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  • ISEE
    New State-of-the-Art Instrumentation Systems for Blast Monitoring in Underground and Surface Operations

    By Tony A. Rorke, Joe R. Brinkmann

    The application of instrumentation to better understand and improve production blasting is one of the most fruitful areas of explosives and blasting research. The majority of instrumented studies of p

    Jan 1, 1991

  • ISEE
    Reducing Overall Toxic Fumes at Fixed Work Output, by Formulating

    By Michael Wieland

    For shooting rock properly, some relatively fixed quantity of rock work is required from the total charge mass, while keeping the overall toxic fumes to a minimum. The overall fumes weighted for the t

    Jan 1, 2006

  • ISEE
    Evaluation and Selection of Blasthole Drilling Equipment Based on Application and Overall Cost

    By George D. Raitt

    Anyone who has spent any time in and around the drilling and blasting profession knows that probably the most critical part is the drilling portion. A blasthole is nothing more than a cylindrical vehi

    Jan 1, 1990

  • ISEE
    Controlling Vibrations Caused by Underground Blasts in LKAB Malmberget Mine

    By Z X. Zhang

    Ground vibrations from the blasts of the LKAB mine at the Malmberget town had reached 18-19 mm/s from year 2000 to 2002. From 2004 to 2010 the maximum vibrations had been reduced to 9 mm/s and most vi

    Jan 1, 2012

  • ISEE
    Why We Keep Blast Reports

    By Paul Kunze

    For some of us, the most disagreeable part of being the blaster- in - charge is doing the required paperwork. Cost coding on time cards, drilling reports, magazine inventory logs, and blast records al

    Jan 1, 2004

  • ISEE
    Shape Charge Design

    By David Cole, Paul Cooper, Dale Preece, Jerome Stofleth

    The Explosive Destruction System (EDS) has been designed at Sandia National Laboratories for the disposal of chemical munitions (phosgene, mustard gas, sarin etc.), many dating back to World War I. ED

    Jan 1, 2002

  • ISEE
    Laser Initiation of Explosives (For Use in Conventional Electric, Nonelectric and Electronic Detonators)

    By Don Novotny, Dana Spencer

    In this workshop our intent is quite simple; that is that we will introduce a relatively new technology that may have applications in blasting applications. This technology is the laser initiation of

    Jan 1, 1994

  • ISEE
    Using the Superposition of Seed Waveforms to Predict Seismic Effect by Blasting

    By Yang Jun, Qu Mei, Zheng Yao-wu, Chi Li-yuan

    Due to the necessity of the prediction of blasting seismic effect around strip mine bench blasting area, the paper provides a method to predict the blasting seismic effect by employing the superpositi

    Jan 1, 2015

  • ISEE
    Use of Single Charge Vibration Data to Interpret Explosive Excitation and Ground Transmission Characteristics

    By O E. Jr Crenwelge

    Frequency domain, single-charge vibration signatures are used to interpret the characteristics of explosive impulse excitation and ground vibration transmission. The effects of charge height, charge s

    Jan 1, 1988

  • ISEE
    Speedwave - A New, Multichannel, High Resolution, High-Speed Blast Monitor for Near and Far Field Monitoring Applications

    By Christopher Cloete Uys, Luis Manuel Poinha Valentim

    The purpose of this workshop is to describe and demonstrate the use of SPEEDWAVE, a high speed data recorder, its VOD enhancements, and the software which binds the system together. The system was des

    Jan 1, 1995

  • ISEE
    The Importance of Saving the Full Wave Form and Frequency Analysis

    By Randy Wheeler

    The importance of having full wave form information for recorded blast events cannot be overstated. Knowing the peak particle velocity and the frequency at the peak are the tip of the iceberg. This pr

    Jan 1, 2005

  • ISEE
    Is that Normal? Fundamental Observations for Best Practive Blast Vibration Anaysis

    By W. J. Birch, A. Wetherelt

    The scaled-distance model for blast vibration analysis is the standard method employed throughout the surface mining and quarrying industries to model Peak Particle Velocity (PPV) data. Although empir

    Jan 1, 2005

  • ISEE
    Drill Monitoring and GPS Developments and their Impact on the Drill to Mill Process

    By John Vynne

    Too often, a mine’s operations, including drilling, blasting, loading, hauling, crushing, processing, etc., are considered independent steps, rather then a continuous process. In fact, these are inter

    Jan 1, 2001

  • ISEE
    Final Rock Slope Blasting Techniques: Considerations in Design and Execution

    By Michael F. Barber

    "Highway slopes are intended to remain stable over a long period of time. Unexpected slope failures can be costly in terms of human life and property damage or loss. Cleanup of failures can prove to b

    Jan 1, 1999

  • ISEE
    Possibilities with Accurate Delay Times: Results of Some Field Tests Using Electronic Deotnators

    By Johan Svard

    "Two years of field testing have shown that blasting results are improved both in surface and underground applications when Nitro Nobel electronic detonators are used. The delay times canbe chosen wit

    Jan 1, 1992

  • ISEE
    Demolition of a Storehouse by the Blasting and the Simulation of the Demolition by DDA Method

    By Kunihisa Katsuyama, Yuji Ogata, Yuji Wada

    The one free surface blasting of a concrete block was simulated by Discontinuous Deformation Analysis(DDA) method. Comparing the simulated results with the concrete block blasting experiment, the crac

    Jan 1, 1996

  • ISEE
    The Influence of Rock Mass Characteristics Onoverbreakcontrol

    By S. Paul Singh

    Rock is a heterogeneous medium, a fact often ignored during blast design. In reality, the rock mass characteristics have a controlling influence on the outcome of a blast. If the optimum blasting resu

    Jan 1, 2000

  • ISEE
    Seismic Transient with Low Frequencies at Short Distances Case History: Tunnel Blasting in Urban Site at Isola Liri (Italy)

    By Roberto Folchi

    "This article deals with the excavation of a tunnel below the town of Isola LIRI, nearFrosinone, in central Italy. The tunnel was driven into a conglomerate formation, of lacustrine_fluvial origins, c

    Jan 1, 1993

  • ISEE
    A Study on Post Blast Generation of Nitrogen Dioxide

    By : D. Lawrence

    Certain blasting applications are more prone to the generation of significant levels of nitrogen dioxide post blast fumes, more commonly referred to as after blast smoke, generally ranging in color fr

    Jan 1, 1996

  • ISEE
    3000t Controlled Chamber Standing Shot

    By He Guangyi

    Combining living examples, the paper introduces the controlled chamber standing shot of more than 3000t explosives initiated at one time with Nonel under complicated circumstances and the experience o

    Jan 1, 1998