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Interior Explosive Model Evaluation for Application in Probabilistic Risk Assessment
By Natalie Zeleznik, Brian Hawkins, David Bradley, Rachel Gooding, Patrick Wilson, Brian Somes, Kevin Wegman
"To perform a probabilistic risk assessment (PRA), a method of quantifying the risks associated withinfrequent high consequence events, consequence models that generate representative estimates of hum
Jan 1, 2017
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Application of the NIOSH-Modified Holmberg-Persson Approach to Perimeter Blast Design
By Chick Kerkering, Stephen Iverson
Perimeter control blasting is common in civil construction projects but not as common in mining. A poorly designed and executed underground mine development blast design can result in unwanted wall ro
Jan 1, 2008
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A Study of the Impact of Explosive Quality on Blast Performance
By Alastair Torrance
The performance of commercial explosives is clearly influenced by the conditions under which they are used. Mining companies are supplied with Technical Data Sheets which provide details about explosi
Jan 1, 2013
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Underground Longhole Blasting near Large-diameter Booster Fans
By Norm Disley, Kingsley Hortin, Gertjan Bekkers
As part of the expansion of the Kidd Creek Mine to 2,682 meters (8800 feet) below surface, two largediameter 3000kW (4000HP) booster fans were installed at the 6000 level. Shortly after commissioning
Jan 1, 2008
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Predicting Tunnel Overbreak
By P. R. Mohanty, Kaushik Dey
Blast-induced tunnel overbreak prediction in the past has been based on peak particle velocity measured far from the blast site with necessary extrapolation. This has often resulted in suggesting high
Jan 1, 2004
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Optimized Blasting Methods for TBM Launching Shaft Construction Beneath the Panama Canal: A Case Study
By Jose Pineda, Abraham Lindo
The Panama Metro System’s Network expansion involves excavating a launching shaft for a tunnel boring machine (TBM) to traverse beneath the Panama Canal. The blasting needed for this shaft constructio
Jan 21, 2025
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Dynamic Response of a Fully Grouted Resin Roof Bolt to Blast Loading
By Francis O. Otuonye
A time series and system analysis modeling technique was applied to signals from strain egages mounted on a fully grouted resin roof bolt and signals from accelerometers mounted on the bolt head and r
Jan 1, 1987
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The Largest Rock Fill Dam in the United States
By L. L. Oriard
he Metropolitan Water District of Southern California (MWD) supplies water to some 16 million people in a semi-arid region. Most of this water is imported. Some of the supply lines cross over the San
Jan 1, 2000
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Penetration Analysis of a Shaped Charge Jet into a Concrete Target
By Joseph Indeck, Seokbin Lim, Andrew Thompson
In the design of explosively driven penetration devices, understanding the impact conditions between the explosively propelled penetrator and the target is one of the most important steps in optimizin
Jan 1, 2011
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Kanalku Falls Blasting for Fish Habitat Improvement in Alaska
By Catherine T. Aimone-Martin, Kristen Kolden
In August of 2013 the USDA Forest Service (USFS) blasted bedrock at the base of a waterfall in Kanalku Creek within the Kootznoowoo Wilderness Area on Admiralty Island in the Tongass National Forest l
Jan 1, 2015
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Digitization for Optimization: Easier and Cheaper
By Benjamín Cebrián, David Flores, María Rocha Gil
This document shows the evolution of drilling and blast digitization process, savings and trends in a mine, using new technologies that creates business opportunities and general improvement of D&B pr
Feb 1, 2020
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Reactivity and Spontaneous Detonation
By Alastair Torrance, Italo Onederra, Do Sun Kim, Kush Patel, Gary Cavanough
Reactivity of ammonium nitrate-based explosives is associated with the presence of sulphide in the ground reacting with explosive products and in some instances causing spontaneous reactions which can
Jan 1, 2019
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The Influence of Blast Fragmentation on Loadability in Sublevel Caving
By Daniel Johansson, Markus Danielsson, Håkan Schunnesson
In sublevel caving, blasted material flows gravitationally into the drawpoint from above in a periodical manner. This type of flow behavior entails muck pile conditions that are variable along the cou
Jan 1, 2018
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Improving Geologic Knowledge with IOT Sensors on Blasthole Drills
By Steven Putt
The paper presents new results from Datacloud during recent Seismic While Drilling trials in iron ore, metallurgical coal, and hard rock mines around the world. The measurements are compared with wire
Feb 1, 2020
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Application Electronic Initiation System in Hot and Reactive Ground Conditions
By Muhammad Yamani, Marsell Riviera, Herry Saputra, Rizky Amin
Drill and Blast processes in hot and reactive ground conditions are a severe challenge in mining, especially in the blasting process. Our main objective is safety issues without compromising the blast
Feb 6, 2023
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A Linear Interpolation of Vibration Waveforms for Varying Seed Waveform Vibration Modeling
By Ruilin Yan, Kameron Ray
This paper reports a simple approach to model the waveform change due to travel distances based on the field measurement. A linear interpolation is used to estimate the waveform at a distance from two
Jan 1, 2014
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Case Study - Pumpable Emulsion Trials in Tunneling and Stoping
By Eduardo Berger
This paper describes a mechanized loading system, the HYDRODOSE, which allows the use of pumpable emulsions in underground mining. It also describes a pumpable emulsion explosive for small diameter ho
Jan 1, 1991
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New Methodology in Measuring Experimental Results of Linear Shaped Charges Using Digital Software
By Kevin Phelps, Jason Baird, Philip Mulligan, Dominique Nolan
Determining the transitions from run-up to optimal cut length and optimal cut length to run down, without bias, from the penetration of a linear shaped charge (LSC) is difficult. The stresses applied
Jan 1, 2013
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Design of a Passive Underwater Pressure Gauge
By S. Lim, G. Walsh, V. Romero
The cable television show, Mythbusters, contacted the New Mexico Institute of Mining and Technology requesting a pressure gauge to be used in underwater testing. The requirements for the gauge were: i
Jan 1, 2009
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Unique Renewable Alternative Fuel for ANFO Applications
By Mark Mammele, John Bowles
With the continuing rise in the cost of petroleum products and the focus on the increasing use of renewable resources, a readily available, economical replacement for fuel oil in ANFO is the logical n
Jan 1, 2008