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PT TBS Energi Utama Tbk Kuartal-I/ the 1 Quarter of 2026 PT TBS Energi Utama Tbk Kuartal-I/ the 1 Quarter of 2026
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KATA PENGANTAR INTRODUCTION
PT TBS Energi Utama Tbk (“Perseroan”) PT TBS Energi Utama Tbk ("the
adalah perusahaan pertambangan Company") is a coal mining company
batubara yang melakukan kegiatan conducting mining activities in
penambangan di daerah Sangasanga, Sangasanga area, Kutai Kartanegara
Kabupaten Kutai Kartanegara, Provinsi Regency, East Kalimantan, where the
Kalimantan Timur, dimana area konsesi concession area of the three
ketiga anak perusahaan terletak subsidiaries is located side by side. All
berdampingan. Seluruh infrastruktur the supporting infrastructure of mining
pendukung operasional penambangan operations such as coal hauling roads,
seperti jalan angkut batubara, offices, workshop, coal-only jetty and
perkantoran, perbengkelan, pelabuhan other infrastructures are located in
khusus batubara dan infrastruktur Kutai Kartanegara Regency, East
lainnya berada di daerah Kabupaten Kalimantan.
Kutai Kartanegara, Provinsi Kalimantan
Timur.
Perseroan mempunyai 3 (tiga) anak The Company has 3 (three)
perusahaan yang bergerak di bidang subsidiaries engaged in the coal mining
pertambangan batubara, terletak di sector, located in the Sangasanga area,
daerah Sangasanga, Kabupaten Kutai Kutai Kartanegara Regency, East
Kartanegara, Provinsi Kalimantan Timur. Kalimantan. The company's
Adapun ketiga anak perusahaan subsidiaries are:
Perseroan tersebut adalah:
1. PT Trisensa Mineral Utama (TMU) 1. PT Trisensa Mineral Utama (TMU)
2. PT Indomining (IM) 2. PT Indomining (IM)
3. PT Adimitra Baratama Nusantara 3. PT Adimitra Baratama Nusantara
(ABN) (ABN)
Dalam rangka memenuhi Ketentuan In order to comply with the Provisions
III.1.6, Peraturan Nomor I-E tentang III.1.6, Regulation Number I-E
Kewajiban Penyampaian Informasi, concerning Information Delivery
Lampiran Keputusan Direksi PT Bursa Obligations, Attachment to the Decree
Efek Jakarta Nomor Kep- of the Board of Directors of PT Bursa
00066/BEI/09-2022 tanggal 30 Efek Jakarta Number Kep-
September 2022, maka bersama ini 00066/BEI/09-2022 dated
kami sampaikan Laporan Kegiatan September 30, 2022, we here jointly
Eksplorasi Perseroan untuk Kuartal-1 submit the Company's Exploration
2026. Activity Report for the 1st Quarter of
2026.
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BAB I CHAPTER I
PENDAHULUAN INTRODUCTION
I. Latar Belakang I. Background
Batubara merupakan bahan galian yang Coal is an economically valuable
bernilai ekonomis, sehingga diminati oleh excavation material, so it is in demand by
investor asing maupun investor dalam foreign investors as well as domestic
negeri. Usaha pertambangan batubara investors. The coal mining business has
mempunyai prospek sebagai sektor prospects as a mainstay sector of oil and
andalan pengganti migas dalam gas replacement in building the economy
membangun perekonomian Kalimantan of East Kalimantan in the future. It is based
Timur di masa mendatang. Hal ini on available coal resources and potentials,
didasarkan pada sumber daya dan potensi marketing prospects as well as local
batubara yang tersedia, prospek government policy support.
pemasaran serta dukungan kebijakan
pemerintah daerah.
Pengusahaan pertambangan karena sifat Strive of the Mining business because of
kegiatannya pada dasarnya selalu the nature of its activities basically always
menimbulkan perubahan pada alam cause changes in the nature of its
lingkungannya. Di balik perubahan pada environment. Behind the changes in nature
alam dan lingkungannya, suatu kenyataan and the environment, it is also a fact that
pula bahwa usaha pertambangan telah mining businesses have succeeded in
berhasil meningkatkan kesejahteraan improving human welfare by providing raw
manusia dengan menyediakan bahan baku materials for industry, energy, and others.
untuk industri, energi, dan lain-lain.
Gambar 1.1. Lokasi Tambang PT TBS Energi Utama Tbk
Image 1.1. PT TBS Energi Utama Tbk Mining Site
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Gambar 1.2. Skema Kegiatan Operasional Penambangan PT TBS Energi Utama Tbk
Image 1.2. Scheme of Mining Operations of PT TBS Energi Utama Tbk
Gambar 1.3. Lokasi Konsesi Ketiga Anak Perusahaan PT TBS Energi Utama Tbk
Image 1.3. Concession area of The Three Subsidiaries of PT TBS Energi Utama Tbk
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I. 1. PT TRISENSA MINERAL UTAMA (“TMU”) TMU merupakan perusahaan tambang TMU is a coal mining company with an batubara dengan daerah penambangan administrative mining area including the secara administratif termasuk wilayah sub-districts of Loa Janan, Sangasanga, Kecamatan Loa Janan, Sangasanga, Muara Muara Jawa, Kutai Kartanegara Regency, Jawa, Kabupaten Kutai Kartanegara East Kalimantan Province with an area of Provinsi Kalimantan Timur dengan Luas 3,414 ha and the 2010 KTN area code 3133 wilayah 3.414 ha dan kode Wilayah KTN OP. TMU has received approval to carry out 2010 3133 OP. TMU telah mendapat mining activities and sell excavated persetujuan untuk melakukan aktivitas products with the Decree of the Minister of penambangan dan penjualan hasil galian Investment/Head of the Investment dengan Keputusan Menteri Investasi/ Coordinating Board Number: Kepala Badan Koordinasi Penanaman 1098/1/IUP/PMDN/2022 concerning Modal Nomor: 1098/1/IUP/PMDN/2022 approval for granting extensions of mining Tentang persetujuan Pemberian business permits at the production Perpanjangan Izin Usaha Pertambangan operation activity stage for coal Pada Tahap Kegiatan Operasi Produksi commodities to PT Trisensa Mineral Utama untuk Komoditas Batubara kepada PT (area code 3364023032014055) on Trisensa Mineral Utama (kode wilayah September 21, 2022. 3364023032014055) pada tanggal 21 September 2022. Pada Kuartal-1 2026, pelaksanaan In The 1st Quarter of 2026, the pekerjaan yang dilakukan oleh TMU telah implementation of work carried out by TMU menyerap tenaga kerja sebanyak 92 orang has absorbed a workforce of 92 people sedangkan untuk kontraktor dan sub- while for contractors and sub-contractors kontraktornya 770 orang dan dibagi 770 people and divided into 2 shifts of menjadi 2 shift kerja. Kontraktor tambang work. The mining contractor used is PT yang digunakan adalah PT Multindo Prima Multindo Prima Teknik (MPT). Mining is Teknik (MPT). Penambangan yang done by surface open pit mining system dilakukan dengan sistem tambang terbuka with truck and shovel method. (surface open pit mining) dengan metode truck dan shovel. Produk batubara yang dihasilkan TMU Coal products produced by TMU have an memiliki kalori rata-rata 4500 GAR dengan average calorie of 4500 GAR with Total Total Sulphur (TS) di bawah 1%. Kualitas Sulphur (TS) below 1%. The quality of this batubara ini cukup memenuhi permintaan coal is enough to meet the demand of the pasar yang menginginkan batubara market who want low sulphur coal. dengan sulphur rendah. Pelaksanaan Implementation of Occupational Safety pengelolaan Keselamatan dan Kesehatan and Health management implemented in Kerja yang diterapkan di TMU mengacu TMU refers to the program/plan of kepada program/rencana Pengelolaan Occupational Safety and Health Keselamatan dan Kesehatan Kerja sesuai Management in accordance with dengan perundang-undangan yang applicable laws and regulations.
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berlaku. Kegiatan pengelolaan dan pemantauan Environmental management and lingkungan yang dilakukan TMU meliputi monitoring activities carried out by TMU kegiatan penghijauan yang dilakukan di include greening activities carried out at tanggul jalan, tanggul stockpile, tanggul the road embankment, embankment depan timbangan, settling pond, waste stockpile, front embankment scales, dump dan bench office baru. Pada saat ini, settling pond, waste dump and new bench TMU juga melakukan pengelolaan dan office. Currently, TMU also manages and pemantauan kualitas air, debu, kebisingan, monitors water quality, dust, noise, B3 limbah B3 dan limbah domestik, serta waste and domestic waste, as well as pemantauan tingkat erosi. monitoring erosion rates. I. 2. PT INDOMINING (“IM”) Berdasarkan Izin Usaha Produksi Nomor: Based on Production Business License 540/004/IUP-OP/MB-PBAT/III/2013 Number: 540/004/IUP-OP/MB- tanggal 15 Maret 2013, IM melakukan PBAT/III/2013 dated March 15, 2013, IM kegiatan eksplorasi dan penambangan conducted coal exploration and mining batubara serta hasil produksinya di daerah activities and its production in Sangasanga Kecamatan Sangasanga, Kabupaten Kutai District, Kutai Kartanegara Regency, East Kartanegara, Provinsi Kalimantan Timur. Kalimantan Province. IM's production Tahap produksi IM dimulai pada bulan phase began in August 2007, while Agustus 2007, sedangkan produksi commercial production began in October komersial dimulai pada bulan Oktober 2007. 2007. Kegiatan penambangan IM dilakukan IM mining activities are carried out by kontraktor penambangan yaitu PT RPP mining contractor PT RPP Contractors Contractors Indonesia (RCI) dan CV Indonesia (RCI) and CV Multindo Prima Multindo Prima Teknik (MPT). Kegiatan Teknik (MPT). Mining activities are surface penambangan merupakan penambangan open pit mining with truck and shovel terbuka (surface open pit mining) dengan methods. metode truck dan shovel. Pada Kuartal-1 2026, sumber daya As of 1st Quarter 2026, human resources manusia yang bekerja dalam kegiatan working in IM's operational activities operasional IM mencapai 258 tenaga kerja reached 258 workers including contractors termasuk kontraktor dan sub-kontraktor. and sub-contractors. Of those 258 people, Dari 258 orang tersebut sekitar 80% about 80% are local workers to support merupakan tenaga kerja lokal sebagai community development programs with penunjang program community the aim of improving the welfare of the development dengan tujuan untuk communities around the mine. meningkatkan kesejahteraan masyarakat di sekitar tambang.
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Produk batubara IM memiliki kualitas IM coal products have quality between
antara 4200-5600 GAR dengan total 4200-5600 GAR with total sulphur
sulphur antara 0.2% - 2.0%. Produk cukup between 0.2% - 2.0%. The product is quite
bersaing di dalam pasar internasional competitive in the international and
maupun domestik. domestic markets.
I. 3. PT ADIMITRA BARATAMA NUSANTARA (“ABN”)
ABN didirikan pada tahun 2004, dan ABN was established in 2004, and
mengelola daerah pertambangan dengan manages a mining area of about 2,990 ha
luas area sekitar 2.990 ha yang berlokasi di located in Kampung Jawa Village,
Desa Kampung Jawa, Kecamatan Sangasanga District and Muara Kembang
Sangasanga dan Desa Muara Kembang, Village, Muara Jawa District, Kutai
Kecamatan Muara Jawa, Kabupaten Kutai Kartanegara Regency, East Kalimantan.
Kartanegara, Kalimantan Timur. Based on Mining Business License
Berdasarkan pada Izin Usaha Production Operation Number:
Pertambangan Operasi Produksi Nomor: 540/1691/IUP-OP/MB-{BAT/XII/2009
540/1691/IUP-OP/MB-{BAT/XII/2009 dated December 1, 2009, ABN conducts
tanggal 1 Desember 2009, ABN melakukan exploration, coal mining, and marketing of
kegiatan eksplorasi, penambangan production at its mine site.
batubara, dan pemasaran hasil produksi di
lokasi tambangnya tersebut.
ABN mulai melakukan kegiatan eksplorasi ABN began its exploration and
dan pembangunan infrastruktur pada infrastructure development activities in
tahun 2007, sedangkan produksi komersial 2007, while commercial production began
dimulai pada tahun 2008. Produk batubara in 2008. ABN coal products belong to
ABN termasuk dalam kelompok thermal coal group with sub-bituminous
thermalcoal dengan rank sub-bituminous and bituminous rank, with 4 types of ABN
dan bituminous, dengan 4 jenis tipe yaitu 52 (CV 5200 GAR & TS < 1), ABN 50 (CV
ABN 52 (CV 5200 gar & TS < 1), ABN 50 5000 GAR & TS < 1), ABN 42 (CV 4200
(CV 5000 gar & TS < 1), ABN 42 (CV 4200 GAR & TS < 1) and ABN 56 HS (CV 5600
gar & TS < 1) dan ABN 56 HS (CV 5600 gar gar & TS <2)). Thermal coal is marketed to
& TS < 2)). Thermal coal dipasarkan ke several countries in the world, including
beberapa negara di dunia, diantaranya India, China, Japan, Italy, Thailand, and
India, Cina, Jepang, Italia, Thailand, dan Korea. ABN also supplies for domestic
Korea. ABN juga mensuplai untuk needs, namely cement industry and several
kebutuhan dalam negeri, yaitu industri other industries.
semen dan beberapa industri lainnya.
Sistem penambangan yang dilakukan ABN ABN's mining system is surface open pit
yaitu sistem penambangan terbuka mining. Coal ABN has a low ash content, so
(surface open pit mining). Batubara ABN it is not done by washing process, only
memiliki kandungan abu yang rendah, done by crushing process. Mining activities
sehingga tidak dilakukan pencucian of PT ABN is carried out by one main
(washing), hanya dilakukan proses contractor, PT Gunungmas Sukses
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peremukan (crushing). Kegiatan Makmur (GSM). penambangan PT ABN dilakukan oleh satu kontraktor utama, yaitu PT. Gunungmas Sukses Makmur (GSM). Pada Kuartal-I 2026, sumber daya manusia In The 1st Quarter of 2026, human yang terlibat dalam kegiatan operasional resources involved in ABN's operational ABN mencapai sekitar 508 orang, yang activities reached about 508 people, terdiri dari 221 orang tenaga kerja pada consisting of 221 workers in ABN and 287 ABN dan 287 orang tenaga kerja pada workers in contractors and sub- kontraktor maupun sub-kontraktor. contractors. Sebagai salah satu wujud pemberdayaan As the form of empowerment of the masyarakat sekitar, ABN bersama-sama surrounding community, ABN along with dengan kontraktor dan sub-kontraktor contractors and sub-contractors currently saat ini telah menampung tenaga kerja have accommodated local workers in lokal Kecamatan Sangasanga & Sangasanga District & Muara Jawa District, Kecamatan Muara Jawa, Kabupaten Kutai Kutai Kartanegara Regency approximately Kartanegara kurang lebih 80% dari about 80% of the labor needs, while the kebutuhan tenaga kerja, sedangkan remaining about 20% comes from outside sisanya sekitar 20% berasal dari luar the area of the two sub-districts. daerah dua kecamatan tersebut.
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BAB II CHAPTER II
KEGIATAN EKSPLORASI EXPLORATION ACTIVITY
II. 1. PT TRISENSA MINERAL UTAMA (“TMU”)
1. 1. DAERAH EKSPLORASI 1. 1. EXPLORATION AREA
Pada Kuartal-1 2026 tidak ada kegiatan In the 1st Quarter of 2026, there will be no
eksplorasi berupa pengeboran. Kegiatan exploration activities in the form of drilling.
sampling pit pada seam-seam yang Sampling pit activities on mined seams are
tertambang sementara tidak dilakukan temporarily not carried out because the
karena data kualitas yang sudah ada masih existing quality data is still sufficient.
cukup.
1. 2. METODE PENGUKURAN 1. 2. MEASUREMENT METHODS
Trenching Trenching
Secara teknis di lapangan tim geologist Technically in the field, the geologist team
melakukan trenching dengan membuat conducted trenching by making an
paritan memanjang memotong strike elongated trench cutting the strike seams
seam-seam target sebatas titik plan yang target to the point plan made earlier. This
dibuat sebelumnya. Hal ini berfungsi untuk serves to cover the entire region so that all
mengcover seluruh wilayah agar semua seams can be found. The average length of
seam dapat ditemukan. Rata-rata panjang trenching in a day can reach 80 m - 100 m
paritan trenching dalam sehari bisa depending on the terrain/area of work
mencapai 80 m - 100 m tergantung dari whether in a ramp, swamp or hilly with a
medan/area kerjanya apakah di tempat steep slope.
landai, rawa atau berbukit dengan
kemiringan terjal.
Pengambilan sampel untuk di mengetahui Sampling to find out the values of quality is
nilai –nilai kualitasnya dilakukan per jarak done per distance of 100 m between
100 m antar lubang trenching. trenching holes.
Sampling Sampling
Tim geologi juga melakukan sampling Geologies team also sampling seams in the
seam–seam di pit guna mengetahui pit to find out the updated quality of the
kualitas ter update dari seam–seam yang seams that will be mine.
akan ditambang.
Metode yang digunakan adalah: The methods used are:
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1. Jarak antar titik sampling maksimal 20 1. The distance between sampling points
m per seam searah strike bukaan maximum 20 m per seam direct strike
batubara yang akan diambil (getting). coal openings to be taken (getting).
2. Sampling ulang/update pada tiap 2. Re-sampling/update on each new layer
bukaan layer baru pada suatu seam opening on a seam (maximum 1 layer
(maksimal 1 bukaan layer setinggi 3 m). opening as high as 3 m).
3. Sampling pada seam–seam bukaan 3. Sampling on seam–seam new
baru/seam yang pertama kalinya akan openings/seam the first time will be in
di getting. Adapun plan penambangan getting. The mining plan until the end of
sampai dengan akhir tahun ditargetkan the year is targeted at seam with calorie
pada seam dengan nilai calori (ar)_g di value (ar)_g above 4500.
atas 4500.
1. 3. BIAYA EKSPLORASI 1. 3. EXPLORATION COSTS
Biaya Eksplorasi TMU yang dikeluarkan di TMU Exploration Costs incurred in the 1st
Kuartal-1 2026 sebagai berikut: Quarter of 2026 as follows:
Q1 2026 Year To Date
Biaya Operasional Anggaran Realisasi Anggaran Realisasi
Operating Expense Budget Realization Budget Realization
(IDR) (IDR) (IDR) (IDR)
Januari/ January 4,600,000 0 50,000,000 0
Februari/ February 4,600,000 0 50,000,000 0
Maret/ March 4,600,000 0 50,000,000 0
Biaya Eksplorasi untuk tahun 2026 yang Exploration Cost for 2026 in accordance
sesuai dengan RKAB 2026 bagian geologi with RKAB 2026 geological section in the
berupa biaya analisa kualitas batubara di form of coal quality analysis cost at
laboratorium maksimal 3 sampel/bulan. laboratory maximum 3 samples per month.
Biaya untuk kegiatan trenching yang The cost for trenching activities that use
menggunakan unit PC 200 biayanya PC 200 units is accommodate to
dimasukkan ke departemen produksi untuk production department for general work
pekerjaan general dengan catatan kegiatan with a record of trenching activities on the
trenching pada lembar timesheet unit usage timesheet.
pemakaian unit.
1. 4. PELAKSANAAN DAN 1. 4. IMPLEMENTATION AND
PENGAWASAN SUPERVISION
Pengawasan Test Pit/Trenching dan Supervision of Test Pit/ Trenching
sampling batubara di pit TMU dilakukan sampling of coal in the TMU pit conducted
oleh Geologist TMU. by TMU’geologist.
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1. 5. KEMAJUAN EKSPLORASI 1. 5. EXPLORATION PROGRESS
Kesimpulan Eksplorasi TMU Kuartal-1 Conclusion of TMU Exploration in the 1stt
2026 Quarter of 2026
Kegiatan eksplorasi untuk kuartal ke- 1 ini Exploration activities for 1st quartal is
berupa pengeboran cropline: cropline drilling:
1. Tim Geologist memonitoring seam- 1. The Geologist team monitors the seams
seam yang tertambang di pit aktif mined in the active pit, mainly for their
terutama untuk kemenerusan dan continuity and thickness.
ketebalannya.
1. 6. RENCANA KEGIATAN 1. 6. PLANS FOR FURTHER
EKSPLORASI SELANJUTNYA EXPLORATION ACTIVITIES
Rencana Kegiatan Divisi Geologi Kuartal-2 The Geological Division Plan for 2nd
2026: Quarter 2026:
1. Melakukan pembaharuan/updating 1. Updating the Geological model based
model Geologi berdasarkan data on monthly roof/floor updating data
updating roof/floor bulanan dari data from pit survey data and cs holes data
survey Pit serta cs_holes dari data from coal sampling channel data. The
channel sampling batubara. Hasil dari results of this model update are then
pembaharuan model ini kemudian sent to the mine plan engineering
dikirim ke bagian mine plan engineering section as a basis for submissions for
sebagai dasar acuan untuk pembuatan making pit designs for next month.
design pit untuk bulan depan.
2. Memonitoring adanya anomali pada 2. Monitoring the presence of anomalies in
suatu bukaan PIT yang aktif. an active PIT aperture.
3. Tim geologist akan melakukan sampling 3. The geological team will conduct
pada bukaan seam seam yang berada di sampling on the seam openings in the
pit aktif terutama mengontrol active pit, especially to control changes
perubahan nilai total sulfur, persentase in the Total Sulfur value, Ash
nilai ash dan nilai kalori di seam –seam percentage value and Calorie value in
berkalori tinggi baik ke arah down dip high-calorie seams both down dip and
maupun ke arah strike nya. towards the strike.
4. Memonitoring kualitas dari seam –seam 4. Monitoring the quality of seams that is
yang tertambang di bulan April – Juni mined in April until June 2026,
2026 terutama dalam hal perubahan especially in terms of changes in TS
nilai TS seiring penurunan elevasi dari value in line with the decrease in
masing–masing seam yang elevation of each seam that is mined.
tertambang.
5. Quality data update based on mining
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5. Update data kualitas berdasarkan progress on seam–seam target in
kemajuan penambangan pada seam– previous month.
seam target di bulan sebelumnya.
II. 2. PT INDOMINING (“IM”)
2. 1. DAERAH EKSPLORASI 2. 1. EXPLORATION AREA
Pada Kuartal-1 2026, IM tidak ada kegiatan In the 1st Quarter of 2026, IM had no drilling
pemboran. activities.
2. 2. METODE PENGUKURAN 2. 2. MEASUREMENT METHODS
Untuk kegiatan pemboran infill For infill drilling activities using touch
menggunakan metode touch coring, coring method, while for geotechnical
sedangkan untuk pemboran geoteknik drilling is done by drilling Full Coring
dilakukan dengan pemboran metode Full method.
Coring.
Pemboran geoteknik dilakukan juga Geotechnical drilling is also carried out
dengan menggunakan metode Standard using the Standard Penetration Test (SPT)
Penetration Test (SPT). Prinsip kerja SPT method. The working principle of SPT is to
adalah dengan memukul sebuah tabung hit a standard tube into a drill hole 45 cm
standar ke dalam lubang bor sedalam 45 deep using a hammer weighing 63.5 kg
cm menggunakan palu dengan berat 63.5 that falls freely from a height of 76 cm.
kg yang jatuh bebas dari ketinggian 76 cm. What counts is the number of blows to
Yang dihitung adalah jumlah pukulan untuk penetrate as deep as 15 cm. The number of
melakukan penetrasi sedalam 15 cm. blows used is penetration as deep as the
Jumlah pukulan yang digunakan adalah last 30 cm.
penetrasi sedalam 30 cm terakhir.
2. 3. BIAYA EKSPLORASI 2. 3. EXPLORATION COSTS
Biaya Eksplorasi IM yang dikeluarkan di IM Exploration Costs incurred in the 1st
Kuartal-1 2026 sebagai berikut: Quarter of 2026 as follows:
Q1 2026 Year To Date
Biaya Operasional Anggaran Realisasi Anggaran Realisasi
Operating Expense Budget Realization Budget Realization
(IDR) (IDR) (IDR) (IDR)
Januari/ January 83,333,333 - 83,333,333 -
Februari/ February 83,333,333 - 166,666,666 -
Maret/ March 83,333,333 - 249,999,999 -
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2. 4. PELAKSANAAN DAN 2. 4. IMPLEMENTATION AND
PENGAWASAN SUPERVISION
Kegiatan Pemboran diawasi oleh Drilling activities are supervised by the
Departemen Engineering Section Department of Engineering geologist
Geologist. section.
2. 5. KEMAJUAN EKSPLORASI 2. 5. EXPLORATION PROGRESS
Pada Kuartal-1 2026 belum ada kegiatan As of the 1st Quarter of 2026, there are no
pemboran lanjutan. Namun ada beberapa further drilling activities. But there are
kegiatan Geologi yang berlanjut dilakukan, several geological activities that continue
diantaranya: to be carried out, including:
1. Melakukan pembaharuan/updating 1. Updating the Geological model based
model Geologi berdasarkan data on monthly roof/floor updating data
updating roof/floor bulanan dari data from pit survey data and cs_holes data
survey Pit serta cs_holes dari data from coal sampling channel data, and
channel sampling batubara, dan supervision in the activities of taking
pengawasan dalam kegiatan roof/floor measurement data and
pengambilan data pengukuran cs_holes.
roof/floor serta cs_holes tersebut.
2. Melakukan kegiatan channel sampling 2. Conducting channel sampling activities
serta pengukuran tebal aktual batubara as well as actual thick measurement of
di lokasi Pit AB Blok 15 & sekitarnya coal at the pit AB location Block 15 &
untuk keperluan pembuatan data surrounding areas for the purposes of
channel sampling untuk support making data sampling channels to
pembaharuan/updating model Geologi support the renewal/updating of
dan variasi kualitas batubara dari coal geological models and variations in the
inventory yang akan ditambang. quality of coal from coal inventory to be
mined.
3. Melakukan analisis kestabilan lereng di 3. Perform slope stability analysis in the
area pit aktif Pit, baik pada sisi low wall, active pit area, both on the low wall side,
high wall maupun sidewall serta high wall and sidewall and disposal IPD
disposal IPD border Selatan, kaitannya South border, related to know the value
untuk mengetahui nilai safety factor of safety factor (FoS) to control the
(FoS) untuk kontrol pembentukan formation of Active Pit design to be
desain Pit Aktif supaya stabil dan aman. stable and safe.
4. Melakukan update kajian geoteknik dan 4. Updating the geotechnical study and
pembaruan kajian hidrogeologi di area renewing the hydrogeological study
pit dan sekitarnya within the pit area and its surroundings.
2. 6. RENCANA KEGIATAN 2. 6. PLANS FOR FURTHER
EKSPLORASI SELANJUTNYA EXPLORATION ACTIVITIES
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IM pada periode Kuartal-2 2026 belum IM for the 2nd Quarter of 2026 doesn’t have merencanakan melakukan aktivitas planned to resume further exploration kembali pengeboran eksplorasi lanjutan, drilling activities, be it infill drilling or baik itu pengeboran infill maupun Geotechnical drilling in the IM concession pengeboran Geoteknik di area konsesi IM. area. Sehubungan dengan rencana pengoptimalan penambangan pada pit In relation to the mining optimization plan utama Indomining hingga kedalaman RL- at Indomining's main pit to a depth of RL- 95 meter sesuai target Mine Plan untuk pit 95 meters according to the Mine Plan IM dan dalam rangka mengoptimalkan target for the IM pit and in order to optimize mineable reserve seam-seam potensial, the mineable reserve of potential seams, kualitas dan kuantitas jumlah data the quality and quantity of exploration data eksplorasi yang dimiliki oleh PT Indomining owned by PT Indomining through the melalui model geologi saat ini sudah cukup current geological model are sufficiently mewakili serta memenuhi dengan jumlah representative and meet the number of distribusi titik – titik bor yang ada sangat distribution of existing boreholes very well baik untuk mengcover optimasi cadangan to cover the optimization of coal reserves in batubara dalam perencanaan proses the planning of the mining process of the penambangan geometri desain PIT selama PIT design geometry during the period for periode untuk Tahun 2026. 2026.. II. 3. PT ADIMITRA BARATAMA NUSANTARA (“ABN”) 3. 1. DAERAH EKSPLORASI 3. 1. EXPLORATION AREA Pada Kuartal-I 2026, ABN melakukan In the 1st Quarter of 2026, ABN conducted pengujian cone penetration test (CPT) di cone penetration test (CPT) at the planned lokasi rencana infrastruktur & high wall Pit infrastructure & high wall Pit 6B and 6B dan update model geologi berdasarkan updated the geological model based on data channel sampling serta data roof & channel sampling data and actual roof & floor aktual dari hasil pengukuran survey, floor measurements from survey results, as serta melakukan rekonsiliasi model geologi well as reconciling geological model terhadap data survey aktual. reconciliation against actual survey data. Selain kegiatan eksplorasi di dalam konsesi Apart from exploration activities within the IUP ABN, tim eksplorasi juga melakukan ABN IUP concession, the exploration team studi prospeksi dan review terhadap also carried out prospecting studies and potensi pengembangan bahan galian di reviews of the potential for developing luar IUP ABN. Pada kuartal-I, tim eksplorasi minerals outside the ABN IUP. In the 1st telah menyelesaikan sebanyak 4 desk studi Quarter, the exploration team completed 4 prospeksi terhadap potensi batubara, pasir of prospecting studies on the potential kuarsa, dan emas. coal, quartz sand, and gold. 3. 2. METODE PENGUKURAN 3. 2. MEASUREMENT METHODS Channel sampling dilakukan dengan Channel sampling is done by mapping and mapping dan pengukuran aktual batubara actual measurement of coal that has been
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yang telah terekspos (thickness, strike, exposed (thickness, strike, dip, collar) then
dip, collar) kemudian diambil sampel taken as a composite sample to be
secara komposit untuk dilakukan analisa analyzed for coal quality as the basis for
kualitas batubara sebagai dasar untuk geology model update in line with the
update model geologi seiring dengan progress of the mine. Channel sampling in
kemajuan tambang. Channel sampling the 1st Quarter of 2026 was conducted at
pada Kuartal-I 2026 dilakukan pada seam seam S41U Pit 6 Ext
S41U Pit 6 Ext
3. 3. BIAYA EKSPLORASI 3. 3. EXPLORATION COSTS
Biaya Eksplorasi ABN yang dikeluarkan di ABN Exploration Costs issued in The 1st
Kuartal-1 2026 sebagai berikut: Quarter of 2026 as follows:
Biaya Q1 2026 Year To Date
Operasional Anggaran Realisasi Anggaran Realisasi
Operating Budget Realization Budget Realization
Expense (IDR) (IDR) (IDR) (IDR)
Januari/
400.200.000 398.960.000 400.200.000 398.960.000
January
Februari/
250.000.000 245.000.000 650.200.000 643.960.000
February
Maret/
250.000.000 245.000.000 900.200.000 888.960.000
March
3. 4. PELAKSANAAN DAN 3. 4. IMPLEMENTATION AND
PENGAWASAN SUPERVISION
Kegiatan dilaksanakan dan diawasi oleh Activities are carried out and supervised by
Departemen Mining section Geotech & the Department of Mining section Geotech
Exploration Development. & Exploration Development.
3. 5. KEMAJUAN EKSPLORASI 3. 5. EXPLORATION PROGRESS
Pada Kuartal-I 2026 team geologi telah In The 1st Quarter of 2026, the geology
menyelesaikan 28 titik penyelidikan cone team completed 28 cone penetration test
penetration test (CPT). (CPT) investigation points.
Selain kegiatan penyelidikan cone In addition to the Cone Penetration Test
penetration test (CPT), berikut kegiatan (CPT) investigations, the following
team geologi selama Kuartal-I 2026: activities were conducted by the geology
team during Q1 2026:
1. Melakukan monitoring di area Pit Aktif,
baik monitoring kestabilan lereng 1. Conducted monitoring in active pit
maupun monitoring batubara untuk areas, covering both slope stability
memantau kesesuaian antara Model monitoring and coal seams to ensure
Geologi & aktual di lapangan. alignment between the geological
model and actual field conditions.
2. Update Model Geologi berdasarkan 2. Updated the geological model based on
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data roof/floor batu bara dari data coal roof/floor data derived from actual
survey aktual dan dari data pemboran survey and drilling data.
3. Analisa kestabilan lereng di area Low 3. Slope stability analysis for active pit
Wall Pit Aktif & area disposal. low walls and disposal areas.
4. Monitoring kestabilan lereng untuk pit 4. Pit and disposal slope stability
dan disposal dengan titik pantau prisma monitoring using monitoring point
dan SSR (Slope Stability Radar). prism and SSR (Slope Stability Radar).
5. Menindaklanjuti beberapa IUP yang 5. Followed up on several potential IUP for
potensial untuk dilakukan eksplorasi detailed exploration.
detail.
3. 6. RENCANA KEGIATAN 3. 6. PLANS FOR FURTHER
EKSPLORASI SELANJUTNYA EXPLORATION ACTIVITIES
Rencana ABN pada Kuartal-II 2026, tidak In the 2nd Quarter of 2026, ABN has no
ada rencana pemboran eksplorasi. exploration drilling plan. Exploration and
Kegiatan eksplorasi dan geologi geology activities are focused on the
difokuskan pada kegiatan berikut: following activities:
1. Pengambilan sampel untuk update 1. Sampling for coal quality updates &
kualitas batubara & model geologi di geological models in the Active Pit area.
area Pit Aktif. 2. Monitoring in the Active Pit area to
2. Monitoring di area Pit Aktif untuk monitor the suitability between actual
memantau kesesuaian antara Model and Geological Models in the field.
Geologi dan aktual di lapangan.
3. Melakukan update Model Geologi 3. Update geological model based on
berdasarkan data channel sampling, sampling channel, actual survey data
data survey aktual dan data pemboran. and drilling data.
4. Rekonsiliasi antara Model Geologi 4. Reconciliation between Geological
terhadap data survey actual. Model to actual survey data.
5. Monitoring geotek di area Pit & 5. Geotech monitoring in Pit & Disposal
Disposal. Areas.
6. Analisa kestabilan lereng pit dan 6. Slope stability analysis for Pit and
disposal. Disposal.
7. Pemasangan monitoring point untuk 7. Monitoring point installation for slope
pemantauan pergerakan lereng. movement monitoring program.
Names mentioned 14 people and organisations named in the text · linked when the evidence is strong
unresolved
org
PT Trisensa Mineral Utama
p.2 ×5
unresolved
org
PT Indomining
p.2 ×6
unresolved
org
PT Adimitra Baratama Nusantara
p.2 ×4
unresolved
org
Menteri Investasi
p.5
unresolved
org
Koordinasi Penanaman
p.5
unresolved
org
PT Multindo Prima
p.5
unresolved
org
PT RPP
p.6
unresolved
org
PT RPP Contractors Contractors Indonesia
p.6
unresolved
org
PT ABN
p.7 ×2
unresolved
org
PT Gunungmas Sukses
p.7
unresolved
org
PT. Gunungmas Sukses Makmur
p.8
unresolved
org
Departemen Mining
p.15
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