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Blast- Induced Structural and Crack Response of a Brick Residential Structure Near an Aggregate Quarry
By Charles Dowding, Cathrine Aimone-Martin
This article summarizes an investigation of the structural response of a brick façade home in New Mexico. The subject Ricter residence was located some 1100 to 1400 ft away from an aggregate quarry, a
Jan 1, 2005
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Measurement of Pressure Variances
By Jason Baird, Philip Mulligan, Caleb Baumgart
This report details the pressure variances, measured at four pressure sensors placed equidistant from the center of an airburst explosion, as the blast pressure from a single charge expands radially.
Jan 1, 2014
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A Blaster Complies with Department of Transportation Regulations
By Donald H. Matthews
I wish to preface my remarks with the warning that I, in no way profess to be an authority on the U. S. Department of Transportation, Hazardous Materials Regulations, 49CFR Parts 100-199, nor attempt
Jan 1, 1977
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Prediction of Blast Fragmentation of Underground Stopes for In Situ Leaching
By Mark S. Stagg, Rolfe E. Otterness, Farrokh Djahanguiri
The U.S. Bureau of Mines (USBM) evaluated empirical equations that predict fragmentation from underground stope rounds. Controlled blasting is necessary for creating leaching stopes that maximize the
Jan 1, 1994
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The Large Chamber Test for Toxic Fumes Analysis of Permissible Explosives
By Dennis J. Viscusi, James H. III Rowland, Lon D. Santis, Mark H. Weslowski
This paper describes the procedure for analysis of toxic fumes from the detonation of high explosives using the Large Chamber at the U.S. Bureau of Mines (USBM), Pittsburgh Research Center (PRC). This
Jan 1, 1995
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Ground Vibration Effects on Structures
By David E. Siskind
U.S. Bureau of Mines Report of Investigation 8507 was published in 1980. In a comprehensive analysis of all known blast damage studies plus new definitive data, the USBM authors adopted new safe level
Jan 1, 1998
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Cosmar and Blasting
By Lee W. Saperstien
Section 709 of Public Law 95-87, "Surface Mining Control and Reclamation Act of 1977," requests the National Academy of Sciences to determine if the standards of the act are applicable to minerals oth
Jan 1, 1979
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Harlan Diversion Project Upstream Portal Blasting
By Paul Ross, Harry Burchett, Lou Case, Calvin J. Konya
"The Cumberland River in Harlan, Kentucky has flooded the town for numerous years. TheU.S. Army Corps of Engineers funded a project to divert the river. The project consisted oftunneling through a mou
Jan 1, 1993
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Blast Densification to Prevent Soil Liquefaction in Volcanic Avalance Debris for Construction of the South Coldwatercreek Bridge, Mt. St. Helens
By Ron J. Elliott, David G. Otto
This project involved deep blast densification of recent volcanic avalanche debris deposits consisting of a 43 meter thickness of loose clean to slightly silty sand, gravel, cobbles and boulders depos
Jan 1, 1994
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The Waiting Time Recovery Test
By John T. Aler
The U.S. Bureau of Mines has been studying the problem of why explosives detonate weakly or misfire during blasting in underground coal mines. Cross-borehole shock wave interaction has been identified
Jan 1, 1991
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Improving Explosives User Safety by Introducing Regulation Awareness Training
By L. A. Heim, E. A. McCullough, N. J. Amiotte
The explosives industry is subject to the laws of multiple jurisdictions, which means that several regulatory agencies are responsible for governing different aspects of the commercial explosives indu
Jan 1, 2014
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Real Life Considerations in Vibration Damage Criteria and Measurement
By Derek Morris, Vito Saccheri
In the monitoring of seismic exploration (whether by explosive or vibratory energy sources), the intensity of shaking at neighboring structures can now be measured quite accurately and comprehensively
Jan 1, 2009
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Explosive-Driven Power Generation Research at the University of Missouri-Rolla
By P. N. Worsey, M. Schmidt
Many advanced military systems and civilian power generation concepts postulate the availability of compact sources of electrical power capable of delivering gigawatts over microsecond time scales. Fo
Jan 1, 2000
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Validity of Simple Equations Relating Peak Particle Acceleration, Velocity and Displacement of Blast Vibration
By Ruilin Yang
Based on large amounts of field data, this paper evaluates the validity of the above equations. During the evaluation, the different selections of the frequency in the equations were examined with fie
Jan 1, 2012
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Learning From the Ammonium Nitrate Vehicle Explosion at Angellala Creek
By Ryan Brogden
On the 5 September 2014 a road train (tractor-trailer) with two trailers carrying ammonium nitrate was involved in a single vehicle accident on the Mitchell Highway, 30 kilometers (18 miles) south of
Jan 1, 2018
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IMESAFR Sensitivity Studies
By Tyler Ross, John Tatom, Lon Lantis
The Institute of Makers of Explosives (IME) began development of a Quantitative Risk Assessment (QRA) tool, IMESAFR (Institute of Makers of Explosives Safety Analysis for Risk), in 2005 as a technolog
Jan 1, 2014
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Quarry Rehabilitation and Revival: A Case Study
By Martin Schrier
This paper is an overview of a granite quarry cleanup near Kirkland Lake, Ontario, Canada. A combination of local geology and previous subpar blasting techniques led to the quarry needing significant
Jan 1, 2018
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Double Deck Blasting for Rapid Tunnel Advance in Hong Kong
By Rohan Stevens, Katsuhiro Kameyama, Osamu Iwata, Jinming Liao
In densely populated cities such as Hong Kong, where unoccupied space is becoming more valuable as the population grows, city planners are more often looking to underground space to meet the increasin
Jan 1, 2013
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Optimal Delay Periods and Complex Timing Sequences Using Electronic Delay Detonators
By Y. Idrogo
Electronic delay detonators have been used in most types of blasting application with great success, with the accuracy and precision being used effectively to control negative environmental impacts li
Jan 1, 2018