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…

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…

ANALISIS PENGARUH ZAT TERBANG TERHADAP TEMPERATUR SWABAKAR BATUBARA DI PT KUR…

Zat terbang merupakan senyawa selain air yang mudah menguap akibat dari dekomposisi batubara. Zat ini meliputi hidrogen, metana, hidrokarbon cair, nitrogen, sulfur. Zat terbang juga merupakan salah satu dari kegiatan swabakar. Terjadi akibat dari penimbunan yang lama sehingga terjadi swabakar. PT kurnia Alam Investama memiliki swabakar di stockpile akibat dari penimbunan yang lama yang mengakib…

SIMULASI PENAMBAHAN LOKASI CHANGE SHIFT PADA KEGIATAN PENAMBANGAN BATUBARA DA…

Pamapersada adalah salah satu kontraktor terbesar di Indonesia yang mengelola banyak lahan pertambangan salah satunya di PT Bukit Asam tepatnya pada site MTBU yang memiliki luasan IUP sebesar 2.886 Ha dengan jumlah Cadangan sebesar 188.000.000 ton. Salah satu pit yang berada di site MTBU yaitu Town Site Base Camp (TSBC) memiliki 3 change shift untuk HD (CS Taman, CS Endikat, CS Firman [portable…

ANALISIS GEOMETRI JALAN TAMBANG UNTUK MENINGKATKAN KINERJA ALAT ANGKUT DUMP T…

Jalan angkut tambang yang ideal sangat penting untuk meningkatkan kinerja alat angkut. Ketika geometri jalan tidak memenuhi standar, seperti grade yang terlalu tinggi dan lebar yang sempit, serta kondisi permukaan yang buruk, dapat terjadi peningkatan cycle time dan penurunan produktivitas. Di PT Manggala Usaha Manunggal, target produksi overburden pada bulan Februari adalah 234.400,35 bcm, nam…

ANALISIS ISIAN BAHAN PELEDAK TERHADAP GETARAN TANAH PADA PELEDAKAN DI PIT TSB…

PT Pamapersada Nusantara is one of the contractor companies that handles the work area at PT Bukit Asam Tbk. Blasting activities were carried out in the TSBC pit in the west enim section. The location of the blasting area which is close to the settlement of PT Bukit Asam Tbk employees makes ground vibration one of the impacts of blasting activities that need to be considered. PT Pamapersada Nus…

Tambang untuk Negeri; Sebuah Inovasi Konsep

Edition

I

ISBN/ISSN

978-602-394-503-0

Collation

xix, 400 hlm.; 24 cm

Series Title

-

Call Number

338.26 Res t

PERENCANAAN SEQUENCE PENAMBANGAN SHORT TERM BULAN JANUARI TAHUN 2024 DI PT. B…

Mining operations at the site of PT. Bona Sarana Sukses site PT. Muara Alam Sejahtera are located in Merapi West, Lahat District, South Sumatera which has a total active pit area of 526 Ha. In January in PT. Bina Sarana Sukses there was a significant reduction in overburden production targets. In December, the overburden reduction of 2.186.120 BCM and 71.373 Tons for Coal with a December SR of …

EVALUASI PENAMBANGAN BERDASARKAN TARGET PRODUKSI DAN SEKUEN PENAMBANGAN BULAN…

PT. Long Daliq Primacoal, located in Merapi Timur Subdistrict, Lahat Regency, South Sumatra Province, is a subsidiary of the Andamas group which is engaged in providing coal delivery transportation services, coal stockpile as a place for stacking coal, contractors in the mining sector, and heavy equipment rental. PT. Long Daliq Primacoal officially joined as a contractor of PT. Banjarsari Pribu…

RANCANGAN SUMP PADA PENAMBANGAN BATUBARA DI PIT 3 TIMUR BANGKO BARAT PT. BUKI…

Coal mining activities at Pit 3 East Banko Barat PT. Bukit Asam, Tbk uses the surface mining system method. Coal mining with an open system is strongly influenced by weather factors, where weather can have an impact on mining operational activities. Based on field observations, Pit 3 East Banko Barat does not yet have a main sump, causing the mining front to be flooded. On this basis, a main su…

EVALUASI REALISASI PENAMBANGAN BERDASARKAN RENCANA PRODUKSI DI PT PRIAMANAYA …

PT Priamanaya Energi is a company engaged in mining and selling coal commodities. At PT Priamanaya Energi, mining is planned to follow the mining sequence. However, the implementation of mining shows differences between the actual conditions in the field and the mining sequence. This study aims to evaluate the extent to which production is in accordance with the mining plan, identify locations …

ANALISIS PRODUKTIVITAS BACKHOE LONG ARM CAT 320 GC DAN DUMP TRUCK HINO FM 260…

Pond maintenance activities in the settling pond in the PT Kaltim Prima Coal open pit area are an important part of the mine water management system to prevent excessive sedimentation and disruption of mine operations. This study aims to analyze the productivity of heavy equipment used in the work, namely CAT 320 GC long arm backhoe excavator and HINO FM 260 JD dump truck, in Murung and Selanti…

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…

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…

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…

ANALISIS KEBUTUHAN KAPUR TOHOR GUNA MEMENUHI pH BAKU MUTU LINGKUNGAN AIR ASAM…

Coal mining activities at the northern pit of PT Banyan Koalindo Lestari utilize an open-pit mining system (surface mining). This study analyses the requirement for quicklime (CaO) in neutralizing acid mine drainage (AMD) in the Sedimentation Pond N1 at the northern pit of PT Banyan Koalindo Lestari, Musi Rawas Utara, South Sumatra. Acid mine drainage, formed through the oxidation of sulphide m…

PENINGKATAN KADAR BAUKSIT HINGGA MEMENUHI STANDAR SMELTER GRADE ALUMINA (SGA)…

Bauxite is a consisting of heterogeneous minerals with the main composition of alumina oxide (Al2O3). Bauxite as the main raw material for alumina can be obtained or extracted through mining processes carried out by surface mining and underground mining, according to the availability of bauxite itself. The Geological Resources Center data in 2014 shows the number of bauxite resources in Indones…

ANALISIS MANAJEMEN RISIKO PADA PENAMBANGAN BATUBARA DI WILAYAH IZIN USAHA PER…

PT. Bukit Asam is a state-owned enterprise (BUMN) engaged in the coal mining industry, headquartered in Tanjung Enim District, Muara Enim Regency, South Sumatra Province. Based on the Realignment of the Long-Term Plan (RJPP), PT Bukit Asam in 2023 targets coal production of 38.9 million tons by optimizing all mines that are currently operating as well as those planned to operate in 2023. In 202…

IMPLEMENTASI MANAJEMEN RISIKO DALAM PENANGANAN BATU PACK DI PIT 2 BANKO BARAT…

Indonesia is a world coal producing country, with most of its deposits located in South Sumatra. PT Bukit Asam Tbk, Tanjung Enim Mining Unit (UPTE) is a coal mining company located in Muara Enim Regency, South Sumatra Province, which applies the open pit mining method with the Shovel and Truck system. The activity of separating coal from impurities is very important to improve the quality of co…

PERANCANGAN DESAIN PENAMBANGAN 3 MRP PERIODE III TAHUN 2024 UNTUK MEMENUHI TA…

PT Lahat Pulau Pinang Bara Jaya (LPPBJ) is a company engaged in the mining sector located in Lubuk Betung Village, Lahat Regency, South Sumatra Province. The area of the Mining Business Permit (IUP) owned by PT Lahat Pulau Pinang Bara Jaya is 850.6 Ha. PT Lahat Pulau Pinang Bara Jaya experienced a failure to achieve the target in 3 MRP Period I in 2024. The mining sequence planning in this pit …

ANALISIS DIMENSI SUMP DAN KAPASITAS POMPA SISTEM PENYALIRAN TAMBANG PT SATRIA…

Coal mining of PT Satria Bahana Sarana is carried out using the open pit method. The open pit mining method will produce a depression that will be filled with water when it rains. In the E Banko pit of PT Satria Sarana Bahana there is a void filled with water located in the e banko pit. The void enters the boundary pit in the LOM (life of mine) design, which is right between the void and the pi…

Perancangan Desain dan Perhitungan Kapasitas Disposal Untuk Memenuhi 3 MRP Pe…

PT. Golden Great Borneo adalah perusahaan nan berjalan pada industri pertambangan sebagai pemilik Izin Usaha Pertambangan (IUP) yang sekarang sedang bekerja sama dengan PT. Cahaya Riau Mandiri sebagai kontrantor yang lokasi nya ada di Desa Prabumenang, Kecamatan Merapi Timur, Kabupaten Lahat, Provinsi Sumatera Selatan. Pada aktivitas coal getting PT. Golden Great Borneo memanfaatkan beberapa je…

ANALISIS PENGURANGAN DELAY CHANGE SHIFT DAN ANTRI KM28 SIDE DUMP TRUCK UNTUK …

PT Berau Coal is a coal company operating in Berau Regency, East Kalimantan. PT Berau Coal is one of the largest coal producers in Indonesia. One of the mining areas is the Binungan Mine Operation 1 (BMO 1) site. This area has Coal Hauling activities on the ebony road that connects the Binungan and Suaran areas. The Binungan-Suaran Coal Hauling is approximately 28 KM from the KM 1 Binungan Coal…

EVALUASI PENERAPAN PERENCANAAN PAJAK SEBAGAI UPAYA PENGHEMATAN PAJAK PENGHASI…

Dalam kegiatan pengupasan overburden pada bulan tahun 2022 PT Berau Coal merencanakan pengupasan overburden di pit Q sebesar 7.276.167 BCM/tahun sedangkan realisasi dilapangan hanya sebesar 4.995.493 BCM/bulan atau sekitar 69% dari rencana produksi yang telah ditargetkan. Salah satu faktor yang mengakibatkan tidak tercapainya target produksi yaitu kurang optimalnya kinerja alat serta banyaknya …

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 …

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 …

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…

KAJIAN RENCANA PENGGUNAAN SHOVEL KOMATSU PC 3000-6 DAN BELAZ 75135 TERHADAP D…

Pit X TAL Utara PT Bukit Asam plans to replace the excavation and haulage equipment with larger capacity due to increased production. If a tool is above the ground it will provide ground pressure which ground pressure from this tool must be smaller than the value of the bearing capacity of the soil. Therefore, Dynamic Cone Penetrometer (DCP) testing is carried out to determine the value of soil…

ANALISIS PENGARUH HGI (HARDGROVE GRINDABILITY INDEX) BATUBARA TERHADAP WAKTU …

Coal has different HGI (Hardgrove Grindability Index) values, in the Inul East pit of PT Kaltim Prima Coal which has 15 coal seams, some of which are seams K1, K4, K6, K12, K14 and K17LR which are divided into 3 products namely: Melawan, Pelikan 4800, and Pelikan 4300. This research aims to see the effect of coal HGI value on Cat 6015 backhoe digging time. The data processing used in this resea…

ANALISIS GEOPRESSURE DAN EVALUASI MUD WEIGHT UNTUK PERENCANAAN OFFSET WELLS P…

Permasalahan dalam proses pemboran sumur sering terjadi apabila mud weight yang digunakan tidak sesuai dengan model geopressure sumur tersebut. Ketidaksesuaian ini dapat menimbulkan berbagai masalah selama proses pemboran, seperti yang dialami pada sumur TRG-1. Pada beberapa titik kedalaman, penggunaan mud weight tidak optimal sesuai dengan tekanan pori dan tekanan rekah yang ada, sehingga meng…