Search Documents
Search Again
Search Again
- Relevance
- Most Recent
- Alphabetically
Sort by
- Relevance
- Most Recent
- Alphabetically
-
An Analytical Approach For Diagnosing and Solving Blasting Complaints
By Douglas Rudenko
Have you ever had a neighbor complain about a blast one day, but says the next day’s blast was better, even though the Peak Particle Velocity (PPV) increased? How about neighbors that complain about a
Jan 1, 2002
-
An Automated Approach to Blast Optimization Through Performance Monitoring of Blast Hole Drills and Mining Shovels
By M Scoble
This paper will report on the application of data collected through the performance monitoring of large diameter surface rotary blasthole drii and electric mining shovels, in an integrated approach to
Jan 1, 1992
-
Blast Design Methodology for Surface Mines: An Integrated Approach to Optimization - Part 2
By G. R. Adhikari
Step 4: Selection of explosives and initiation system Various types of explosives are manufactured in India and a wide choice is available among them that include nitroglycerin based explosives, slurr
Jan 1, 2002
-
Blast fragmentation model to increase mill productivity and optimize resources based on the Mine to Mill Methodology
By A. Ribeiro
The effective utilization of resources and process optimization play a crucial role in the sustaining and growth of overall businesses. This principle holds true in the mining sector, where particular
Jan 1, 2024
-
Blasting Seismograph Comparison in Side-by-Side Blast Monitoring Tests
By Kenneth Eltschlager, Jim Ratcliff, Michael Mann, Edward Sheehan
The Appalachian Blaster Certification Delegation initiated a study to compare the consistency of measurements from blasting seismographs. Six blasts were monitored at surface coal mines in West Virgin
Jan 1, 2015
-
Case Study: Technology Application for a Hardness Model in Minera Caserones
By Hernan Navea, Carlos Alvarado, Exequiel Nuñez, Matías Suarez, Jhon Silva, Bryan Townsend, Bryan Caceres, Felipe Pontanilla
Nowadays, technology dominates all aspects of human activities, and drilling and Blasting (D&B) is no exception. In most cases, the use of technology in D&B is focused on controlling individual activi
Jan 21, 2025
-
Choosing the Right Delay Timing for the Blasting Application, Optimization and Maintaining Field Controls
Choosing the correct delay time for many blasting applications is an important and critical blast design parameter for controlling fragmentation, muckpile shape, swell, digability, throw, ground vibra
Jan 1, 1998
-
Correlating Near-Source Damage from Single-Hole Explosions to Seismic Waves
By Randy Martin, Jessie Bonner, Peter Boyd, Mark Leidig, Timothy Rath
We conducted the Vermont Damage Experiment in central Vermont during July 2008. Five single-hole explosions with yields ranging from 60.8 kg (134 lbs) to 122.5 kg (270 lbs) were detonated in homogeneo
Jan 1, 2010
-
Crater Blasting Techniques and Designs in Compacted Soils
By Patrick D. McLaughlin
Crater blasting techniques have had relatively little application in the surface mining industry. This is not surprising, considering the geometry required to efficiently use cratering. The more widel
Jan 1, 1992
-
Drilling & Blasting of a Small Diameter Shaft Next to Historic Structure
By Corry Goumans, Ron J. Elliot
This paper discusses the challenges encountered in drilling and blasting of a small diameter shaft underneath a parking garage in historic Gastown, Vancouver, BC. This project involved drilling in a r
Jan 1, 2004
-
Effects of Particle Size Distribution on Loading Performance
By Gungor Tuncer, Ali Kahriman, Abdulkadir Karadogan, Umit Ozer, Ertugrul Kaya, Kagan Ozdemir
The results of bench blasting on quarries, have important influences on the performance of subsequent mining activities such as loading, hauling, crushing, grinding etc., and the total costs of that m
Jan 1, 2008
-
Experimental Method to Evaluate the Vibrational Behavior of low Energy Explosives and Their Impact on Slope Damage Control
By P. Lozada
The objective currently demanded from controlled blasting techniques is to minimize damage to the remaining rock mass while protecting the integrity of mine walls and ensuring the quality of the fragm
Jan 1, 2024
-
Guidelines of Overburden Casting
Since the ecrly 1970's several factcrs have changed. In the East the larger tracts of coal mined with large eauipment are being dePleted, The cost of moving the larger equipment from small tract to s
Jan 1, 1989
-
Impact of fine Aluminum on ANFO Explosives
By O. Rielo, P. Katsabanis
Traditionally fine aluminum is not used in dry commercial explosives due to the hazard associated with aluminum dust explosions during mixing. An industrial process has been developed which enables th
Jan 1, 2009
-
Laser Profiling and Computer Aided Blast Design using the Criterion Survey System and Win-Profile Analysis Software (b3a04a88-253a-4339-a3ec-70b988aee07d)
By Steve Colburn
The CRITERION Survey Systems utilize both theodolite mounted and hand held reflectorless distance meters. These are eye safe, easy-to-use, and specifically designed to endure the harsh environments ch
Jan 1, 1997
-
Lightning Detection and Warning Systems
By William H. Highlands
Lightning is a natural phenomenon which poses a potential hazard to people, structures, and equipment unless adequate protection is provided. The type of protection required is related to the nature a
Jan 1, 1989
-
Marvel Loch – Core and Shell Mass Blast
By Joseph Hoang, Nick Reed, Scott Wishart, Michael Lovitt
Marvel Loch Underground forms part of St Barbara Limited’s Southern Cross Operations which is located 360km (224 miles) east of Perth. Southern Cross Operations produces approximately 120,000 ounces o
Jan 1, 2012
-
Modeling VOD and Initiation Effects on Blast Vibration PPV Using Nonlinear Charge Weight Scaling and Variable Time-window for Charge Elements
By Mathias Jern, Ruilin Yang
A blast vibration model has been developed that simulates effects of almost all blast design parameters on the blast vibration peak particle velocity (PPV) from a production blast with multiple blasth
Jan 1, 2019
-
Optimization of Blast Design Parameter for Ring Blasting in Underground Hard Rock Mine Using Numerical Simulation
By VIVEK KUMAR HIMANSHU, Murari Prasad Roy, Kaushik Dey, Rakesh Kumar Singh, Ashish Kumar Vishwakarma
Sublevel stoping is commonly adopted method in underground hard rock mining. Proper planning and its execution is the key requirement for stope extraction using this method. The stope extraction has b
Feb 6, 2023
-
Plug Blast for a Powerhouse Intake Using an Unusual Technique
By Terry Matts, Bruce Ripley, Clark Fletcher, Paul Rapp, Stan Holtby, Jim Dent
The Stave Falls Project of BC Hydro, situated 65km east of Vancouver, BC, Canada, involved the construction of a new two-unit 9OMW hydro-electric facility to replace an existing powerhouse. The final
Jan 1, 2000