Analisis Pengaruh Getaran Terhadap Kestabilan Lereng High Wall Batubara PIT Gunung Turak di PT Antareja Mahada Makmur Jobsite PT Multi Harapan Utama Kecamatan Tenggarong,Kabupaten Kutai Kartanegara,Provinsi Kalimantan Timur

Abstract.One of the negative impacts of blasting is ground vibration, which can influence slope stability. Therefore, this study aims to evaluate and analyze the effects of ground vibration on slope stability based on Peak Particle Velocity (PPV in mm/s), Peak Particle Acceleration (PPA in g), and maximum horizontal acceleration (Amaks in g). This research employed two analytical methods: the non-linear power trendline method and Multiple Linear Regression (MLR). Both methods were used to predict vibration levels using distance and explosive charge per delay as variables. Ground vibration measurements were conducted at 31 points with varying distances. The analysis refers to the company's allowable vibration threshold, which is 0.09 g.Vibration analysis was carried out by examining the relationship between PPA and PPV with Scaled Distance (SD) to determine the maximum explosive charge per delay that can be safely used. The results show that the vibration levels remain within safe limits, as the highest recorded PPA was 0.03 g, below the threshold of 0.12 g, and the maximum PPV was 19.5 mm/s. The maximum allowable explosive charge per delay at a distance of 500 meters was calculated to be 5,461.70 kg for slopes 24. The maximum allowable explosive charge per delay at a distance of 500 meters was calculated to be 4.514,06kg for slopes 26 Abstrak.Salah satu dampak negatif dari peledakan adalah getaran tanah.Getaran tanah akan mempengaruhi kestabilan. Oleh karena itu adanya penelitian ini untuk mengetahui dan menganalisis pengaruh getaran tanah terhadap kestabilan lereng berdasarkan nilai Peak Particle Velocity (mm/s),Peak Particle Acceleration (g), dan Amaks (g).Kajian analisis pada penelitian ini menggunakan metode analisis non linier (Tredline Power) dan metode Multipe Linier Regression (MLR).Pada kedua metode yang digunakan yaitu untuk mengetahui prediksi dari nilai getaran dengan parameter jarak dan bahan peledak per waktu tunda.Pengukuran tingkat getaran peledakan dilakukan sebanyak 31 titik dengan jarak yang bervariasi.Analisis dilakukan berdasarkan nilai ambang batas dari perusahaan dengan tingkat getaran maksimum adalah 0,09 g.Analisis getaran dilakukan berdasarkan pada hubungan Peak Particle Acceleration (PPA) dan Peak Particle Velocity (PPV) terhadap Scaled Distance (SD) untuk mendapatkan muatan bahan peledak maksimum per waktu tunda yang digunakan.Hasil penelitian menunjukkan bahwa tingkat getaran masih dikategorikan aman karena nilai PPA tertinggi sebesar 0,03 g dan nilai ambang batas PPA sebesar 0,12 g dan PPV 19,5 mm/s. Muatan bahan peledak maksimum per waktu tunda yang dapat digunakan pada jarak 500 m sebesar 5.820,08 Kg untuk blok lereng 24 sedangkan untuk blok lereng 26 sebesar 4.514,06 Kg.

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Publication Details

Journal
Bandung Conference Series Mining Engineering
Published
2025-08-07
DOI
https://doi.org/10.29313/bcsme.v5i2.21291
Primary Topic
Geotechnical and construction materials studies
Type
article
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Analisis Pengaruh Getaran Terhadap Kestabilan Lereng High Wall Batubara PIT Gunung Turak di PT Antareja Mahada Makmur Jobsite PT Multi Harapan Utama Kecamatan Tenggarong,Kabupaten Kutai Kartanegara,Provinsi Kalimantan Timur

Elfida Moralista, Yuliadi Yuliadi, Muhammad Faizal Syaifurrizal
Bandung Conference Series Mining Engineering
Geotechnical and construction materials studies
article

Analisis Pengaruh Getaran Terhadap Kestabilan Lereng High Wall Batubara PIT Gunung Turak di PT Antareja Mahada Makmur Jobsite PT Multi Harapan Utama Kecamatan Tenggarong,Kabupaten Kutai Kartanegara,Provinsi Kalimantan Timur

Elfida Moralista, Yuliadi Yuliadi, Muhammad Faizal Syaifurrizal
article en

Abstract

Abstract.One of the negative impacts of blasting is ground vibration, which can influence slope stability. Therefore, this study aims to evaluate and analyze the effects of ground vibration on slope stability based on Peak Particle Velocity (PPV in mm/s), Peak Particle Acceleration (PPA in g), and maximum horizontal acceleration (Amaks in g). This research employed two analytical methods: the non-linear power trendline method and Multiple Linear Regression (MLR). Both methods were used to predict vibration levels using distance and explosive charge per delay as variables. Ground vibration measurements were conducted at 31 points with varying distances. The analysis refers to the company's allowable vibration threshold, which is 0.09 g.Vibration analysis was carried out by examining the relationship between PPA and PPV with Scaled Distance (SD) to determine the maximum explosive charge per delay that can be safely used. The results show that the vibration levels remain within safe limits, as the highest recorded PPA was 0.03 g, below the threshold of 0.12 g, and the maximum PPV was 19.5 mm/s. The maximum allowable explosive charge per delay at a distance of 500 meters was calculated to be 5,461.70 kg for slopes 24. The maximum allowable explosive charge per delay at a distance of 500 meters was calculated to be 4.514,06kg for slopes 26 Abstrak.Salah satu dampak negatif dari peledakan adalah getaran tanah.Getaran tanah akan mempengaruhi kestabilan. Oleh karena itu adanya penelitian ini untuk mengetahui dan menganalisis pengaruh getaran tanah terhadap kestabilan lereng berdasarkan nilai Peak Particle Velocity (mm/s),Peak Particle Acceleration (g), dan Amaks (g).Kajian analisis pada penelitian ini menggunakan metode analisis non linier (Tredline Power) dan metode Multipe Linier Regression (MLR).Pada kedua metode yang digunakan yaitu untuk mengetahui prediksi dari nilai getaran dengan parameter jarak dan bahan peledak per waktu tunda.Pengukuran tingkat getaran peledakan dilakukan sebanyak 31 titik dengan jarak yang bervariasi.Analisis dilakukan berdasarkan nilai ambang batas dari perusahaan dengan tingkat getaran maksimum adalah 0,09 g.Analisis getaran dilakukan berdasarkan pada hubungan Peak Particle Acceleration (PPA) dan Peak Particle Velocity (PPV) terhadap Scaled Distance (SD) untuk mendapatkan muatan bahan peledak maksimum per waktu tunda yang digunakan.Hasil penelitian menunjukkan bahwa tingkat getaran masih dikategorikan aman karena nilai PPA tertinggi sebesar 0,03 g dan nilai ambang batas PPA sebesar 0,12 g dan PPV 19,5 mm/s. Muatan bahan peledak maksimum per waktu tunda yang dapat digunakan pada jarak 500 m sebesar 5.820,08 Kg untuk blok lereng 24 sedangkan untuk blok lereng 26 sebesar 4.514,06 Kg.

Bandung Conference Series Mining EngineeringVol. 5(2)
Bandung Islamic University (ID)
Openalex Percentile: Top 78%
Geotechnical and construction materials studies
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