Regulatory. 1 (i) Explosives – selection of type to be used. 3. 1 (ii) Explosives – determination of the properties which will produce desired results at an acceptable level of risk. 3. 1 (iii) Explosives – handling, transportation, and storage. 2. 2 (i) Blast designs – geologic and topographic considerations. 5.
Module 3. Surface-Blast Design 1-36 Overview 1-5 Objectives 6 Highwall Stability 7-9 Control Blasting 10-12 Hole Diameter and Depth 13 Blast Theory 14-16 Review Questions / Answers and Discussion 17-18 Blast Design 19-33 Review Questions / Answers and Discussion 34-36 Module 4. Blasthole Drilling 1-27 Overview 1-3 Drilling Methods 4
rock on surface coal mining operations. After blasting, a dragline, trucks, shovels, or other heavy equipment remove the rocky overburden to expose the coal seam. The mine operator must develop a detailed blast plan demonstrating how the blasting will be conducted to comply with West ia's regulations and to prevent damage.
Explosive Engineer at AEL Mining Services City of Johannesburg, Gauteng, South Africa 500 ... Metallurgy, Underground and Surface Mining,Maintenance Management and Explosive Engineering. Strong engineering professional graduated from University of Johannesburg. ... • Interpretation of blast design data for safe and efficient blasting
2 Blasting News I First Quarter 2016 Contact Details: Eubulus Pillay - Editor Tel: +27 11 606 0313 [email protected] Disclaimer This publication does not necessarily reflect the views and opinions of AEL Mining Services Limited management.
Oct 01, 2018· Moreover, in the design of the underground mine blast, it is common to use twice powder factor than that of open pit blasting to ensure fine breakage in the limited space available. 1 Thus, it is important to prevent adverse phenomena caused by the concentration of energy, especially in the lower part of the ring, by improving the quality of ...
Professional Engineer working at the Diavik Diamond Mine as a surface mine planner. Jointly responsible for short and medium range mine plans alongside cross-shift. This includes drill and blast design, preparing the rolling two week and three month plans, pit design, dump design and closely working alongside surface operations to improve ...
blast modelling and design data with measured ... surface blast controller that sends the blast signal and the terminator, which ... benefit of the system is a reduction in the blast misfire rates. The mine is developing multiple orebodies over a vast area and across multiple
of open pit mine design and the application thereof, whilst having the chance to interact with experts in the field. The course is comprehensive and is based on both the undergraduate and postgraduate Surface Mine Design Engineering courses presented in the Mining Engineering degree programmes at the University of Pretoria.
The design of underground blasting rounds can utilize two types of the rounds: those with one free face and those with more than one free face. Single-face rounds are used in development openings (tunnels, shafts, raises) and the methods of mining such as room …
The Southern African Institute of Mining and Metallurgy Surface Mining 2008 A Ndibalema _____ Page 101 Figure 2: Optimum cost per bcm Types of Blasting performed at Geita Gold Mine All blast designs at GGM are completed by the Drill & Blast Engineers with input from Production, Geotechnical and Geology departments. Production Blast
Apr 06, 2012· Blasting solutions company AEL Mining Services has significantly reduced the amount of time deep-level mining crews are exposed to possible fall-of-ground (FoG) conditions, with its proven ...
for surface and underground mining, bulk emulsion manufacturing plants and modular initiating systems assembly plants. In addition, AECI Mining Explosives offers underground mobile and fixed emulsion pumping systems. Blast Consult This division offers technical services like blast monitoring, design, timing, fragmentation
Remote Firing Devices offered by Becker Mining Systems. With full two-way blast control, they deliver a safe and secure remote central blasting system. Now with increased firing capacity and additional features, SMARTBLAST ® is the smart choice for blasting in any underground, surface or …
Feb 22, 2019· AEL's newly launched Blast Consult team offers expert technical services across a wide range of related disciplines – from blast monitoring, design, timing, fragmentation analysis, technology conversion, i-Mining productivity programmes and blasting consulting services to providing
Oct 24, 2016· more control over the blast and the. surface mining sector. Eco emulsions. ... Safety is a core value within AEL and the design of its systems ensures that they are inherently safe. This means ...
AEL Mining Services is a leading developer, producer, and supplier of commercial explosives, initiating systems and blasting services for mining, quarrying and construction markets in Africa and beyond. AEL Mining Services is a Division of AECI Ghana Limited, and a subsidiary of AECI Limited, listed on the Johannesburg Stock Exchange. Job Description
The design of stope ring rounds is both difficult to optimise and time consuming. AECI Mining Explosives developed the Ring software to assist its blasting engineers with the design and optimisation of stope ring layouts in mining and civil applications.
Advanced certificate in surface Blasting technology Blast perfomance, ... Initiation and timing of the blast,Blast design Principals. AEL Mining Services Explosives Engineer Certificate Surface and Undergound Blasting, Drilling Pratices, rock and minerals. 2016 - ...
35 Surface Blasting Handbook • Type of initiation system. 17. Mitigating Flyrock risk. 36 Surface Blasting Handbook. 37 AEL Mining Services 1 Platinum Drive Longmeadow Business Estate North Modderfontein, 1645. Tel: +27 11 606 0000 Fax: +27 11 605 0000
Oct 06, 2014· AEL is proud to introduce the new series of the Surface Blasting HandbookWhat every Miner should know about Surface BlastingThe Surface Blasting Handbook has beenused with great enthusiasm as a ...
blasting, absence of initial free faces. Therefore. solid blasting is carried out, for which, Blast Design is most important factor, in order to, create free- faces for successive rows and column of holes. The important factors on which generally progress of drifts and drives depends are: 1.
Sep 01, 2011· Break it Better – Mine Blast Fragmentation. Jack Eloranta of Eloranta & Associates stresses the importance of timing a blast properly. "It may take days or weeks to drill out a pattern and loading might take hours or days. But, the time span that really matters is the interval from the detonation of one hole to the time the adjacent hole fires.
Feb 22, 2019· AEL's newly launched Blast Consult team offers expert technical services across a wide range of related disciplines – from blast monitoring, design, timing, fragmentation analysis, technology conversion, i-Mining productivity programmes and blasting …
The Blast Control Unit (BCU) provides the required blast voltage and encoded signal necessary to initiate the blast. The BCU can be used in a standalone or remote blasting mode, blasting a maximum of six blasting points from a point of safety using a Red SmartKey. The BCU can be powered from 110, 220, or 525 V and incorporates a battery back-up ...
I-BLAST 4.4: For the most versatile and powerful blasting design solution ! Whether you are a mining engineer designing blasts everyday, a manager looking for a better control of blasting operation or a blaster starting out learning how to improve blast design, DNA-Blast Software has the right tools for you.
Apr 01, 2011· Mining services company AEL Mining Services' new Quickshot centralised blasting system will assist in improving health and safety in underground mining operations, says AEL …
by AEL and other organisations to create a pre-split design which delivers a stable highwall for the ... In both surface and underground mining operations there is a need for the use of special blasting ... blast design should be considered when designing blasts to limit overbreak: