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Northern Link - Tunnel Blasting In Environmentally Sensitive Surroundings - Using NCVIB
By Donald Jonson
Stockholm’s Northern Link, currently Europe’s largest urban road tunnel project, will be about 5 km long from west to east. Running through two separate, mostly parallel tunnels, each with 2-4 lanes,
Jan 1, 2009
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Applying Wireless Initiation System to Reduce Personal Risk Exposure and Optimize Blasting Sequence and Operational Cycle Time
By Alejandro Berrios, Matheus DaSilva, Erick Siqueira
Vazante mine is an underground polymetallic mine that produces zinc, lead, and silver, which belongs to Nexa Resources in Minas Gerais, Brazil. The mine, a sublevel stope underground mine, mainly appl
Jan 21, 2025
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Implementation of a Remote Blasting Engineering Center in Peru
By Jorge Cárdenas, Luis Huaroc, Máximo Cari, Nestor Delgado
In Peru, after four years of pandemic, some mining companies have chosen to install integrated operating centers in central offices where through network technology and video surveillance it allows th
Jan 21, 2025
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Utilising a Dual Belly Auger MPU to Manufacture Bulked Inhibited Explosives
By Jason Rock, Rob Thompson, Lee Julian
This paper presents an innovative shift in inhibited bulk products with specific reference to their manufacture and application.
Feb 1, 2020
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Seismic Modelling Control Of Blasts In A Nuclear Power Plant
By Alain Blanchier, Pascal Bernasconi
Blasting operations took place on Channel coast NW of France to extend Flamanville Nuclear Power Plant (EPR new generation). The closest operating reactor building was monitored by a 24 remote vibrati
Jan 1, 2008
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Comparison of Traditional Signature Hole Technique and Monte Carlo Approach
By Braden Lusk
Vibrations as a result of blasting practices in mining engineering are a complex phenomenon controlled by many variables. Mine blast vibration modeling and prediction is becoming more important as a c
Jan 1, 2013
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Time-retarded Chemistry Tweaks Shock/heave Ratio
By Michael Wieland
Work-principle computations for explosions underwater or in rock reveal the way the thermodynamic characteristics of surrounding material influence the resulting shock and heave. To reach total thermo
Jan 1, 2008
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Current Advances in DMC_BLAST Modeling
By Dale Preece, Stephen Chung, D. Scott Scovira
The DMC_BLAST (Distinct Motion Code) has been developed to model rock motion and displacement during the gas expansion phase after the detonation of an explosive in a borehole. Recently, a designated
Jan 1, 2000
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Gurney’s Journey—pipe-bomb Fragments And Fumes
By Michael Wieland
The thrust of this report is to overcome some of the technical deficiency in the scientific methodology that correlates the work output during a charge explosion to the resulting toxic fumes. Thermody
Jan 1, 2010
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A Method to Measure Detonation Front Curvature of Emulsion Explosives
By Nikolaos Petropoulos, Ulf Nyberg, Ulf Stenman, Daniel Johansson, Håkan Schunnesson
The optimization of the explosive performance is of great importance since blasting is extensively used in civil projects and mining industry. An improved understanding of how the energy from the deto
Feb 1, 2020
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2000 Blasting in the New Millenium - Moving Forward
By Steve Dillingham
With the millennium fever all but faded, we look to a new century filled with awe and excitement. We step forward in time, marveling over the achievements of the 20th century and wondering what the ne
Jan 1, 2002
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Voronoi-based numerical investigation of fragmentation and gravity flow of SLC
By Armin Iravani, Changping Yi, Matthias Wimmer, Daniel Johansson, Santiago Gómez, Håkan Schunnesson
Sublevel caving (SLC) is a mass mining method based upon the utilization of gravity flow of blasted ore and caved waste rock. Drilling and blasting are the initial and the major impact on primary frag
Feb 6, 2023
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Numerical Simulation of FRP Strengthened Reinforced Concrete Slabs under Blast Loads
By M. K. Ameen, R. El-Hacha
This paper presents the analytical results obtained from numerical simulation of reinforced concrete slabs strengthened with various FRP systems and subjected to blast loading. A three-dimensional fin
Jan 1, 2010
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"High Fidelity Computer Modeling of Air-Deck Behavior during RockBlasting"
By Dale S. Preece, Ruilin Yang
"Air-decks are often employed for presplitting along the final highwall of a blast and are sometimes also included at the bottom or in the middle of explosive columns in the production portion of a bl
Jan 1, 2017
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Review of flyrock incidents in surface mining and the limitations of current predictive models
By T. Szendrei, S. Tose
This paper will review several flyrock incidents that occurred recently in the South African mining industry to highlight that potential difficulties of the historical approaches to the problem of fly
Jan 1, 2024
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Conformal Symbolic Regression Applied to Rock Blasting Vibration Prediction
By Anderson da Cunha Meireles, Pedro Garcia, Ernst Young, Leandro Coelho, Carlos Eduardo Soares Feliciano, Key Fonseca de Lima
Rock blasting is a crucial technique employed in mining construction and quarrying industries to fragment large rocks into smaller, more manageable pieces. However, it often generates ground vibration
Jan 21, 2025
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Predicting Vibration Through Linear-Regression Modelling
By Anthony Konya, Calvin J. Konya
The publication, RI8507, from the U.S. Bureau of Mines established an envelope equation that related scaled-distance to peak particle velocity in an attempt to predict ground vibration in the design p
Jan 1, 2018
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Effect of Blasting Vibrations from Deck Blasts on Pit Wall Stability
"Large scale open pit mining and quarrying operations dictate safe and reliable pit wall stability. The current approach of employing the particle velocity-scaled charge distance approach to estimate
Jan 1, 2017
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Underwater Blasting Effects on Structures –A Model Approach
By Chris Breeds, Larry Leone, Jerry Wallace
One of the Authors was recently retained to provide a professional engineering analysis of the potential impacts from underwater blasts used to enlarge intake tunnels at the Cheesman Dam near Denver i
Jan 1, 2012
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Investigating Planer Propagation of a Shockwave in a Shock Tunnel
By Joshua Hoffman, Braden Lusk, David McLane, John Rathbun
The research conducted previously on Shock-Tunnel Waveform Analysis gave a brief insight into the propagation of a shockwave within a shock-tunnel compared to that of an open air arena test. As a refr
Jan 1, 2012