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Standards, Environmental Regulations and Consequences for Tunnel Blasting Projects in Urban Areas in Sweden
By Rundqvist
The best method to minimise disturbances from traffic to the neighbourhood and in Urban is probably to go underground. For obvious reasons this will cause vibrations, noise and other environmental eff
Jan 1, 2001
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Energy Factor Based Selection of Site Mixed Slurry Explosives for Limestone Mines of India
By Satish Kate
Indian limestone mines which are highly mechanized in operation and supply limestone to the cement plants have been quite successful in devising ways and means to optimize blasting parameters, so as t
Jan 1, 2006
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Velocity of detonation of Non-Ideal explosives: investigating the influence of confinement
The VoD of non-ideal explosives depends on the charge diameter and the thickness, strength and sound velocity of the confiner. VoD measurements are made to evaluate explosives for development, quality
Jan 1, 2007
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Journal: Safety Talk, Managing the Blast Site (The Known Unknowns)
By William Reisz
Managing the blast site at almost any operation can be a daunting task. There are so many details that must be observed, understood, and acted upon. It goes without saying that there are no two locati
Jan 1, 2014
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Tall Structure Response to Close-in Urban Blasting in New York City
By Cathy Aimone-Martin, Robert Brentar, Brent Meins, James Lauer
Vibration measurements of multi-story structures in an urban environment began 3 years ago in New York City during close-in blasting to adopt correct measurement procedures and recommend revised groun
Jan 1, 2014
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Initiation System Accuracy Helps Amax Coal Company's Ayrshire Mine in Southern Indiana
By Roger L. Keller, John Dean Smith
The Amax Coal Company's Ayrshire Mine in Southern Indiana is faced with one of the toughest blasting applications concerning vibration in the nation. As a means of maintaining regulatory compliance th
Jan 1, 1987
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Blasting In Close Proximity to Densely Populated Communities
By Radhe Krishna, Mutale William Chanda, Timothy Mwale
Blasting as a process is the emplacement of industrial explosives into blast holes suitably located to a free surface and detonated. Every blast hole containing a certain amount of explosive charge un
Jan 1, 2015
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2000 Blasting in the New Millennium - Timely Claims Reporting Can Make A Big Difference
By Steve Dillingham
A blast site incident has just occurred. Tensions are high, and, as the blaster, you’re in charge of the crisis at hand. Your mind is reeling, your thoughts frantic. The main areas of concern for you
Jan 1, 2002
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Investigation of Shock Propagation in Air from Sheet Explosive
By S. Kevin McNeil, William Joa, Catherine Johnson, S. Omar Garcia
The geometry of an explosive is known to have a fundamental effect on the resulting shock wave propagation. Typically researchers use a spherical or hemispherical geometry in order to simplify the sho
Jan 1, 2019
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Seismic Surveying, Instrumentation and Applications
By Bruce B. Redpath, Doug Crice, Rob Huggins
Over the last decade, instrumentation has been developed that allows the application of seismic reflection methods to groundwater and engineering problems. At the Geological Survey of Canada, we have
Jan 1, 1991
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AEL Ring 2000
While ring-blasting techniques offer substantial benefits, there are intrinsic problems that are exacerbated when large blocks of ore are mined in attempts to improve the production economics. These p
Jan 1, 2000
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Drill and Blast Digitalization
By Ricardo Dr. Chavez, Mathieu Lachamp, Rob Dr. Farnfield
Pueblo Viejo is an open pit gold mine in the Dominican Republic which is always looking forward to implement the newest technology in the industry to improve all processes. Focusing on one of the pill
Jan 1, 2019
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Journal: Lightning - Understanding the Danger, Managing the Risk.
By Greg Quinn
After a long week of work in Colorado Springs this past July, I was looking forward to flying home to start a long anticipated family vacation. As I grabbed my seat on the plane, a man sitting next to
Jan 1, 2012
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Shotrock Fragmentation Improve in Complex Lithology Condition
By M. Syafiq Isnaya, Rahma Norfaeda, Slamet Rachman Jaka
This paper is about project improvement to maximize energy distribution while ensuring beneficial blast results (reduce boulder condition). The main problem is how to manage complex lithology conditio
Feb 1, 2020
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Blast Fume Management
By Alan B. Richards, Aleks Todoroski
The undesirable effects of blasting fumes can be controlled by minimising the amount of fume created, and by avoiding the movement of the fume plume to sensitive locations. Substantial progress has be
Jan 1, 2017
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"Journal: 100 Years / Keysone National Powder Company, Catalog 1912"
By Robert Hopler
THE KEYSTONE NATIONAL POWDER COMPANY is an Independent organization, incorporated under the laws of the State of Pennsylvania. It has three dynamite mills near Emporium, Pa., with a daily capacity of
Jan 1, 2013
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Journal: 100 Years / Postcard mailed from Ironwood, Michigan, 13 April 1909 / A Primer on Explosives for Coal Miners
By Clarence Hall, Charles E. Monroe
Squibs, Fuse, and Detonators It has been made clear in the discussion of combustion and explosion and the description of various explosives that they can be caused to explode by various means. All of
Jan 1, 2010
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Journal: 100 Years / DU PONT BLASTING POWDER 1913
By Robert Hopler
In use, blasting powder is exploded by a spark from fuse, electric squib or miner’s squib, or by a primer of some high explosive, the last being employed only in heavy charges on open work. In mining,
Jan 1, 2014
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Journal: 100 Years / du Pont Magazine E.I. du Pont de Nemours Powder Company
By DuPont Magazine
RBH Note: as stated many times in these articles, frozen dynamite was one of the greatest hazards facing the blaster. It wasn’t until the late 1920s that it was solved for good, with the introduction
Jan 1, 2015
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EUExcert a European Initiative for Improved Explosive Competence
By Roberto Folchi, Hans Wallin, Mara Battocchio
An understanding of explosives science and technology, and the competence to harness it is central to maintaining Explosives capability, national security, and in sustaining a competitive industry. A
Jan 1, 2013