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Remote Radio Control Blasting
By Scott Gustfason, Richard N. Snyder
What is a safe stand-off distance? Recent mishaps using conventional blasting equipment have seen flyrock as distant as 3,750 feet from the blast area, or close to three-quarters of a mile, therefore,
Jan 1, 1987
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Frequency Analysis and the Use of Response Spectra for Blast Vibration Assessment in Mining
By David E. Siskind
In the period 1989 to 1994, the U.S. Bureau of Mines assisted the Office of Surface Mining, Reclamation and Enforcement (OSM) in studying a high-complaint situation near an active surface coal mine. A
Jan 1, 1996
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Evaluation of the Methods to Determine Constituents of Bulk Commercial Explosives used in the Mining Industry
By Kush Patel
This paper presents methods currently available for the evaluation of bulk explosives and discusses the results of the evaluation of bulk explosives using each of the methods. Through the preliminary
Feb 1, 2020
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Journal: Old South Pole Demolition
By John Horgan, Ethan Marcoux
Explosives have been used to demolish many unsafe structures around the world. However, it is unlikely any demolition job has ever involved destroying buildings already buried 40 feet (12 meters) into
Jan 1, 2015
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Digitization for Optimization: Easier and Cheaper
By Benjamin Cebrián, María Gil, David Flores
In many occasions during the Mining operation life, blasting engineers find different and controversial results of fragmentation, dilution or wall control for the same geotechnical domain and blast de
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Remotely Piloted Aircrafts (RPAs) as an Everyday Tool for Quarry Planning and Blast Design.
By Jose Luis Pineda Villarreal
New technologies emerge every day with practical applications for open pit mining. For every operation, managers need to understand the best way to increase efficiency in drilling, blasting, fragmenta
Jan 1, 2018
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Geotechnical Slope Remediation Via RC-drilling And “Controlled Slope Failure Blasting
By Tyler Acorn
In December of 2009 an estimated one million ton slope failure activated a 10 million ton mass impacting use of the main ramp system in the Newmont Gold Quarry pit. The failure left behind a 400 foot
Jan 1, 2011
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A Review of Contemporary Blast Design Data and Rules of Thumb
By David La Rosa, Matthew Craft, Lee Julian
Rules of thumb are ubiquitous in blasting. Typically presented as ratios, they assist with the initial assumptions of blast design and provide guidance for best practice. Examples include the blast ho
Feb 6, 2023
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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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Observations from the Laboratory Testing of Resistorized Electric Detonators
By David Leidel, James Stuart
The 50 ohm resistorized electric detonator is commonly used in the oilfield for initiation of wireline conveyed perforating guns and other downhole explosive tools. This type of electric detonator pro
Jan 1, 2010
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Dilution and Ore-Loss Optimization in Underground Mines
By Sami Kara, Marsel Nabium
As a mining project is developed from conceptual to production phases, there exists a variety of uncertainties and difficulties that affect the operation’s designs and economic values. A notable desig
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Dilution and Ore-Loss Optimization in Underground Mines
By Sami Kara, Marsel Nabium
This paper provides an overview of the solution applied in underground Silver mine in Russia. The paper reviews the dilution problem throughout the entire mining process, and provides a rational appro
Feb 1, 2020
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Prototype of MEMS-based Accelerometric Network for Continuous Monitoring of Blasting Efficiency and Seismic Velocities
By M. Szumny, P. Mertuszka, K. Fuławka
Mining-induced seismicity is one of the adverse side effects of mining with the use of explosives at great depths. Disturbance of the primary stress state by the development of the network of excavati
Jan 1, 2024
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Effect of delay time on stress induced damage and fragmentation: An analysis of the findings of small scale tests using observations of free face movement and calculations
By N Gkikizas-Lampropoulis
Selection of delay times to optimize fragmentation has been a controversial topic among researchers and blasting practitioners. This paper interprets previous experimental information on the effect of
Jan 1, 2016
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Success Case: Technical and Operational Assurance of Blasting Near Neighboring Mine Structures
By Hector O. Romero, Paulo C. Fernández A, Claudio C. Gajardo
Phase 06 of the Los Bronces mine, currently under extraction for development, has the particularity of being close to the installations and buildings of a neighboring copper mine. Therefore, the blast
Jan 21, 2025
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Low Level Continuous Vibration and Potential Damage
By Edward J. Jr Walter, Edward J. Walter
The vibration problem is approximately fifty years old. The original investigation of the U.S. Bureau of Mines was begun in 1930. Significant investigation into the problem was done by Crandell, Lange
Jan 1, 1979
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Tester for SCB Detonators
By John Arrell, James Stuart
We have developed a tester that is uniquely able to measure the no-fire power level of certain types of electro explosive devices (EEDs). In the past, it has been difficult to establish a no-fire powe
Jan 1, 2011
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Using Artificial Intelligence and 3D Imaging to Provide Real-time Particle Size Analysis on Haul Trucks
By Saeed Karimifard, Saman Nouranian, Shahram Tafazoli, Bahram Sameti, Frank Chu, Caitlin McKinnon, Tetiana Konstantynivska, Glen Turner
Continuing blast optimization is the cornerstone of any mine-to-mill approach, and particle size analysis is a key metric for meeting blast targets to reduce overall energy consumption and operating c
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Effect of Impact on Pre-Squibbed Fireworks
By Paul Worsey, Yasutaka Dote
The choreography of large fireworks displays dictates electric initiation for precise timing. It has been common practice to pre-squib products before transportation for reducing set up time. A number
Jan 1, 2009
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The Environmental Disturbance from Special Effects Blasting in Open Water
By C. Adcock, R. Farnfield, G. Adderley
The use of explosives to create special effects in the film industry is a well-known past time. A recent production required simulation of a large scale water splash from the effect of a statue fallin
Jan 1, 2010