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KAJIAN PENERAPAN SISTEM FIRST IN FIRST OUT PADA STOCKPILE BATUBARA DI PIT 3 B…
PT Bukit Asam Tbk, as a coal mining company, plays a vital role in national energy supply. One crucial aspect of its operational activities is stockpile management, which serves as a coal storage area. Problems encountered at Pit 3 Banko include the inadequate implementation of the First In First Out (FIFO) system and the stockpile height exceeding the standard. This study aims to analyze the a…
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- xv, 60 hlm.; ilus.; tab.; 29 cm.
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- T1858452025
PERENCANAAN TEKNIS SEKUEN PENAMBANGAN SERTA SUMP TEMPORARY DAN PERENCANAAN DI…
PT Duta Bara Utama is a coal mining company with a mining permit covering an area of 1,967 hectares. PT Duta Bara Utama targets 7,150,000 bcm of overburden and 2,000,000 tons of coal in 2025. In 2024, PT Duta Bara Utama produced 1,900,000 tons of coal and increased its production by 2,000,000 tons in 2025. The company uses the open pit mining method with main equipment such as excavators and du…
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- xv, 174 hlm.; ilus.; tab.; 29 cm.
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- T1858422025
KAJIAN PENGARUH GEOMETRI TERHADAP FRAGMENTASI DAN BIAYA PELEDAKAN BATU KAPUR …
Blasting activities at PT Semen Padang are carried out to fragment hard rock formations using a blast geometry that typically involves a burden of 3–4 meters, spacing of 3–5 meters, and blast hole depths of up to 11 meters. The explosive used is DABEX 73, a mixture of 70% ANFO and 30% emulsion, produced on-site and mixed using a Mobile Manufacturing Truck (MMT), ensuring both operational ef…
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- xiv, 142 hlm.; ilus.; tab.; 29 cm.
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- T1858342025
ANALISIS BLENDING BATUBARA UNTUK MEMENUHI SPESIFIKASI PERMINTAAN KONSUMEN DI …
PT Putra Muba Coal is a coal mining company located in Musi Banyuasin Regency, South Sumatra Province, with two active mining areas, namely the Abimanyu and Pandu pits. These two pits produce coal with different quality characteristics, such as calorific value, ash content, moisture, and sulfur content, which pose challenges in meeting spot market demand, particularly for shipments of 8,500 ton…
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- xvi, 100 hlm.; ilus.; tab.; 29 cm.
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- T1857242025
ANALISIS PENGARUH DAYA DUKUNG TANAH TERHADAP PEMILIHAN ALAT MEKANIS PADA PENA…
The selection of mechanical equipment in coal mining operations is heavily influenced by geotechnical conditions, particularly the soil bearing capacity. This capacity must be calculated and compared with the ground pressure exerted by the mechanical equipment. To avoid ground failure or subsidence, the ground pressure must be lower than the soil’s bearing capacity. Soil compaction was assess…
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- xv, 112 hlm.; ilus.; tab.; 29 cm.
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- T1857492025
OPTIMASI PIT PENAMBANGAN NIKEL LATERIT DI PT MINERAL ALAM ABADI GROUP SITE BC…
Indonesia is the world’s largest nickel producer with production of 1,6 million metric tons in 2022 (48,48% of global production) and reserves of 17,7 billion tons of ore or 177,8 million tons of metal. Most of the nickel laterite is found in the eastern is spread across Southeast Sulawesi, Central Sulawesi, South Sulawesi, Maluku, North Maluku, Papua, and West Papua. PT Mineral Alam Abadi (M…
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- xv, 95 hlm.; ilus.; tab.; 29 cm.
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- T1857192025
PENGARUH GEOMETRI JALAN ANGKUT TERHADAP PRODUKTIVITAS ALAT ANGKUT PADA PENAMB…
This study aims to analyze the effect of haul road geometry on the productivity of hauling equipment in coal mining operations at PT Bhumi Sriwijaya Perdana Coal, Musi Banyuasin Regency, South Sumatera. The evaluated parameters include road width, longitudinal grade, cross slope, superelevation, and curve radius, which were compared with the standards of Ministerial Decree of Energy and Mineral…
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- xvi, 100 hlm.; ilus.; tab.; 29 cm.
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- T1857112025
OPTIMASI PRODUKSI BARGE LOADING CONVEYOR DALAM PEMUATAN BATUBARA DI PT PUTRA …
PT Putra Muba Coal is a coal mining company that utilizes a Barge Loading Conveyor (BLC) system for loading coal from the stockpile to the barge. In March 2025, the company set a production target of 108,500 tons/month or a daily target of 3,500 tons. However, actual production has not consistently met this target. This study aims to analyze BLC productivity, identify key obstacles hindering sm…
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- xvi, 77 hlm.; ilus.; tab.; 29 cm.
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- T1856342025
ANALISIS KESTABILAN LERENG SIDEWALL MENGGUNAKAN METODE BISHOP PADA PIT B2 TAM…
Penelitian ini dilakukan di PT Batu Hitam Jaya, sebuah tambang batubara terbuka di Kabupaten Batanghari, Jambi. Pada awal Februari 2025, terjadi kelongsoran pada bench di bawah jalan dengan lebar 16 meter, tinggi 5 meter, dan sudut kemiringan 38° yang juga difungsikan sebagai jalan menuju disposal. Kondisi ini menimbulkan gangguan operasional dan meningkatkan risiko keselamatan, sehingga diper…
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- xv, 76 hlm.; ilus.; tab.; 29 cm.
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- T1856402025
KAJIAN BLENDING BATUBARA DALAM RENCANA PEMENUHAN MARKET BRAND BULAN MARET PT …
Batubara merupakan salah satu sumber energi utama yang digunakan di berbagai negara dan sering diperdagangkan guna memenuhi kebutuhan energi global. Indonesia sebagai salah satu negara penghasil batubara memiliki peran penting dalam memenuhi permintaan tersebut salah satunya melalui PT Bukit Asam Tbk yang memproduksi dan mengekspor batubara dalam berbagai market brand. Penelitian ini bertujuan …
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- xv, 76 hlm.; ilus.; tab.; 29 cm.
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- T1854862025
ANALISIS PENGARUH PENGGUNAAN AIR DECK TERHADAP FRAGMENTASI HASIL PELEDAKAN, G…
Kegiatan peledakan pada PT MTN di pit E Utara bertujuan untuk mengupas lapisan tanah penutup batubara overburden ataupun interburden. Hal ini dilakukan agar mempermudah alat gali muat untuk mengupas lapisan tanah penutup tersebut dalam mencapai target produksi. Kegiatan peledakan yang dilakukan di PT MTN terdiri dari beberapa tahapan, seperti persiapan pengeboran, kegiatan pengeboran, kegiatan …
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- xvii, 102 hlm.; ilus.; tab.; 29 cm.
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- T1854852025
PERBANDINGAN STRATEGI PEMBIAYAAN EQUITY FINANCING DAN DEBT FINANCING PROYEK T…
The research was conducted on the silica mining project of PT Minevesting Resources Indonesia, which is still at the feasibility study stage, with the main focus on evaluating the optimal financing strategy through a comparison between equity financing and debt financing. The analysis was carried out using a quantitative approach based on projected cash flows with two key parameters, namely Net…
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- xv, 104 hlm.; ilus.; tab.; 29 cm.
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- T1855092025
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