Building damage due to vibration from rock blasting
2020年11月1日 As a rule of thumb, the ground surface vibration response to a blast will be dominated by body waves if the angle between a surface normal through the receiver
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Discussion on blasting vibration monitoring for rock
2021年10月24日 Drill and blast is a commonly used method for rock slope excavation in hydropower engineering. During blasting excavation of rock slopes, far-field vibration
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2010年11月1日 This paper presents the application of relation diagram method (RDM) to determine contribution of the parameters affected on the blast induced ground vibration.
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Ground vibration due to blasting Download
Blast-induced ground vibration, an important and common negative effect and poses a threat to the safety of the surrounding buildings and the residents' lives [43][44] [45] [46]. Therefore, it is ...
Charlar en LíneaGROUND VIBRATION DUE TO BLASTING IN
2020年7月1日 Abstract and Figures. In this study, the safe charge per delay (kg) of explosives and Peak Particle Velocity (PPV, mm/s) are recorded for 140 blast events at various distances which relates to the ...
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en/ground vibration due to blast status of r.md at main
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Site-specific predictions of ground vibrations induced by
The U.S. Department of Energy's Office of Scientific and Technical Information
Charlar en Líneaground vibration due to blast status of r
Ground vibration is directly related to the quantity of the explosives used, the distance between the blast front and the point of interest and the geological and geotechnical
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ground Vibration due to Blast : status of R
Blasting vibrations and building damage ResearchGateGround Vibration Monitoring How and why measure ground. Building vibration and building damage resulting from blasting
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Modelling the effects of ground vibrations on the surface
2021年7月30日 In this paper, an attempt has been made to predict the blast-induced ground vibration on the surface due to underground blasting using explicit dynamic modelling. This model will help us determine the deformations produced in between the layers that can lead to roof fall, coal burst, coal bumps, and subsidence in due course of
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Review of predicting the blast-induced ground vibrations
2020年7月1日 Drilling and blasting is widely used in mining and construction industries, and ground vibration is one of the detrimental effects caused by blasting. To determine the fragmentation of rocks and to ensure the safety of ambient urban areas and residents, it is necessary to determine the parameters that have a reasonable influence on blast
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Assessment of Blasting-Induced Ground Vibration in an
2018年8月29日 Over the last half century, researchers have proposed several empirical equations to describe the attenuation characteristics of blast vibrations and predict the attenuation of the PPV [26–28].The PPV equations that have been proposed by different researchers are summarized in Table 2.In most of these equations, the distance from the
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PPV distribution of sidewalls induced by underground
2021年3月23日 Abstract. The peak particle velocity (PPV) is an important indicator for predicting blasting excavation disturbances. However, the PPV distribution in the deep underground space is significantly ...
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Discussion on blasting vibration monitoring for rock
2021年10月24日 Drill and blast is a commonly used method for rock slope excavation in hydropower engineering. During blasting excavation of rock slopes, far-field vibration monitoring on the first upper berm for statutory compliance is usually performed to control the blast-induced rock damage to the final slope face. In this study, for the rock slope
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Soft Computing-Based Technique as a Predictive Tool to
2019年11月1日 Empirical and soft computing models have been proposed to estimate blast-induced ground vibrations. This paper tests the efficiency of the Wavelet Neural Network (WNN). The motive is to ascertain ...
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Numerical Study of Ground Vibrations Caused by
2019年7月31日 3. Ground Vibration of a Rock Mass with a Structural Plane. The numerical model to study the ground vibration caused by the cylindrical wave propagation in rock mass with a structural plane is shown in Figure 2(b). In the model, the structural plane is supposed to be a fictitious plane, parallel to the ground surface.
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Analysing the Ground Vibration Due to Blasting at
2013年2月2日 The ground vibration components were measured for 78 blast events in order to predict PPV for the site over a period of 12 months (Appendix ). A seismograph and analysis software (Siesmowin software) are used in this study. seismograph can analyse blast vibration with an integrated tri-axial geophone. Each transducer measured
Charlar en Líneaen/ground vibration due to blast status of r.md at main
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2005:297 CIV MASTER'S THESIS
2016年10月4日 Determination of Blast Vibrations Using Peak Particle Velocity at Bengal Quarry, in St Ann, Jamaica ... will be used to develop standards for ground vibration caused by blasting activities. ... remain adamant that the damage is from the blast due to the support that might be received by a consultant or contractors. Often times, these persons ...
Charlar en LíneaModelling the effects of ground vibrations on the surface
2021年7月30日 In this paper, an attempt has been made to predict the blast-induced ground vibration on the surface due to underground blasting using explicit dynamic modelling. This model will help us determine the deformations produced in between the layers that can lead to roof fall, coal burst, coal bumps, and subsidence in due course of
Charlar en Línea
Estimation of Ground Vibration Intensity Induced by Mine
2021年6月22日 Abstract In surface mining, blasting is an indispensable method for fragmenting rock masses. Nevertheless, it can inherently induce many side effects like ground vibrations. At high intensities, the ground vibrations generated because of blasting operations can destroy structures and buildings. Also, in areas with adverse geological
Charlar en LíneaReview of predicting the blast-induced ground vibrations
2020年7月1日 Drilling and blasting is widely used in mining and construction industries, and ground vibration is one of the detrimental effects caused by blasting. To determine the fragmentation of rocks and to ensure the safety of ambient urban areas and residents, it is necessary to determine the parameters that have a reasonable influence on blast
Charlar en LíneaAssessment of Blasting-Induced Ground Vibration in an
2018年8月29日 Over the last half century, researchers have proposed several empirical equations to describe the attenuation characteristics of blast vibrations and predict the attenuation of the PPV [26–28].The PPV equations that have been proposed by different researchers are summarized in Table 2.In most of these equations, the distance from the
Charlar en Línea
Prediction of Blast-Induced Vibration Parameters for Soil
2014年6月1日 AbstractIn the recent past, the topic of blast loads on structures has received considerable attention from researchers. Site-specific empirical models for blast-induced vibration parameters like peak particle velocity (PPV), peak pressure (PP), peak particle displacement (PPD), and pore pressure ratio (PPR) are commonly used for blast
Charlar en LíneaAnalysing the Ground Vibration Due to Blasting at
2013年2月2日 The ground vibration components were measured for 78 blast events in order to predict PPV for the site over a period of 12 months (Appendix ). A seismograph and analysis software (Siesmowin software) are used in this study. seismograph can analyse blast vibration with an integrated tri-axial geophone. Each transducer measured
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Ground Vibration Monitoring Standards and Methodology
The Bureau of Mines studied blast-produced ground vibration from surface mining to assess its damage and annoyance potential, and to determine safe levels and appropriate measurement techniques. Direct measurements were made of ground vibration produced structure responses and damage in 76 homes for 219 production blasts.
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Blasting vibrations and their effects on structures
@article{osti_7256720, title = {Blasting vibrations and their effects on structures}, author = {Nicholls, H R and Johnson, C F and Duvall, W I}, abstractNote = {Results of the Bureau of Mines 10-year program to study the problem of air blast and ground vibrations generated by blasting are presented. The program included an extensive field study of ground
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Ground Vibration due to Blasting in Limestone Quarries
2010年8月9日 A database of ground vibration due to blasting at 27 limestone quarries, located in various parts of India, has been created. The database contains peak particle velocity (PPV), frequency, other vibration related and blast design parameters. Regression analysis of the data is carried out to derive site constants of the USBM predictor equation ...
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Case Study Selection of Blasting Limits for Quarries and
2012年8月1日 The method used to measure ground vibration is dependent on the blasting application and the type of data that needs to be collected. Velocity is the most common method used to measure ground vibration. This is because it is relatively easy to measure, and it is referenced in most relevant legislation and standards.
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