Abstract
PT. IMK is located in Murung Raya Regency, Central Kalimantan Province, which is engaged in gold and silver mining with an area of 47.940 hectares contract. The purpose of this study is to assess the reclamation activities that have been done in the Serujan Pit. The implementation of reclamation in PT. IMK begins with the stage based on the decree of the Minister of Energy and Mineral Resources Number : 1827 K/30/MEM/2018 on the guidelines of good mining engineering regulations. The parameters used in assessing the success of reclamation are land utilization, revegetation, and finishing. The results of the success criteria derive the score value and the weights used as the basis of the assessment. Based on the results of the reclamation assessment obtained by the total value of 93.33%, with a good category (reclamation results are acceptable).
Highlights
IMK is located in Murung Raya Regency, Central Kalimantan province, which is engaged in gold and silver mining with an area of 47.940 hectares contract
This research aims to assess the reclamation activities that have been done in the Northern Serujan Pit
IMK begins with the approach based on the decree of the Minister of Energy and Mineral Resources number: 1827 K/30/MEM/2018 on the guidelines of good mining technical regulations
Summary
Kegiatan penggalian bahan tambang pasti selalu merubah rona awal lingkungan, terutama pada vegetasi dan morfologi yang apabila tidak ditangani dengan baik akan meninggalkan lubang bekas galian tambang yang akhirnya menjadi void. IMK merupakan suatu perusahaan yang bergerak dibidang usaha pertambangan emas dan perak dengan area kontrak karya seluas 47.940 Ha. Adapun area yang akan dilakukan penatagunaan lahan seluas 4,4 Ha dan kegiatan revegetasi seluas 4,3 Ha. Penilaian kriteria keberhasilan reklamasi merujuk pada Keputusan Menteri ESDM Nomor: 1827 Tahun 2018 yang terdiri dari kriteria tingkat keberhasilan reklamasi untuk operasi produksi dan pedoman penilaian reklamasi untuk operasi produksi dan Undang-Undang No 26 Tahun 2018 tentang pelaksanaan kaidah pertambangan yang baik, dan Permenhut No P.60/MenhutII/2009 tentang pedoman penilaian keberhasilan reklamasi hutan. Berdasarkan aturan tersebut ada beberapa tahapan yang dilakukan, yaitu penanganan tanah pucuk, penataan lahan, penebaran tanah pucuk, persemaian bibit, revegetasi dan pemeliharaan
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