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Low-Cost Method of Using Blasting Videos to Improve Performance
By Jennifer Ward
The primary objective of this paper is to establish how a low cost, high definition (HD) camera can allow for easy sustainable recordings of blasting operations. The subsequent analysis of each video
Jan 1, 2015
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Cap Precision in Perimiter Control Blasting and the Potential Application of Electronic Detonator
By Derek T. Novotny
Blasting cap precision is of major importance to advanced blast design. New technologies have introduced the use of microchips within detonator casings in the hope that the electronic control of the t
Jan 1, 1998
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Improved Drilling Accuracy Results in Reduced Ore Dilution at Evolution, Cracow
By Phil Jones, Ben Johnson
During a period of six months in FY2018, a series of trials were conducted to compare drilling accuracy using two different methodologies and the subsequent impact this had on ore dilution. Testing wa
Jan 1, 2019
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Stratablast in Action
By C. Rutledge
The new mining method of multiple strata blasting, called StratablastTM, is described in a separate paper presented at this conference. The current paper presents three case studies where the techniqu
Jan 1, 2006
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Vibration Monitoring Using In-house Developed Devices – A Taylor’s Approach
By Francisco Sena Leite, Pedro Brito, Auã Kiahla, Raquel Carvalhinha, Tomi Kouvonen, Vinicius Miranda
Shockwaves that generate vibration in the surrounding environment of a blast, are one of the most important factors to control drill & blasting works near delicate buildings as well as in sensitive st
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Choosing the Right Delay Timing for the Blasting Application, Optimization and Maintaining Field Controls
Choosing the correct delay time for many blasting applications is an important and critical blast design parameter for controlling fragmentation, muckpile shape, swell, digability, throw, ground vibra
Jan 1, 1998
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Blast Vibration and Seismograph Section - A History of the Development of Instruments for Measuring Vibrations of the Earth - Part 1
By Robert Hopler
Earthquakes, ground vibrations, seisms, or whatever you want to call the shaking of the earth, have been a fact of life throughout time. In spite of this, most people (except those unfortunate enough
Jan 1, 2006
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Full-Field Deformation Measurements Under Explosive Loading Conditions Using Multi-Image Pattern Analysis
By Xing Zhao, Michael A. Sutton, Vikrant Tiwari, Damien Bretall, Xiaomin Deng, William L. Fourney, Uli Leiste
The dynamic response of a thin aluminum plate subjected to both shallow and deeper buried blast loading was studied. Using a combination of high speed stereo-vision and three dimensional digital image
Jan 1, 2010
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Underwater Explosions - Particle Size Effect of Al Powder to the Energy Content of PBX
By Martti Hagfors
Underwater explosions have been used as a test method for the determination of energy content of explosives for several decades. This is the only test method by which shock, gas heave and total energy
Jan 1, 2009
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Application of the Blast Fragmentation Models in a Sandstone Quarry
By Türker Hüdaverdi, Özge Akyildiz
"In this research, image analysis technique, Kuz-Ram and KCO Models were used to examineefficiency of the quarry blasts. Investigations were performed in Cendere region, Istanbul. As a firststep, imag
Jan 1, 2016
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Effect of Artificial Discontinuities Formed by Presplitting with Different Depths on Structural Damage Risk
By Enver Alan
This Research & Development (R&D) study was conducted in the field of applied blasting engineering in Ethiopia, within the AKH Railway Project, which was built in Girena, within the boundaries of the
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An Appraisal of Overburden Cast Blasting Technique in Indian Surface Coal Mines
By Manish Uttarwar, Rajendra Yerpude
India is the third largest producer of coal and the fourth largest in terms of coal reserves in the world. However, new research quite ironically projects that despite the continuing growth in domesti
Jan 1, 2009
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Demolition of the Milwaukee Railroad Trestle Pier, Lind, WA
By William C. B. Gates
Demolition blasting next to an active railroad can be very challenging because of track safety, blasting vibrations, potential track fouling by blast debris, and short work windows on a live track. Re
Jan 1, 2016
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Calculating Blasting Effects to Nearby Underground Pipelines
By Janice K. Means
The purpose of this paper is to provide the seminar attendee with: information on pipeline construction, operation and standards to better equip him (or her) to analyze the ultimate effect of blasting
Jan 1, 1992
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"Journal: 100 Years / Keystone Placer Testing and Mineral Prospecting Drillers Catalog No. 2Keystone Driller Company Beaver falls, Pennsylvania 1907"
By Oliver Finn
Gold dredging has made such rapid strides of late and there is such a widespread interest in this branch of mining that I venture to contribute a detailed account of the way in which a Keystone drille
Jan 1, 2008
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Florida Mining Blast Vibration Study Part 3: Data and Analysis Review
By Tristan Worsey, Nathan Rouse
The Florida legislature allocated funding for the Florida State Fire Marshal (FSFM) to review the applicability of the United States Bureau of Mines (USBM) Report of Investigations (RI) 8507 blast vib
Jan 1, 2019
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JK Simblast - Blast Simulation and Management
By Mike Higgins
"Data management is emerging as a major concern for miners. Engineers today are faced with anextensive array of data from varying sources, and are required to consolidate and analyse thisinformation t
Jan 1, 1998
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An Analytical Approach For Diagnosing and Solving Blasting Complaints
By Douglas Rudenko
Have you ever had a neighbor complain about a blast one day, but says the next day’s blast was better, even though the Peak Particle Velocity (PPV) increased? How about neighbors that complain about a
Jan 1, 2002
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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
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Trench Blasting in Close Proximity to Existing Utilities in Ultra Metamorphic Rock (705d7ae2-b943-4f91-9b2f-b06e02816eba)
By Tom Treleaven, Andrew Williams
Several contracts were let in Greenwich, Connecticut, for the installation of a sanitary sewer. The majority of the excavation was in rock and involved numerous challenges due to the following condit
Jan 1, 2003