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  • ISEE
    Marine Blasting on the New Panama Canal, Pacific Entrance

    By Paulo Couceiro, Manuel Lopez Cano, Carlos Rodgriguez Calvo

    Apart from its difficult execution, underwater blasting is one of the most critical operations of the blasting techniques; mainly because of the ground vibrations - normally associated with low freque

    Jan 1, 2011

  • ISEE
    Shock Pressure Transmission Characteristics in a Granitic

    By Rakesh Raghavaraju, Bibhu Mohanty

    Prediction of fracture and fragmentation characteristics of a rock mass subjected to dynamic loads, such as in blasting remains a major technical challenge. The present study is aimed at characterizin

  • ISEE
    Underwater Blast Pressure Monitoring for the Columbia River Channel Improvement Project

    By Cathy Aimone-Martin, Kristin Dunlap Kolden

    Blasting was conducted for the Army Corps of Engineers (Corps) in the Columbia River near Saint Helens, Oregon during 2009 and 2010 to deepen the navigation channel as a final phase of a dredging proj

    Jan 1, 2014

  • ISEE
    Design Criteria for In-Situ Mining of Hard Rock Ore Deposits

    By M E. Hanson, K Chong, R H. Jacobson, S C. Way

    To create conditions for economic rates of mineral recovery in a deep, hard rock mass, enhancement of naturally occurring permeability is necessary, and may be achieved through explosives detonated in

    Jan 1, 1983

  • ISEE
    Rock-to-Sensor Transmissibility of Vibrations

    By L. M. Lopez, J. A. Sanchidrian

    This work investigates the performance of some of the measurement techniques used in vibrations from blasting monitoring. Two tri-axial geophones with cases of different size, shape and mass were test

    Jan 1, 2014

  • ISEE
    Mitigating Oil Disasters Via Underwater Explosive Lensing: A Preliminary Study

    By Jason Baird, Philip Mulligan

    This report details the preliminary calculations governing the underwater collapse of an oil pipe via explosive lensing. An explosive lens changes the detonation wave produced by an explosive by chang

    Jan 1, 2013

  • ISEE
    Safety in the Industry: Recent Development in the Classification of Eexplosives Precursors – The Modified Vented Pipe Test

    By David Kennedy, Noel Hsu, Miguel Araos

    The use of bulk explosive for mining applications started in the 50’s. Since then millions of tons of that material have been transported by road. However during that time, there have been several roa

    Jan 1, 2006

  • ISEE
    2000 Blasting in the New Millennium - Timely Claims Reporting Can Make A Big Difference

    By Steve Dillingham

    A blast site incident has just occurred. Tensions are high, and, as the blaster, you’re in charge of the crisis at hand. Your mind is reeling, your thoughts frantic. The main areas of concern for you

    Jan 1, 2002

  • ISEE
    Strategies for Creating or Rebuilding an ISEE Student Chapter

    By C. Kosloski, E. McCullough, A. Fox, S. Reed

    This paper serves as a reference guide for creating or strengthening student chapters of the International Society of Explosives Engineers. This includes chapters that are just starting, currently und

    Jan 1, 2016

  • ISEE
    Considerations in Pre-Split Blasting for Mines and Quarries

    By J Lyall Workman, Peter N. Calder

    "Presplitting is a technique mines and quarries may use to produce high quality final pitwalls. Damage from backbreak can be minimized, thereby insuring the final pit walls standat the designed angle.

    Jan 1, 1993

  • ISEE
    Precision Presplitting: Explosive Load Variations with Spacing

    By Calvin Konya, Anthony Konya

    Presplitting is a form of blasting that when executed properly will create a smooth wall that will minimize secondary conditioning. In recent years, presplitting has become a popular technique to be u

    Jan 1, 2017

  • ISEE
    Blast Induced Vibrations in Malmberget

    By Anders Nordqvist

    LKAB operates an underground iron ore mine in Malmberget in the northern part of Sweden. Twelve different orebodies are mined today using both longitudinal and transversal sublevel caving as mining me

    Jan 1, 2018

  • ISEE
    Varying Stemming Heights Based on the Horizontal Relief Available to Each Hole

    By Neal Lee

    Reduced relief horizontally means an increase in energy expended vertically into the rock surrounding the stemming column, and potentially through the stemming column. The vast majority of holes in an

    Feb 6, 2023

  • ISEE
    A Review of Recent Accidents Involving Explosives Transport

    By James Rowland, Richard Mainiero

    When most people think of explosives transport they think of a hazardous operation. We all know that we aren’t allowed to transport explosives through tunnels and are discouraged from traveling throug

    Jan 1, 2008

  • ISEE
    Improving Blast Preformance with High Density Toe Loads

    By John Floyd, Larry Wardrip

    A series of tests were conducted to evaluate the performance of a high density, high velocity cartridged explosive. The tests included two production blasts in a limestone quarry and two production bl

    Jan 1, 2002

  • ISEE
    Spectral Division Deconvolution of Blast Vibration Signals for Signature Estimation

    By Lifeng Li, Jhon Silva-Castro

    "Signature Hole Technique is one method to assess the vibration waveform of a production blast.Methematically, it is the convolution between a prior measured waveform of a single blast hole (signature

    Jan 1, 2017

  • ISEE
    Journal: 100 Years / E.I. du Pont de Nemours Powder Co. Wilmington, Del 1910

    By Robert Hopler

    INTRODUCTION NOT so very many years ago the farm was about the last place where one would expect to find up-to-date mechanical appliances. Steam, explosives, electricity—the factors which have made th

    Jan 1, 2011

  • ISEE
    Journal: 100 Years / DRIVING HEADINGS IN ROCK TUNNELS Transactions of the American Institute of Mining Engineers New York 1910

    By W. L. Saunders

    RBH Note: In the early days of drill & blast tunneling the jobs utilized large crews of drillers and muckers. Advance per round was limited (typically around four feet) but two rounds per 8-hour shift

    Jan 1, 2011

  • ISEE
    Trim Blasting Designs in the Morenci Mine

    By Karl Christopherson, Vanessa de Viterbo

    Trim blasting is an integral part of the mining processes at the Morenci Mine, a Freeport-McMoRan Copper & Gold Inc. property. Trim blasting near high-walls or Finals blasting requires a tighter distr

    Jan 1, 2011

  • ISEE
    Full Emulsion Application Development for Underground Galleries

    By Gloria Contreras

    The study aims to optimize the density of holes per tunnel section. The energy distribution, the one with the highest density, is used in the center of the diagram and is distributed homogeneously to

    Feb 1, 2020