persentasi rancangan tamka
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PERENCANAAN TAMBANG IIKelompok 15:
1.Lio Erfrico 112.090.1732.Winarto 112.070.0053.Dwi Arfianton 112.070.1474.R. Omar Martabrata 112.080.1645. Ricki Pratama 112.090.1826. Miraz Marianto 112.090.1047. Rija Imari 112.090.1978. Marsella Ellen Kafiar 112.102.0129. Fitri Nauli 112.110.013
Dosen Pembimbing :Ir Untung Sukamto, MT
Lokasi: Dusun Botokan, Kelurahan Jatirejo, Kecamatan Lendah, Kabupaten
Kulonprogo
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PROFIL PERUSAHAAN
PT. GAMPING MAJU PERKASA Terletak di Dusun Batokan, Desa Jatirejo, Kecamatan
Lendah,Kabupaten Kulonprogo Luas IUP 33 Ha Metode Quarry Side Hill Type Total Cadangan : 11.204.687 Umur Tambang : 7 Tahun
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RANCANGAN TAMBANG TERBUKA
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PETA TOPOGRAFI
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PETA IUP
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PETA LETAK TITIK BOR DAN SAMPLING
Lokasi PT. Gamping Maju Perkasa terletak di Dusun Botokan, Desa Jatirejo, Kecamatan Lendah, Daerah Istimewa Yogyakarta.
Secara astronomis Kabupaten Kulonprogo terletak pada 07°38’42” 07°59’3” LS dan 110°1’37” 110°16’26”.
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LOG BOR
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KORELASI TITIK BOR X-SECTIONS Sayatan A-A’
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KORELASI TITIK BOR X-SECTIONS
Sayatan B-B’
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DATA GEOTEK
Tinggi jenjang : 10 meterBank Width : 7 meterBench Width : 7 meterSingle Slope : 55°Overall slope : 60° (FK) Single Slope : 2,294(FK) Overall Slope : 1,975Crest to Toe : 7 meterCrest to Crest : 15 meter
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PUSHBACK I
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PUSHBACK II
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PUSHBACK III
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PUSHBACK IV
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PUSHBACK V
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PUSHBACK VI
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LAYOUT TAMBANG PT. GMP
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KESIMPULAN
Total Cadangan Batugamping di PT. GAMPING MAJU PERKASA ADALAH 11.204.687 ton
Metode yang digunakan Quarry Side Hill Type Target Produksi sebesar 1.000.000 ton/tahun Sisa dari hasil penambangan digunakan untuk menutup lahan
bekas penambangan dan digunakan untuk lahan pertanian masyarakat sekitar