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Blast Vibration Modelling - An Instrument to Optimise Quarry Production
By Drew Martin
In March 2010 the Boral Linwood Quarry, Adelaide South Australia, implemented the blasting contractors Monte Carlo Blast Vibration Model as part of their blast design process. The Linwood Quarry was d
Jan 1, 2012
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Blast design optimization system to improve mining downstream operations by adapting the explosive energy to the rock mass based on drill monitoring data
By P. Couceiro, J. Navarro
A new methodology to perform selective blast designs by adapting the explosive energy, hole by hole (or in the hole), to the rock properties as a combination of their strength properties through the X
Jan 1, 2024
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Vibration Effects of Coal Pit Blasts on Tower Pithead Concrete Structures
By Mark Svinkin
To save time for construction of coal pits, the contractor decided to combine erection of the tower pitheads with digging of skip shafts to the depth necessary for placing proper coal pit equipment. I
Jan 1, 2004
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Journal: 100 Years / Arms & Explosives London October, 1909
By Robert Hopler
Testing Stations Abroad At the Seventh International Congress of Applied Chemistry, Drs. Mente and Will communicated a paper on the above subject. All large coal-getting countries employ testing stati
Jan 1, 2010
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Slope stability through the application of low-energy explosives technology
By Jorge Cárdenas, Diego Gamarra
In previous phases of the mine, a landslide resulted in several losses in production delays. The stability of slopes in a mining operation is critical for the sustainability of the operation, as they
Jan 21, 2025
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Blasting Optimization Strategies for Enhanced Productivity at Mont-Wright Mine
By Joe Atalla, Jesse Desrochers, Rodrigo Hayashida, Joseph Mukendi Kabuya
The Mont-Wright mine stands as a prominent open-pit operation in Canada, renowned for its vast iron-ore reserves. However, the efficacy of its blasting operations, crucial for efficient production, ha
Jan 21, 2025
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Solving Blasting Safety Hazards with Advanced Technology
By Ronald W. Roberts
For years, blasters have experienced near-misses, injuries, and yes, even fatalities as a result of the dangerous nature of our business. Yet, some blasters continue to portray the immortal attitude:
Jan 1, 1996
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Super Accurate Detonators - A Rockblaster's Dream
By Jan Westberg, Roger Holmberg, Bernt Larsson
Over the last couple of decades there has been an increased demand from the market for precision detonators, partly because of a need for better blasting results and partly because of a need for bette
Jan 1, 1988
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A Work Area Monitor (WAM) to protect Blast Crews from Rock Falls
By David Scutt, David Noon
Blast crews are exposed to a number of major hazards including explosives and chemicals, ground conditions, machinery, unique work environments and specific blasting hazards such as fly rock and misfi
Jan 1, 2011
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Using Explosives to Clear Manhattan's East River of Navigational Hazards -- The Great Hell Gate Poject of the 1870's
By Robert B. Hopler
Reefs, exposed rocks, and fast currents made the Hell Gate section of New York's East River a treacherous passage ever since man attempted to sail through the area. As the harbor's importance grew, at
Jan 1, 1981
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Analysis of Blast Pattern to Evaluate Extent and Causes of Overbreak in Large Cavern
By S K. Mandal, S Dasgupta
"Damage is classifi ed as loss in the integrity or deterioration in the quality of rock massand is infl uenced by methodology of excavation on the geo-technical properties of rockmass. Overbreak, on t
Jan 1, 2008
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Method for Developing Explosion Damage Potential Contours in Urban Areas
By Braden Lusk
The problem of predicting damage in densely developed areas due to incidental or malicious explosions is one of considerable importance to local, state, and federal governmental bodies. The difficulty
Jan 1, 2010
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Burden and Spacing Effect on Underground Limestone Fragmentation using Quantitative 3D Modeling
By Mark Spaniel
Computer 3D modeling to evaluate the potential underground blasting fragmentation performance based on rock within calculated damage radii along drillholes, as well as the burden distance from explosi
Feb 1, 2020
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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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Application of Geostatistical Tools in Measurement While Drilling to Assess Geotechnical Rock Conditions in Sublevel Caving
By Clara Godoy, Álvaro Dapía, Paulo Couceiro, Håkan Schunnesson, Juan Navarro
This paper applies geostatistical tools in Measure While Drilling (MWD)data to estimate the probability distribution of values in all the points of the studied domain in order to assess the continuity
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Rock Fragmentation Prediction Using Machine Learning
By Ankit Jha, RICHARD AMOAKO
In this paper, we examine the challenges associated with the use of empirical rock fragmentation models. We highlight key parameters omitted by these models, and propose a machine learning approach th
Feb 1, 2020
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Explosion Hazards and Quantity-Distance Regulations – A Review of their Physical Basis
Currently there exist several explosive quantity-distance (Q-D) rules variously exercised by most countries to protect personnel and property against the effects of accidental explosions. These regula
Jan 1, 2011
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Experimental and Numerical Investigation of the Effects of Jointing on Fragmentation
By Nikolaos Petropoulos, Changping Yi, Daniel Johansson, Håkan Schunnesson
The effect of jointing on fragmentation by blasting was investigated experimentally and numerically. Firstly the experimental results were presented. Then the numerical modelling based on the experime
Feb 1, 2020
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Assessment of Blast Energy Usage and Induced Rock Damage in a Hard Rock Blasting
By M. S. Dotto
The knowledge of the explosive/ rock mass interaction process is important in predicting blast performance. It includes understanding rock properties, energy usage, and attenuation in the rock mass. T
Feb 1, 2020
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Drilling and Blasting Techniques for Sinking a Well in a Water Reservoir-A Case Study for Underwater Controlled Blasting Methodology and Monitoring
By Deepesh Yadav, B. S. Choudhary
Underwater drilling and blasting is conducted for deepening of sea channels for port berths, lake or reservoirs for water supply etc. so that rock dredging becomes easier. During this process there ar
Jan 1, 2018