Mandasari, Mardyalita Marpaung, Lilis Aprilia Melina Maharani Moh. Basroni Rizal Muhammad Nasrudin Mukhlis Rohmadi Mutika Sari, Mella Nabilah, Putri Nilna Nugroho, Taufik Nuranisa, Nisa Nurcahyono, Eka Nurfasiha, Nurfasiha Nurmala Dewi, Nurmala Pardana Wati, Sri Laksmi Pertiwi, Annisa Mutiara Pranoto, Amelia Elizabeth Pratama, Reza Yogi Priambodo, Nur Tsurayya Puguh Bayu Prabowo, Puguh Bayu Puspita, Sinta Putri Paramita Raharjo, Pambudi Ramadhan, Tri Rachmad Ramadina, Novia Riski Rayhan, Rafialdi Rima Parwati Sari, Rima Parwati Rina Rembah Riski, Mardiyanti Rizal, Mohammad Basroni Sabila, Attina Surya Saptaswari, Dianty Sarianoferni Sekar Purbarini Kawuryan Septiyana, Nadhifa Bunga Setiawan Edi Wibowo Slamet Riyadi Sularsih, S Sundari, Eva Suprihati - Syar, Nur Inayah Teguh Irawan Twi Agnita Cevanti Velisia, Jessica W, Widyastuti Widyastuti Widyastuti Wijayanti, Anggi Karunia Wira, Rizko Yeni Kusumawaty Yogi Aldias Zakariyah Yongki Hadinata Wijaya Yufita Fitriani