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MS Initiation, a Possible Risk in Blasting Tall Structure
By Bob de Raadt
After a review of the general principles for blasting stacks, the stagnations of two stack demolitions are investigated. The author concludes and demonstrates that MS-delay blasting can be risky under
Jan 1, 1982
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Journal: 100 Years / The Engineering And Mining Journal New York August 10, 1907 Ground Breaking In The Joplin District Q786 Holes Are Drilled With Air Drills And Squibbed Before Charging. About 1 Pound Of Dynamite Is Required Per Ton Of Rock Broken
By Doss Brittain
The term ground breaking is taken to include the process of so loosening the ground as to enable it to be readily loaded into buckets or cars and hoisted from the shaft or drift. In the Joplin distric
Jan 1, 2008
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Monitoring of Dynamic Borehole Pressures
By B. Papilon
Dynamic pressures during blasting can affect performances of both electronic and non-electronic detonators. Boreholes can develop tremendous amount of pressures during blasting. The effect of such ele
Jan 1, 2013
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Close Proximity Blasting at the University of Georgia
By Mick Fritz, Gregory Poole
Construction blasting is always challenging when in close proximity to existing structures, but when you are next to a landmark like Sanford Stadium at the University of Georgia it can get intense. Bl
Jan 1, 2011
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SmokeFCM: Segmentation of Quarry Blast Smoke Plumes using Self-Adaptive Weighted Fuzzy C-Means
By E. Lentilucci, A. Dey, X. Liu, A. Datta, S. Ghosh
The segmentation of quarry blast smoke plumes is a crucial research area that has the potential to enhance safety, environmental monitoring, object detection, and regulatory compliance in the mining i
Jan 1, 2024
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2000 Blasting in the New Millennium - The Blasting Log An Essential Witness of Professional Blasting Part II
By Steve Dillingham
PHYSICAL BLAST DATA Pattern Description All measurements related to the description of the physical blast pattern must be made with the mind-set that it has to tell a powerful factual story enabling a
Jan 1, 2002
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Perimeter Blasting with the ANFO-Spoon Technique
By Larry Ng, Keith McDonald
The benefits of controlled blasting techniques have gained increasing recognition by the mining industry in recent years. The utilization of an effective controlled blasting programme can result in a
Jan 1, 1994
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The Effects of Run-up on an Explosively Formed Projectile
By Jason Baird, Joshua Hoffman, Phillip Mulligan
The purpose of this report is to address the method of reducing the overall explosive weight of Explosively Formed Projectiles (EFPs) while still achieving satisfactory performance. This reduction is
Jan 1, 2010
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Excavation of a Tunnel to Reach a Large Underground Cavern Roof Fall
By H. S. Venkatesh R. Balachander, G. C. Naveen
During the construction of a 1020 MW underground hydroelectric project in Bhutan a huge rock fall took place in the Downstream Surge Chamber (DSC) during March 2016. The total quantity of rock in the
Jan 1, 2019
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Study of Blast Over-pressure from Intentional MEC Detonations Using Double Sandbag Mitigation
By Daniel Haines, Benjamin Konshak, Michelle Crull
American Technologies Incorporated Group (ATI) is the prime contractor with U.S. Army Corps of Engineers, Huntsville Center (CEHNC) in the Honolulu District for the removal of munitions and explosives
Jan 1, 2008
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Drone Technology Utilization to Increase Safety and Support Analysis for Blasting Process
By Ery Wardhana, Stefanus Jagad, Relinda Sanistya, Hasucita Tausi, Rido Situmorang
The blasting process is one of the most high-risk activities in mining operations. Shotfirers and blasting crews face hazards from slope failure, toxic gas and fumes, or unstable ground condition ever
Feb 6, 2023
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Save the Plant
By James Camp
"During the 1950's a cement plant was rebuilt along a Missouri River bluff. The escarpmentwas composed of inter_bedded shale and limestone, typical to western Missouri. All of theraw materials needed
Jan 1, 1993
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Blasting-Concern for Neighbors and Operators
By Kris Shukla
Noise and vibration produced by blasting generate curiosity and concern from neighbors. Experiments conducted in Sweden, Canada and U.S.A. have established that fine cracks in the plaster--the weakest
Jan 1, 1978
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Journal: The Shale Gas Revolution The Technology that made it Possible
By David Leidel
A revolution in hydrocarbon well completions within the last thirty years has enabled drillers to tap the resources of known gas plays in an economically viable manner and deliver to market natural ga
Jan 1, 2014
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Analysis of Environmental Effects Induced by Cautious Blasting During the Excavation of Istanbul Subway Construction
By Ali Kahriman, Abdulkadir Karadogan, Alper Celtikci, Ahmet Varol, Ertugrul Kaya, Turgay Ozat
This paper presents analysis of environmental effects induced by cautious blasting during the construction of the Istanbul Subway 4 Levent - Ayazaga Darulsafaka Metro Tunnel Project carried out by the
Jan 1, 2011
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Journal: Vibration Control Through Better Predictions
By Keith Best
It has been said that when a person does something right no one remembers but when they do something wrong no one forgets. This statement, when applied to the explosives industry, has never been truer
Jan 1, 2008
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MINIMIZING RISK IN URBAN QUARRIES (Two Case Studies)
By James Goldberg, Sally Zadra, Wiliam Reisz
Early recognition and risk assessment is critical to sustaining a safe and productive blasting operation. While every blasting environment holds inherent risk, highwall blasting in highly congested ar
Jan 1, 2008
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Fragmentation by Blasting through Precise Initiation: Full Scale Trials at the Aitik Copper Mine
By E Novikov, D Johansson, U Nyberg, A Beyglou, N Petropoulos
Fragmentation is an important factor for improving downstream processes in mine operations. Six trials have been conducted at the Aitik copper mine to investigate the effect of ultra-short inter-hole
Jan 1, 2014
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The Impacts of Digital Revolution in the Mining Sector. Case of Study: Blasting Operations of a Copper Mine in the Northern of Brazil
By Vitor Fonseca de Barcelos, Jair Carlos Koppe
Our society is experiencing a digital revolution. Technology is demonstrating its significant potential for mining industry. In this paper are presented the measured and estimated impacts of applying
Feb 1, 2020
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The Median Versus the Mean Fragment Size and Other Issues with the Kuz-Ram Model (8c6eb78e-36ab-4850-9d6b-ecb1792625f3)
By F Ouchterlony
Soviet precursors to Cunningham’s Kuz-Ram model from 1983 are described. They are rooted in the mean fragment size and Rosin-Rammler (RR) fits to sieving data and rely on approximations. Three version
Jan 1, 2016