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Vertical Attenuation of Blast VibrationsBy Catherine T. Aimone-Martin, Brent Meins
Blast vibration monitoring for buried pipelines is typically conducted at the ground surface with a shallowly buried geophone. In many jurisdictions across the U.S., blast-related vibration limits se
Jan 1, 2019
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A Case Study Examination of Two Blast Rounds at a Nevada Gold MineBy Joel Warneke, Cristian Caceres, Ed Mchugh
NIOSH researchers collected basic data from two blast rounds at the SSX-Steer Mine as a component of a larger study on controlled blasting, the goal of which is to reduce injuries from falling rocks i
Jan 1, 2008
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New Model for Realistic 3D Blast SimulationBy BernardThierry
To be able to precisely predict the result of a mine blast before pressing the button is a goal for many blasters due to the environmental and economic constraints of our century. Based on the fundame
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Analysis of Blast Damage to Green Concrete: A Dynamic Testing Approach to Field Cured SpecimensBy Travis Davidsavor, Stanley: Dong Vitton
Concrete is a common construction material used throughout the world, and with increasing demand of fast-track construction, blasting and concrete casting are occurring simultaneously at many sites wh
Jan 1, 2003
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E7B Sector Drilling and Blasting Challenges and LearningsBy Robert Jacob Cefalo, Rio Tinto Kennecott
At the end of 2016, the Mine started a new ore phase in the section of the pit located on the East Wall. The East Wall geological structures required controlled blasting for peak particle velocity (PP
Jan 1, 2019
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Tunneling in Thinly Foliated Rockmass ConditionsBy 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
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Lessons Learned from Blasting in Highly Weathered SandstoneBy Tyler Rockley, Greg Bailey
This paper is an engineering case study of a blast performed on a highly weathered sandstone isthmus in an area sensitive to vibration and airblast, the challenges associated with such a blast, the me
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History of the Development and Use of Bulk Loaded Explosives, from Black Powder to EmulsionsBy Robert B. Hopler
The history of bulk loaded explosives begins with the loading of black powder and RRP (Railroad Powder) into vertical boreholes. The early air place, net of black powder and nitrostarch dynamites is c
Jan 1, 1993
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Adjusting Blasting to Increase SAG Mill Throughput at the Red Dog MineBy N. Paley
An engineering project was undertaken at the Cominco Alaska Red Dog Mine to determine the extent that Semi-Autogenous Grinding (SAG) mill throughput could be increased by blasting differently. The Jul
Jan 1, 2001
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Overcoming Emulsion Destabilization Caused by Common ContaminantsBy Ian Tolliday
Emulsion Explosives manufacturers are aware of the destabilizing effect that the presence of inorganic impurities such as magnesium and iron and organic impurities such as naphthalene sulfonates and a
Jan 1, 2018
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Bingham Canyon Mine-Blasting Through and Next to Active UndergroundBy Robert Cefalo
Drill and Blast Engineer Abstract In 2019, the Bingham Canyon Mine, owned by Rio Tinto Kennecott Utah Copper Company, mined through the active underground that dewaters the pit. The active underground
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Tigerwin - a Windows PC Code from Computing Explosives Performance and Thermodynamic PropertiesBy Per-Anders Persson
TIGERWIN, now on CD, is a user-friendly personal computer code (running under Windows) which determines the detonation and expansion state of an explosive from its known chemical composition. TIGERWIN
Jan 1, 2000
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Vibration and Flyrock Control Through Better PredictionsBy Daodu Opeyemi
This paper describes several damages of blasting operations on some case studies, analyzes causative factors, and emphasizes preventive measures. Due to several complaints from some host mining commun
Jan 1, 2009
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Improving Quarry Production Rates by Reducing Bucket Fill TimeBy Elliott Giles
"Measuring a blast’s performance based on the bucket fill time or “diggability” has always been achallenge due to the subjectivity generally involved. The diggability of a blast is often based onopini
Jan 1, 2016
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Acoustic Response of Structures to BlastingBy Braden Lusk
This paper includes results from analysis of recorded Acoustic Responses of Structures to Blasting. The analysis was performed to determine specific characteristics of sounds experienced inside homes
Jan 1, 2009
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Dilution Control While Maximizing Fragmentation in Gold Mines with the Use of Tracking Microchips Benjamin CebrianBy David Flores, Benjamin Cebrian
This paper describes extensive engineering approaches to achieve both dilution control while not hurting fragmentation in the very hard, massive ore sections of a mine case study. Ore Tracker microchi
Feb 1, 2020
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Survival Guide For The Blaster in the 1990'sBy John W. Brown
During the summer of 1994 the mining industry experienced numerous accidents involving blasting related incidents. The Tri-State Chapter of Explosives Engineers planned a meeting to discuss three of t
Jan 1, 1995
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Blasting Design and High-Energy Explosive Strategies to Achieve Fines Targets for Mill PerformanceBy Jorge Cardenas, Diego Sanchez
Maximizing SAG mill throughput and metallurgical recovery in hard rock operations requires achieving target fragmentation, particularly a sufficient proportion of fines (<25.4 mm). These fines thresho
Jan 26, 2026
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Design and Construction of an Electric Oven to Determine the Detonation Temperature of the FulminantBy Alexander S. Escalante, Luis R. Ramirez, Nelson A. Arostegui
Research, analyze, discuss, design, and build an electric oven to perform one of the quality control tests the fanel or common fulminers to determine what temperatures they can detonate at. Give pract
Feb 1, 2020
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Application of Underground Pre-Splitting in Butte, MTBy M. Gebhardt, J. Johnson, S. Rosenthal
The use of presplitting applications in an underground mine setting is a method of reducing overbreak in the rib and back when blasting occurs. Presplitting performed at the Underground Mine Education
Jan 1, 2024