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A Blaster’s Tool To Measure Fragmentation
By Larry Mirabelli, David Lilly
In 1777, the French naturalist, Georges Louis Leclerc, Compte de Buffon developed a statistical technique to estimate the width between two parallel lines by randomly throwing a needle at the two line
Jan 1, 2008
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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, 2000
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Standard Digital Video Analysis and Engineering Field Controls
By Tom Treleaven
The success of any blast is dependent on the accuracy of the blast design and the field controls used on the shot. This point cannot be over emphasized because when the geometry is not measured and/or
Jan 1, 2000
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Immediate Internet distribution of vibration data from the historic Byward Market, Ottawa, Canada
By Robert Lee, Jeff Corace, Rob Cyr
Blasting in the heart of the historic Byward Market District of Canada’s capital, Ottawa, presents a unique set of challenges. The obvious difficulties arising on projects requiring blasting within 3
Jan 1, 2006
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Controlling high risk blasting in an urban environment The Airport Link Story
By Rob Domotor
This paper tells the story of using controlled surface and underground blasting methods to excavate hard rock in three areas on Australia’s largest road infrastructure project; the Airportlink Project
Jan 1, 2012
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Civil Tunnelling with Electronic Blasting Systems - Early Experience in Korea
By Dave Kay, Young-Suk Song
To meet the needs of South Korea's rapidly expanding economy, a large number of infrastructure projects are under way to improve transportation efficiency within the nation. These projects include hig
Jan 1, 2005
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The Evaluation of Explosives Performance: an End Users Point of View
By N T. Moxon, L W. Armstrong
Explosive manufacturers have for many years provided a service to the mining industry which has,until recently, been unchallenged by mine operators. Today mine operators are more aware of the properti
Jan 1, 1991
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Quality Control of Bulk Explosive Products to Minimize the Risk of Fumes
By Alastair Torrance, Mitchell Nipperess, Andrew Olsson, Italo Onederra, Gary Cavanough
Components of bulk explosive products include ammonium nitrate, water, fuel, stabilizers, and calcium nitrate. The physical attributes include prill/emulsion ratio, density, and viscosity and in the c
Jan 1, 2015
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Portable, Multi-Channel and Continuous Velocity of Detonation Recorders
By Jackson R. Pressley, Bruce Vandenberg
An explosive’s velocity of detonation, (VOD), can be used to indicate a number of important characteristics regarding the product’s performance, under specific field and test conditions.
Jan 1, 1997
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Predicting Rotary Drill Performance
By George P. Jr Schivley
Looking at the process of drilling rock from the standpoint of the power required, yields an equation that relates Force-on-the-Bit; Torque, to rotate the bit; and bit Angular Speed to the Penetration
Jan 1, 1994
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Systems Integration of a Global Explosives Security System at a MultiNational Explosives Manufacturer Using Radio Frequency Identification Device (RFID) Based Technologies for Tracking and Monitoring Explosives and Detonators
By Thomas Zukovich, Robert Morhard, Thomas Gelormino
The ExploTrack Explosives Tracking System is a sophisticated integration platform designed to track explosive products in both fixed locations and mobile environments globally, in real-time, on a 24/7
Jan 1, 2007
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Recent Projects - Downtown Demolition Dykon “withdraws” 13-story Columbia Bank from Kansas City skyline
By Jack Curran
KANSAS CITY, MO - Performing one of the most impressive urban building-implosion projects in recent memory, Tulsa, Oklahoma-based Dykon Explosive Demolition Corp. and Omaha, Nebraska-based Anderson Ex
Jan 1, 2003
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Monitoring and Prediction of Blast Vibrations : A Case Study
By D Vidyarthi
Blasting is the most important activity in the mining industry, the world over. It is a well known fact that only part of the explosive energy gets utilized in causing the actual rock fragmentation. T
Jan 1, 2007
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The Effect of Confinement on Ground Vibration Amplitude
By Jay Rodgers
There has been a longstanding acceptance that burden plays a major role in the magnitude of ground vibration amplitudes generated from surface blasting. Much of the data that this belief is based upon
Jan 1, 2003
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Explosive Detection Recovery and Disposal
By Robert McClure
The detection, recovery and disposal of commercial explosives and explosive waste has always carried a level of risk and requires specialized equipment and technical expertise. Improperly stored, disc
Jan 1, 2015
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Quantifying Your Blast Fragmentation Using Split-Desktop
By Kirstin Girdner, Tom BoBo, Brian Norton, John Kemeny
Split Engineering is a truly customer oriented company dedicated to providing quantified fragmentation information of the highest integrity to enable process management and control. Technical decision
Jan 1, 2000
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“Computerized Drill for Quarrying Automates the Drilling Process”
By Maurice Hunter
The paper outlines recent design developments in the computerization of surface crawler drills for the quarry industry. It references the technology firstly developed for the underground mining and co
Jan 1, 2003
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New Blasting Techniques to Eliminate Subgrade Drilling, Improve Fragmentation, Reduce Explosive Consumption and Lower Ground Vibrations
By R. Frank Chiappetta
A new blasting technique has been developed by International Technologies, LLC. to eliminate subgrade drilling, lower ground vibrations, improve fragmentation and reduce explosive consumption. The new
Jan 1, 2004
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Running a Drill Program that Supports the Mission of Blasting
By William D. Hissem
While much technology has been developed and brought to bear in the area of blasting applications, the foundation work required for success in the muck pile begins with the drilling program.
Jan 1, 1997
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Pump Safety Tests Regarding Emulsion Explosives (48854aaa-273e-44f8-b19f-684e2e8c5647)
By Hans Perlid
In the handling of emulsion explosives pumping is a key operation. A number of serious accidents has shown that pumping can be a risky operation and should be carefully considered and investigated. Th
Jan 1, 1996