ANALISIS KINERJA ALAT GALI MUAT DAN ALAT ANGKUT OVERBURDEN DI PT PUTRA MUBA C…

PT Putra Muba Coal is a coal company in South Sumatra with a licence covering an area of 2,947 hectares. The actual overburden stripping at PT Putra Muba Coal Pit Nakula in July amounted to 370,953 bcm with a stripping target of 307,777 bcm, so that the achievement of overburden stripping was 83%, so there was a production deficit of 17%.. The purpose of this research is to evaluate the perform…

ANALISIS PENGGUNAAN CUTTING TOOLS PADA ALAT WIRTGEN SURFACE MINER 2200 DI PT.…

PT Pembangunan Sarana Perkasa is a company engaged in mining and civil construction. In this case, PT. Pembangunan Sarana Perkasa collaborates with PT. Semen Baturaja Tbk to carry out the mining process at location 2A using the Wirtgen 2200 Surface Miner mechanical tool. Therefore, this study aims to analyze the performance and productivity of the Wirtgen 2200 Surface Miner mechanical tool in M…

ANALISIS RISIKO BAHAYA PADA PROSES PENGANGKUTAN BATUBARA MENGGUNAKAN METODE H…

The coal transportation process at PT Putra Muba Coal poses a high risk of workplace accidents, primarily due to inadequate mining road conditions, operator fatigue, and insufficient compliance with safety procedures. This study aims to identify potential hazards, assess risk levels, and evaluate the effectiveness of risk control measures using the HIRARC method. The findings reveal that out of…

PERANCANGAN DESIGN PIT 7 PERIODE Q2 TAHUN 2025 PT. VICTOR DUA TIGA MEGA KABUP…

Edition

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ISBN/ISSN

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Collation

xv, 96 hlm.; ilus.; tab.; 29 cm.

Series Title

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Call Number

T1852932025

ANALISIS TINGKAT KEAUSAN MATA BOR (DRILL BIT) TERHADAP VARIASI TEKANAN SKALA …

This drilling test was carried out on 3 (three) concrete sample media where the concrete samples had different compressive strength values, including concrete samples with a compressive strength value of 6.2Kn, concrete samples with a compressive strength value of 4.5Kn, and concrete samples with a compressive strength value of 2.9Kn. In each test samples were given different loading variations…

EVALUASI TEKNIS ALAT GALI MUAT DAN ALAT ANGKUT UNTUK MENCAPAI TARGET PRODUKSI…

PT Bukit Asam, Tbk is a state-owned company in the coal mining industry, located in Tanjung Enim, South Sumatra. Mining is conducted through open pit mining methods, covering the areas of TAL, MTB, Banko Barat, and Banko Tengah. Despite having strong coal resources and infrastructure, PT Bukit Asam often struggled to meet production targets. Factors affecting the productivity of loading and hau…

KAJIAN PENGARUH SEEPAGE TERHADAP KESTABILAN LERENG PADA HIGH WALL RENCANA PEN…

PT Battoman Coal merupakan perusahaan pertambangan dengan rencana sistem penambangan open pit. Penelitian ini bertujuan untuk mengetahui bagaimana pengaruh seepage terhadap kestabilan lereng terlebih pada wilayah penambangan belum pernah dilakukan kajian mengenai efek seepage air tanah terhadap kestabilan lereng sehingga diperlukan rencana geometri lereng terlebih dahulu karena pada wilayah ini…

PERENCANAAN TEKNIS SEQUENCE PENAMBANGAN BATUBARA TRIWULAN (I, II, III, IV) TA…

PT Dizamatra Powerindo adalah perusahaan pertambangan dengan Wilayah Izin Usaha Pertambangan seluas 971 hektar. Perusahaan ini menargetkan produksi sebesar 3,4 juta ton batubara pada Pit 04. Maka dari itu, diperlukan perencanaan dan redesign pit, kapasitas disposal, dan banyaknya unit yang dibutuhkan agar target produksi pada tahun 2024 tercapai. Software Minescape 5.7 akan menjadi alat bantu u…

KAJIAN EKONOMIS REDISTURB PLAN UNTUK LOKASI DUMPING POINT BRAZIL DUMP PIT BEN…

Penelitian ini didasarkan untuk mengoptimalkan efisiensi biaya operasional dan mengurangi jarak hauling dibandingkan dengan lokasi J Void Dump yang saat ini digunakan. Penelitian ini bertujuan untuk mengevaluasi kelayakan ekonomis dari rencana redisturb (penggunaan kembali) lokasi Brazil Dump sebagai alternatif dumping point untuk material overburden di PT Kaltim Prima Coal (KPC). Metode peneli…

OPTIMASI BROKEN RECOVERY PADA PANEL JAGUAR PIT PINANG SOUTH DEPARTEMEN JUPITE…

PT Kaltim Prima Coal (KPC) merupakan salah satu perusahaan tambang batubara terbesar di Indonesia yang beroperasi di Kutai Timur, Kalimantan Timur. Salah satu area operasionalnya, yaitu Panel Jaguar di Pit Pinang South, menjadi objek penelitian ini dengan tujuan utama mengoptimalkan broken recovery, yaitu persentase volume material hasil peledakan yang berhasil diangkut dan dimanfaatkan secara …

ANALISIS BLENDING BATUBARA UNTUK MEMENUHI TARGET MARKET BRAND BA-50 PT BUKIT …

PT Bukit Asam, Tbk has various types of coal with different qualities. As a result of this, the company has made coal blending effort so that the coal sold is in accordance with the specifications or contracts that have been approved. PT Bukit Asam Tbk. The Tarahan Port Unit has received a coal export request for MV. Xie Hai Yong Xin from China with the market brand type BA50 and a total tonnag…

EVALUASI DESAIN PIT TAHUNAN 2025 PIT E EXTENSION BARAT PADA SITE BANKO TENGAH…

This study aims to evaluate the 2025 annual pit design in the West Pit E Extension of PT Satria Bahana Sarana (PT SBS) to improve slope stability. The main problem is the fault structure on the south sidewall which in the initial design was in the form of a single slope of ±40 meters high with an inclination of 80°, with a high risk of landslides. The results of the analysis showed a static s…

IDENTIFIKASI FAKTOR PENGHAMBAT PRODUKSI ALAT MEKANIS DALAM PROSES PENAMBANGAN…

PT. Batu Hitam Jaya, bagian dari Asiatic Group dengan IUP seluas 2.000 hektar di Desa Hajran, Batanghari, melalui proyek baru Pit B2 yang beroperasi sejak November 2024 masih menghadapi kendala pada manajemen alat dan logistik produksi. Penelitian ini bertujuan mengevaluasi kondisi front, kinerja peralatan mekanis, serta mengidentifikasi hambatan dominan terhadap efektivitas produksi batubara. …

KAJIAN TEKNIS DAN EKONOMIS SCHEDULING PENAMBANGAN TAHUNAN TERHADAP OVERDISTAN…

PT Bara Anugrah Sejahtera (BAS), a coal mining company located in Muara Enim, South Sumatra, is currently facing a major challenge due to limited disposal land, which has led to temporary dumping and material rehandling activities in the northern Sump area. One of the best solutions considered is a void-sharing collaboration with PT Prima Mulia Sarana Sejahtera (PMSS). However, due to the consi…

ANALISIS PENGARUH FLUKTUASI MUKA AIR TANAH TERHADAP RANCANGAN KESTABILAN LERE…

Disposal merupakan area penting dalam tambang terbuka sebagai lokasi penimbunan material tanah penutup. Namun, kestabilan lereng disposal sangat dipengaruhi oleh kondisi geoteknik material dan fluktuasi muka air tanah (MAT). Penelitian ini dilakukan di Disposal XYZ PT Bukit Asam Tbk. dengan tujuan menganalisis kondisi geoteknik material serta elevasi MAT, mengetahui pengaruh fluktuasi MAT terha…

EVALUASI ARAH KEMAJUAN TAMBANG BATUBARA BERDASARKAN PENGAMATAN SURVEI TOPOGRA…

The direction of mining progress at PT Multi Service Mining is horizontal advancement, meaning that the coal seam is mined in the direction of the coal seam continuity in the sequence. Measurement of mining progress, or what can be called weekly progress at PT Multi Service Mining, is carried out weekly using a survey method using a total station to monitor mining progress. Later, adjustments w…

ANALISIS PENGARUH KARAKTERISTIK MATERIAL TERHADAP PRODUKTIVITAS BACKHOE PADA …

The achievement of productivity in overburden removal activities in coal mining is greatly influenced by the productivity of mechanical equipment, one of which is the excavator. The factors that contribute to productivity are the characteristics of the overburden material to be stripped. This study aims to analyze the characteristics of overburden material in two different fleets and analyze it…

ANALISIS PENGARUH ISIAN BAHAN PELEDAK TERHADAP GROUND VIBRATION DAN AIR BLAST…

PT Semen Baturaja Tbk is a company engaged in limestone mining and cement production, where blasting is the method used to fragment limestone. The location of Pit Baturaja 1 is approximately 250-500 meters from the residential areas of Pusar Village and Talang Jawa Village. The ground vibration and noise generated by blasting activities still cause discomfort to the residents. PT Semen Baturaja…

STUDI DENSIFIKASI BATUBARA PADA PROSES SINTERING DINGIN

The dominance of coal-based energy use in Indonesia contributes significantly to environmental impacts, so that more environmentally friendly utilization solutions are needed. One alternative developed is the manufacture of coal briquettes using cold sintering, an energy-efficient low-temperature powder compaction method. This study examines the effect of variations in the composition of sub-bi…

OPTIMASI KINERJA POMPA ARTIFICIAL LIFT HYDRAULIC PUMPING UNIT (HPU) PADA SUMU…

The MT-3 well in the Tanjung Jabung Field, Jambi Province, is part of an old oil field that has experienced a decrease in reservoir pressure, so that it is no longer able to produce naturally. To maintain the production rate, the Hydraulic Pumping Unit (HPU) artificial lifting method is used. At the beginning of operation, with the parameters of 1 ½ inch Plunger Diameter, 5 SPM Pump Speed, and…

ANALISIS BLENDING BATUBARA UNTUK MEMENUHI PERMINTAAN MARKET BRAND BA-48 PERIO…

Blending batubara adalah pencampuran dua atau lebih jenis batubara dengan kualitas berbeda untuk menghasilkan suatu kualitas batubara yang sesuai dengan target yang akan dicapai. Proses blending pada penelitian ini menggunakan 3 jenis batubara mine brand yaitu MT-49, BB-51, dan BTB-47 dengan metode blending conveyor per conveyor dan menggunakan pola curahan layered stockpiling. Target produksi …

EVALUASI DESIGN LIFE OF MINE TERHADAP BATAS AREA KERJA GUNA MENGHITUNG ESTIMA…

The Life of Mine (LOM) Pit 1A design of PT Multi Service Mining underwent modifications due to a boundary with PT Anugrah Cofindo Indonesia, reducing the mining area from 57.598 ha to 50.094 ha. This resulted in a decrease in overburden reserves (from 10,745,290.68 BCM to 9,489,031.26 BCM) and coal (from 3,182,393.99 Tons to 2,769,738.83 Tons). Operations using 7 fleets yield an annual capacity…

ANALISIS MANAJEMEN STOCKPILE DALAM UPAYA MENCEGAH TERJADINYA POTENSI SWABAKAR…

his study aims to analyze stockpile management systems to prevent spontaneous combustion of coal at PT Bumi Bara Makmur Mandiri Jambi. Spontaneous combustion is a critical issue that can lead to material loss, reduced coal quality, and pose environmental and safety risks. The research employs a descriptive qualitative approach through field observations, literature review, and analysis of prima…

KAJIAN TEKNIS DAN EKONOMIS RENCANA PEMBERAIAN OVERBURDEN MENGGUNAKAN RIPPER K…

The research location is a coal company located in Merapi Barat District, Lahat Regency, South Sumatra Province. Stripping of PT Bumi Merapi Energi's overburden experienced a problem with not achieving the target, because excavator productivity was not optimal. Material hardness is a major factor in high digging time which causes low excavator productivity. The ripping method will be applied to…

ANALISIS KESEDIAAN ALAT GALI MUAT DAN ALAT ANGKUT TERHADAP TARGET PRODUKSI SE…

Kegiatan pengupasan dan pengangkutan overburden di PT. Putra Muba Coal mengoperasikan alat gali muat berupa excavator dan alat angkut berupa dump truck. Pada kegiatan ini sering terdapatnya waktu tunggu terhadap alat gali muat sehingga mengakibatkan ketidakserasian kerja alat gali muat dan alat angkut. Untuk meningkatkan target produksi tersebut maka perlu dilakukannya peningkatan terkait efisi…

SIMULASI DAN ANALISIS METODE INTEGRATED PIT STOP UNTUK MEMINIMALISIR ABNORMAL…

Abnormal cycles refer to periods when mining operations are disrupted or temporarily halted for maintenance, refueling, or other time-consuming activities. The integrated pit stop method emerges as a potential solution to address abnormal cycle issues. This study aims to investigate and analyze the integrated pit stop method during rest periods at coal mining sites using the Haulsim 3.6 simulat…

PROSES KONSENTRASI SILIKA PADA PENGOLAHAN LIMBAH BOTTOM ASH BATUBARA DENGAN A…

Coal is usually used for Steam Power Plants (PLTU). One of the subsidiaries of PT Bukit Asam Tbk. namely PT Bukit Energi Servis Terpadu (PT BEST) at PLTU Banko Barat Tanjung Enim, South Sumatra with a capacity of 3x10 MW. This research was carried out because the use of coal in industry as fuel is increasing, which has an impact on the amount of waste produced. This research was carried out by …

OPTIMASI DESAIN GEOMETRI LERENG MATERIAL OLD DUMP DITINJAU DARI BEDA ELEVASI …

PT. Bukit Asam, Tbk memiliki 5 Izin Usaha Pertambangan (IUP) dengan total luas 40.347 На di Tanjung Enim, Kabupaten Muara Enim, Sumatera Selatan. Penelitian ini dilakukan di area Tambang Air Laya Utara PT. Bukit Asam, Tbk dengan wilayah IUP ±7.6221 Ha. PT Bukit Asam, Tbk dikenal sebagai perusahaan pertambangan batubara terbuka yang melakukan penggalian terus menerus dimulai dengan pemindahan…

EVALUASI METODE RIPPING TERHADAP FRAGMANTASI BATUBARA UNTUK MENINGKATKAN KINE…

PT. Pamapersada Nusantara merupakan perusahaan kontraktor yang bergerak di bidang pertambangan. Kegiatan penambangan dilakukan dengan metode tambang terbuka. Salah satu cara pembongkaran batubara pada tambang terbuka adalah dengan kegiatan ripping. Bulldozer Komatsu D 375 A digunakan untuk membantu memberaikan lapisan material yang dapat memudahkan excavator backhoe Komatsu PC 400 LC melakukan …

EVALUASI PENGGUNAAN ALAT GALI MUAT DAN ALAT ANGKUT UNTUK MENCAPAI TARGET PROD…

PT. Bukit Asam (Persero) Tbk merupakan salah satu Badan Usaha Milik Negara (BUMN) yang bergerak pada bidang pertambangan nasional di bawah Departemen Energi dan Sumber Daya Mineral yang berpusat di Tanjung Enim, Sumatera Selatan. PT. Bukit Asam (Persero) Tbk memiliki tiga lokasi penambangan utama, yaitu Tambang Air Laya, Muara Tiga Besar, dan Banko Barat. Lokasi Tambang Muara Tiga Besar dibagi …