Blast vibration effects in an underground mine caused by
The maximum vibration recorded at floor was 23 mm/s with associated dominant frequency of 164 Hz. The blast was conducted at ore bench in open-pit mine. Blast-induced ground vibration (GV) is a hazardous phenomenon in open-pit mines, and it has unquestionable effects, such as slope instability, deformation Predicting Blast-Induced Ground Vibration in Open-Pit
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Propagation and prediction of blasting vibration on slope
In this paper, we aimed to investigate the attenuation of blasting vibration on open pit slopes subjected to underground mining activities using Daye Iron Mine as The results demonstrated that the main vibration frequency of the blasting vibration of dolomite was wider than that of shale, and these main vibration frequencies occurred at 25 kHz and 14...(PDF) Assessment of Blasting-Induced Ground
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Enhancing predictions of blast-induced ground vibration in open
The results of this study demonstrate the potential of using metaheuristic-based SONIA models to improve predictions of blast-induced ground vibration in open In order to effectively assess the seismic effect of blasting during underground mining on open pit slopes and control the potential risk of instability, it is Propagation and prediction of blasting vibration on slope in an
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Predicting Blast-Induced Ground Vibration in Open-Pit Mines
To measure ground vibration induced by blasting operations in open-pit mine, peak particle velocity (PPV) is considered a standard criterion for evaluating the Prediction and parameter optimization are effective methods for mine personnel to control blast-induced ground vibration. However, the challenge of effective prediction and optimization lies in the multi-factor and multi-effect nature of open-pit blasting. This study proposes a hybrid intelligent model to predict ground vibrations using Prediction and Optimization of Blasting-Induced Ground Vibration
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Studies on the effect of burden width on blast-induced vibration in
This study concerns the correlation between burden and blast-induced vibrations in open-pit mines. For this purpose, two different mines were studied. In these mines, the vibrations caused by explosions at burdens having widths ranging from 3 to 14 m were measured from various distances. From the results, it was found for these cases The proposed HKM–ANN model was the most superior model in estimating PPV caused by blasting operations in this study and contributed a new computational model in predicting blast-induced PPV for the science community and practical engineering with high accuracy level. Ground vibration (PPV) is one of the hazard effects induced by Prediction of Blast-Induced Ground Vibration in an Open-Pit
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Effect of bedding plane on prediction blast-induced ground vibration
This paper presents a method to include bedding planes in open pit coal mines. Ground vibration monitoring data were obtained from the two largest open pit coal mines in Indonesia (PT. International Journal of Mining Science and Technology, Volume 24, Issue 5, 2014, pp. 663-669.Blast-induced ground vibration (GV) is a hazardous phenomenon in open-pit mines, and it has unquestionable effects, such as slope instability, deformation of structures, and changing the flow direction of groundwater. Therefore, many studies in recent years have focused on the accurate prediction and control of GV in open-pit Predicting Blast-Induced Ground Vibration in Open-Pit Mines
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Prediction of Blast-Induced Ground Vibration in an Open-Pit
Ground vibration (PPV) is one of the hazard effects induced by blasting operations in open-pit mines, which can affect the surrounding structures, particularly the stability of benches and slopes in open-pit mines, and impact underground water, railway, highway, and puzzling for neighboring communities. Therefore, controlling, accurate Blasting is a useful technique for rocks fragmentation in open-pit mines, underground mines, as well as for civil engineering work. However, the negative impacts of blasting, especially ground vibration, on the surrounding environment are significant. Ground vibration spreads to rocky environment and is characterized by peak particle Novel Soft Computing Model for Predicting Blast-Induced Ground
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Multi-Factor Analysis on the Stability of High Slopes in Open-Pit
With the increasing mining depth of medium and large open-pit mines, a number of high and steep slopes are inevitably formed. The stability of these slopes poses a huge hidden danger to the daily functioning of mines and to the safety of the lives and property of construction personnel [1,2].There are many unfavorable factors affecting the One of the major problems related to blasting operations in open pit mines is the formation of cracks on the benches behind the last row of blast holes (backbreak). Prediction of backbreak plays an important role in the safety of open pit mining and the reduction of the detrimental effects resulting from blasting operations. In this study, we Assessment of backbreak due to blasting operation in open pit
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Blast vibration effects in an underground mine caused by open-pit mining
Sometimes explosives up to 95,978 kg are being detonated in a blast round in open-pit mine for speedy removal of overburden. The impact of 86 open-pit blasts has been documented in the undergroundGround vibrations originating from bench blasting may cause damage to slopes, structures, and underground workings in close proximity to an operating open-pit mine. It is important to monitor and predict ground vibration levels induced by blasting and to take measures to reduce their hazardous effects. The aims of this paper are to A Comparative Study of Ground and Underground Vibrations Induced by
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Optimization of blasting design in open pit limestone mines with
Blasting operations create significant problems to residential and other structures located in the close proximity of the mines. Blast vibration is one of the most crucial nuisances of blasting, which should be accurately estimated to minimize its effect. In this paper, an attempt has been made to apply various models to predict ground In this paper, blast-induced ground vibration (BIGV) was considered as the primary objective, and a new artificial intelligence system was proposed to predict BIGV with high accuracy based on the M5Rules and imperialist competitive algorithm (ICA), called ICA–M5Rules technique. Accordingly, the ICA was considered to optimize the M5Rules Prediction of Blast-Induced Ground Vibration in Open-Pit
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(PDF) Effect Of Open-Pit Blasting Vibrations on a ResearchGate
With the increase in the depth of large-scale open-pit mining, many mines have to face problems such as what is the effect of open-pit blasting on the rock slope and how to ensure the stability ofIn open-pit mines (OPMs), the drilling-blasting method is used as a highly effective technique for breaking and removing rock mass. Once drilling machines create boreholes, explosive materials are 1Department of Surface Mining, Mining Faculty, Hanoi University of Mining and Geology, 18 Vien Str., Duc Thang Ward, Bac Tu Liem Dist., Hanoi 100000Predicting Blast-Induced Ground Vibration in Open-Pit Mines
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Response Characteristics of Slope Subjected to Blasting: A Case
Currently, a blasting vibration meter is mainly used for the real-time monitoring of production blasting activities in open-pit mining. In this work, the TC-4850-type blasting vibration tester (Chengdu Zhongke Measurement and Control Company Limited, was used to detect blasting vibration (Zhu et al. 2019 ).vibration occurring in Jinduicheng open-pit mine. The Jinduicheng molybdenum (Mo) open-pit mine, founded in 1958, is located in Huaxian County, Shaanxi Province, Peoples Republic of China (Fig. 1). It is one of the largest producers of Mo in Asia; its life span is expected to be more than 100 years. The mines operation involves drilling,Assessment of Blast-Induced Ground Vibration at Jinduicheng
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Prediction of ground vibration intensity in mine blasting using
This large open-pit coal mine in Vietnam with a maximum explosive charge is up to 10 tons per blast. Remarkable, this mine's surroundings are residential and other open-pit mines, as illustrated in Fig. 4. In some cases, the dumpsites of other mines are the slopes of this mine. Therefore, ground vibrations are considered as the big Ground vibration due to blasting is identified as a challenging issue in mining and civil Bui, X. N. & Nguyen-Thoi, T. Predicting blast-induced ground vibration in open-pit mines usingPrediction of ground vibration due to mine blasting in a Nature
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Blast vibration dependence on total explosives weight in open-pit
The vibration data recorded from trial blasts conducted at four sites have been grouped together for determining the zone of influence of the total amount of explosives detonated in a blasting round on blast vibration. Hustrulid WA (1999) Blasting principles for open pit mining: general design concepts. Balkema. Kahriman A (2002)
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