• Improved Signature Hole Analysis for Blast Vibration ...

    Jun 26, 2016 · This methodology has been used in surface coal mines to protect important infrastructure (power structures, gas lines, etc.) and in metal mines to control vibration levels to minimize the impact of blasting on the performance of large open pit slopes. Introduction. In the mining production cycle, blasting is the most economical and efficient ...

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  • Assessment of WholeBody Vibration Exposure in Mining ...

    Jun 20, 2017 · The wholebody vibration exposure measurements were collected from a fleet of vehicles utilized daily in an openpit surface coal mine loed in the Northeastern region of Colombia . The mine operates a fleet of approximately 500 pieces of earthmoving mining equipment and vehicles.

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  • Blasting vibrations control: The shortcomings of ...

    Dec 31, 1996 · Appliion of ground vibration frequency spectrum analysis as a tool for optimizing the blast design in large open pit mines Conference Rao, K This paper explains the methodology for assessing the efficiency of rockmass fragmentation by explosive blasting, from ground vibration frequency spectrum analysis of the blast event.

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  • Ground Vibrations and Air Blast Effects Induced by ...

    Ground Vibrations and Air Blast Effects Induced by Blasting in Open Pit Mines: Case of Metlaoui Mining Basin, Southwestern Tunisia Monia Aloui 1 *, Yannick Bleuzen 2, Elhoucine Essefi 3 and Chedly Abbes 1 1 Faculty of Sciences of Sfax, Road Soukra, Sfax 3038, Tunisia 2 Society of Mining and Industrial Engineering, ZA Brushes 2, 9 Rue de la Hyssop 37270 Larcay, Tunisia

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  • Health risks from open pit mining

    Mar 15, 2022 · The legacy of mining in San Antonio Oeste: Current health risks, due to contamination effects of openpit mining. We interviewed Patricia Llonch, member of the Multisectoral Commission for the lead problem in San Antonio Oeste, loed in the coastal town of the Province of Río Negro, in Argentina.

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  • Vibration and Distance

    Blasting vibrationdistance relationships are usually depicted differently in scientific contexts than other kinds of construction vibration. The diagram below, depicting actual blasting vibration data from a construction project involving leveling and terracing of a planned housing development area on a volcanic rock site, shows how blasting vibration velocities are typically plotted vs. a ...

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  • Openpit mining | ABB

    With more than 1,000 large mining machines operating around the world, our equipment has proven to withstand the extreme conditions of openpit mining, from dusty and dirty environments, to severe vibrations, to temperatures ranging from 50° C to +50° C. Standard AC multidrive installations have been mechanically reinforced to make them ...

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  • Prediction of slope failure in openpit mines using a ...

    Jun 18, 2020 · Nguyen, H., Drebenstedt, C., Bui, X.N. Bui, D. T. Prediction of BlastInduced Ground Vibration in an OpenPit Mine by a Novel Hybrid Model Based on Clustering and Artificial Neural Network.

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  • SciHub | Blasting Impact Simulation Test and ...

    Ding, X., Lu, X., Zhou, W., Shi, X., Luan, B., Li, M. (2019). Blasting Impact Simulation Test and Fragmentation Distribution Characteristics in an OpenPit Mine.

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  • (PDF) Prediction of ground vibrations resulting from the ...

    Environ Geol (2008) 56:97–107 DOI /s ORIGINAL ARTICLE Prediction of ground vibrations resulting from the blasting operations in an openpit mine by adaptive neurofuzzy inference system Melih Iphar Æ Mahmut Yavuz Æ Hakan Ak Received: 28 September 2007 / Accepted: 13 November 2007 / Published online: 5 December 2007 Ó .

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  • "ESTIMATING THE EFFECTS OF BLASTING VIBRATIONS ON .

    The stability of the highwalls is one of the major concerns for open pit mines. Among the various factors affecting the stability of highwalls, blast vibrations can be an important one. In general, worldwide the established respective government regulations and industry standards are used as guidance to determine the maximum recommended levels of the peak particle velocity and .

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  • Assessment of noise and ground vibration induced during ...

    Jul 01, 2009 · article{Afeni2009AssessmentON, title={Assessment of noise and ground vibration induced during blasting operations in an open pit mine — A case study on Ewekoro limestone quarry, Nigeria}, author={Thomas Busuyi Afeni and Stephen K Osasan}, journal={Mining Science and Technology (china)}, year={2009}, volume={19}, pages={420424} }

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  • Evaluation of Ground Vibration due to Surface Blasting at ...

    Aug 09, 2010 · Prediction of ground vibration components is of great importance when responding to and avoiding environmentallyrelated complaints. This paper presents the results of ground vibration measurements carried out in a celestite .

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  • Blasting Principles

    Open Cut/Pit. A mine worked at and from the surface. Also called surface mine. Orebody. A natural concentration of valuable minerals that can be economically extracted. Ore Loss. The loss of ore to the waste mining stream during blasting or mining. Overburden. Layers of soil and/or rock covering an orebody. Overbreak

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  • A comparison of advanced computational models and ...

    Green mining is an essential requirement for the development of the mining industry. Of the operations in mining technology, blasting is one of the operations that significantly affect the environment, especially ground vibration. In this paper, four artificial intelligence (AI) models including artificial neural network (ANN), knearest neighbor (KNN), support vector machine .

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  • Minimize ground vibrations caused by open cast mining ...

    Open cast mining is a surface mining technique of extracting rock or minerals from the earth by their removal from an open pit or borrow pit. Walls of the pit are generally blast mined, creating ground vibrations and resulting in dust generation and water, air, and noise pollution.

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  • OpenPit Mining Definition | Anglo American

    Openpit mining, also known as opencast mining, is a surface mining technique that extracts minerals from an open pit in the ground. Openpit mining is the most common method used throughout the world for mineral mining and does not require extractive methods or tunnels. This surface mining technique is used when mineral or ore deposits are ...

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  • What Is OpenPit Mining? (with picture)

    Feb 23, 2022 · Date: February 23, 2022. Openpit mining may be done to extract coal from the earth. Just like the name suggests, openpit mining is a type of mining operation that involves the digging of an open pit as a means of gaining access to a desired material. This is a type of surface mining that involves the extraction of minerals and other materials ...

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  • Effect Of OpenPit Blasting Vibrations on a HangingWall ...

    Mar 18, 2022 · The minimum mining elevation of the openpit design is 3320 m. It has been mined to an elevation of 3390 meters, and openpit mining is coming to an end. In order to maintain the normal production of the mine and ensure the smooth transition from openpit mining to underground mining, the hangingwall ore is currently being mined.

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  • Modeling Blastinduced Vibrations to Limit Damage to ...

    Modeling Blastinduced Vibrations to Limit Damage to Underground Stopes Project Description. Itasca Consulting Group was recently hired by Hindustan Zinc to model blastinduced vibrations at the Rampura Agucha Mine in India. Concurrent openpit mining and sublevel open stoping are currently under way at Rampura Agucha.

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