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Determination of the Dynamic Uniaxial Tensile Strength of Laurentian Granite Using an Explosivesly-Impacted Hopkinson Pressure Bar
By P D. Katsabanis
The dynamic tensile strength of geomaterials is known to be highly dependent on the strain rate of the load applied. This is significant in applications where the material is subjected to shock waves
Jan 1, 2010
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An Integrated Explosive Management, Blast Design and Loading System
By Ola Lindahl, Mark Irving, John Hutchings
"Blasting is a process starting with a geometric description of the block of rock and ending with a pileof fragmented material. A key step in improving the productivity and quality control over the pr
Jan 1, 1997
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Blasting a New Entrance to Carroll Cave
By Paul Worsey, Dave McCool, Ryan Freeman, Chris Wolters, Rick Hines, John Bowles
Carroll Cave, located in Camden County, in south central Missouri, is one of the most significant caves in Missouri with over 12 miles of mapped passages and over 100 known but unmapped side passages.
Jan 1, 2003
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Strategic Public Relations for Underground Conservatory at Tennessee Governor’s Residence
By Jake Hutchison, Wade Hutchison
The opposition to the project has risen as a result of some political pressures and from public perceptions about the project’s necessity and its impact on the neighborhood. As a result of this contro
Jan 1, 2009
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Influence of Distance in the Effective Use of Electronic Detonators to Control Blast Induced Ground Vibrations
By W. J. Birch, R. Farnfield
The use of electronic detonators to control blast vibrations has been previously established by many authors. This is performed by determining the optimum delay period between the blast holes for a pa
Jan 1, 2009
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Semiconductor Bridge (SCB) Research and Development
By C B. McCampbell, R W. Jr Bickes
Sandia National Laboratories has developed a semiconductor bridge (SCB) igniter for the ignition of a variety of explosive materials. When subjected to a low-energy current pulse, the bridge bursts in
Jan 1, 1991
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Analyzing and Interpreting Blast Vibration Data Using New Windows-Based Software
By Randall M. Wheeler
Using Computer software to analyze and interpret blast vibration effects has never been so practical. Fully digital seismographs and powerful desktop and portable computers have led to the development
Jan 1, 1994
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Field Applications and Quantification of Electronic Detonator Technology
By Douglas Bartley, Brian Wingfield, Robert McClure
Recent studies and limited tests indicate favorable results utilizing high accuracy electronic detonator technology over conventional non-electric pyrotechnic systems. This study discusses the applica
Jan 1, 2001
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Effects of Accurate MS Delays on Productivity, Energy Consumption at the Primary Crusher, Oversize, and Ground Vibrations and Airblast
By James W. Reil, Douglas A. Anderson, Steven L. Burchell
A total of 26 full-scale production blasts at three sites were extensively monitored with sophisticated instrumentation systems to determine the benefits of more accurate detonators. The new and more
Jan 1, 1986
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Shock Waves and Detonations, Explosive Performance (Tiger Code Theory)
By Per-Anders Persson
This chapter deals with the concepts ofshock waves aud detonation waves together, because a detonation wave is really a shock wave, supported by the explosive reaction that the shock wave ignites and
Jan 1, 1994
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A Practical Approach to Managing Control of Flyrock
By Simon St. John Tose
We have had a long history in supporting the development of training material to ensure “safe” blasting. This has been provided as both significant technical guidance to the industry and input into th
Jan 1, 2013
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Blast Modeling with Sabrex 3.6 and Its Applications to Improve Mine Productivity
By Stephen H. Chung
The SABREX computer blast simulation program permits the study of the effective use of explosive energies and predicts the total performance of a blast in terms of:fragment size distribution: muckpile
Jan 1, 1995
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Blasting Program Optimization with Emphasis on the Control of Blast Vibration and Airblast
By Frank Sames
Most Blasting Programs are developed focussing on the environmental impact with respect to blast vibration and airblast. Compliance with existing regulations or policies limiting the immissions are ge
Jan 1, 2000
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Optimization and Precision in Mining, The Simfrag Model
By Jorge Cárdenas, Alejandro Luna
In mining simulation for fragmentation results prediction is of utmost importance to study feasibility, ensure safety, and estimate the correct use of resources in drilling an explosive to meet requir
Jan 21, 2025
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Controlled Blast Induced Liquefaction of Water Saturated Sands Using 250 m Long Horizontal Holes and Electronic Detonators
By M. Ganster, H. Krenn
The mission of the project is the fast and cost-effective rehabilitation of decommissioned lignite mining and coal upgrading facilities. This is necessary to ensure the successful future utilization o
Jan 1, 2013
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Applications of Metrics to Blast Designs
By Thomas Hans Kleine
In general the software required by a blast designer includes tools that graphically present blast designs (surface & underground), can analyze a design or predict its result, and can assess blasting
Jan 1, 1995
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Interpreting Continuous Velocity of Detonation Measurements
By Bruce Vandenberg
Two tests were set up as part of the course given by Blasting Analysis International. Both tests were performed using the prototype Velocity of Detonation Recorder (VODR). The prototype has several li
Jan 1, 1990
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Journal: A Case Study of Full-Face Blasting in a Highway Tunnel in Korea
By Hae-Moon Choi, Sang-Don Lee, Chang-Ha Ryu
The purpose of the study presented in this article is to establish a standard blast pattern to yield optimum blasting performance along with an attempt to reduce a difference between design and constr
Jan 1, 2006
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Vibration Effects on Historic Structures
By Randy Wheeler
One of the more difficult topics to address concerns the effects of vibration on historic structures. Not only blast induced vibration, but also vibration from other transient and semi-continuous sour
Jan 1, 2004
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Use of Explosives for Coal Barrier Pillar Breach
By Dale Ramsey
During Phase IV of our Landfill Mine Stabilization project at a coal burning power generating station, it was determined that a coal barrier pillar separating two abandoned areas of the deep mine had
Jan 1, 2003