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  • ISEE
    Vibration Data Analysis to Optimize the Blast Design and Improve Shovel Productivity

    By Luana Ferreira de Carvalho, Aurelio Manço Garcia, Gustavo Sampaio Lopes, Jose Silvio Corsini, Davi Bastos Martins de Oliveira

    The Enaex Mining Technical Solutions (EMTS) team, in partnership with the Anglo American Iron Ore Brazil drilling and blasting team, has developed a study aiming to optimize the blast design applied a

  • ISEE
    Ammonium Nitrate Incident at Beirut and Key Learning to Improve Supervision and Management of Explosives Materials in Indonesia ALS IN INDONESIA

    By Agung Wibowo

    The incident of Ammonium Nitrate explosion in Beirut on August 4, 2020, became a wake-up call to Ammonium Nitrate stakeholders for mining and construction regarding the deadly risks associated with ex

    Feb 1, 2020

  • ISEE
    Vibration Data Analysis to Optimize the Blast Design and Improve Shovel Productivity

    By Luana Ferreira de Carvalho, Aurelio Manço Garcia, Gustavo Sampaio Lopes, Jose Silvio Corsini, Davi Bastos Martins de Oliveira

    The Enaex Mining Technical Solutions (EMTS) team, in partnership with the Anglo American Iron Ore Brazil drilling and blasting team, has developed a study aiming to optimize the blast design applied a

    Feb 1, 2020

  • ISEE
    Application of the NIOSH-Modified Holmberg-Persson Approach to Perimeter Blast Design

    By Chick Kerkering, Stephen Iverson

    Perimeter control blasting is common in civil construction projects but not as common in mining. A poorly designed and executed underground mine development blast design can result in unwanted wall ro

    Jan 1, 2008

  • ISEE
    Safe Blasting Parameters And Seismic Influences During Construction Blasting

    By Mario Dobrilovic, Zvonimir Ester, Vinko Skrlec, Vjecislav Bohanek

    The first public garage in the city of Dubrovnik has been built in highly urbanized area, on location Ilina Glavica. The excavation of the building pit has been done partly by construction machinery,

    Jan 1, 2009

  • ISEE
    Tunneling in Thinly Foliated Rockmass Conditions

    By H. S. Venkatesh, G. Gopinath, R. Balachander, G. C. Naveen

    Punatsangchu Hydroelectric Project Authority is constructing 1020 MW underground hydroelectric project in Bhutan. The project envisages construction of concrete dam, Desilting Chamber, Head Race Tunne

    Feb 1, 2020

  • ISEE
    Blasting Specifications and Guidelines for Protective and High-Profile Blasting

    By Brian Lewis, Reinhold Daykin Schnell

    Blasting specifications and guidelines are very important aspects of detailed project specifications covering any scope of work (SOW) that involves explosives and blasting procedures. A lot of larger

    Feb 6, 2023

  • ISEE
    Tunneling in Thinly Foliated Rockmass Conditions

    By G. C. Naveen

    Punatsangchu Hydroelectric Project Authority is constructing 1020 MW underground hydroelectric project in Bhutan. The project envisages construction of concrete dam, Desilting Chamber, Head Race Tunne

  • ISEE
    Journal: Vibration Control Through Better Predictions

    By Keith Best

    It has been said that when a person does something right no one remembers but when they do something wrong no one forgets. This statement, when applied to the explosives industry, has never been truer

    Jan 1, 2008

  • ISEE
    Underground Mega Mass Blasting with Electronic Initiation Near Urban Area (d4770d5b-0062-4b3c-9658-460485a3a3f4)

    By Jean-Francois Lagueux, Andre Pomerleau

    Goldex Mine is an underground mine located near the town of Val-d’Or. Multiple innovations were required to work the mine. Due to its low grade, it was important to develop a bulk mining method to eco

    Jan 1, 2011

  • ISEE
    Using Photogrammetry and UAVs for Pattern Optimization, Quantification, and Mapping

    By Tony Rorke, Tamara Wiseman

    Due to the advancements in technology it becomes easier to obtain accurate measurements for mining, quarry, and construction operations even in the most remote places. The use of off-the-shelf photogr

    Jan 1, 2015

  • ISEE
    New Methodology in Measuring Experimental Results of Linear Shaped Charges Using Digital Software

    By Kevin Phelps, Jason Baird, Philip Mulligan, Dominique Nolan

    Determining the transitions from run-up to optimal cut length and optimal cut length to run down, without bias, from the penetration of a linear shaped charge (LSC) is difficult. The stresses applied

    Jan 1, 2013

  • ISEE
    Determination of Presplit Borehole Pressure

    By Dr. Paul Worsey, Dr. Calvin Konya, Dr. Anthony Konya

    Development of methods to calculate presplit blasthole pressures through simplified models, namely the Empirical Model and the Detonation Pressure Model. These models can be used with variations in ex

    Feb 1, 2020

  • ISEE
    Modern Underground Raise and Slot Design

    By N. Rouse

    Underground raises and slots are a vital part of underground blasting operations. Raises and slots are vertical shafts or openings used for ventilation, ore passes, or creating voids in stopes. In the

    Jan 1, 2024

  • ISEE
    Optimization of Ring Blast Design for Ore Dilution Control in Underground Hard Rock Mine Using Numerical Simulation

    By A. Vishwakarma, V. Himanshu, K. Dey

    Underground mining is the most feasible method after extinction of shallow depth ore deposits. Longhole stoping method is the most technically advanced method for the faster excavation. In this method

    Jan 1, 2024

  • ISEE
    Evaluating the Fragmentation Data from Copper and Gold Mines

    By Sedat Esen

    "This paper presents a critical review of the fragmentation data obtained from some large open pit copper and gold mines. Database ncludes 35 mines with Uniaxial Compressive Strength values ranging fr

    Jan 1, 2017

  • ISEE
    Blasting Seismographs: Transfer Functions, Standards and Accuracy

    "In this work a blasting seismograph was tested on a vibration shaker controlled by a single-point laser Doppler vibrometer (LDV). A total of 43 tests were made to measure the transfer properties(tran

    Jan 1, 2017

  • ISEE
    EU Type Certification of Non-Standard Electronic Initiations Systems used in Blasting at Mines and Quarries

    By Matthew Clay, Colin Chambers, Susan Hookham

    Opencast (quarries) and underground mines around the world use blasting methods to mine valuable ore. Traditional blasting systems use technologies such as electric delay detonator systems (developed

    Jan 1, 2017

  • ISEE
    Single Shot Drawbell Blasting with Electronic Detonators at Freeport

    By Bonifacio Degay, Mike Lovitt

    PT Freeport Indonesia is a block cave mine that now utilizes an advanced undercut method to set up the min in the Deep Ore Zone (DOZ). In this method a slice of rock (undercut) is broken such that it

    Jan 1, 2004

  • ISEE
    Damage to Rock: Near Field Seismic Models Revisited

    By Santiago Gómez, Pablo Segarra, José A. Sanchidrián

    In this paper, differences between the industry-standard Holmberg-Persson (H-P) approach and a semi-analytical vibration prediction model called full-field solution (FFS) are analized. The analysis is

    Feb 1, 2020