Open pit blast design analysis and optimisation pdf

Open pit blast design analysis and optimisation pdf
Optimization Of Blasting Design Parameters On Open Pit Bench A Case Study Of Nchanga Open Pits Victor Mwango Bowa Abstract: In hard rock mining, blasting is the most productive excavation technique applied to fragment insitu rock to the required size for efficient loading and crushing. In order to blast the insitu rock to the desired fragment size, blast design parameter such as bench height
Blast design correlation (Cunningham, 1983) A correlation exists between the many different blast configurations and the mode of breakage. Rock type correlation ( Lilly,1986 ): The properties of a rock will modify the amount of breakage that will occur.
CESECO – Technical and Economic Analysis of open-pit mining operations 2014 – 2015 Training program for managers and engineers in the mining industry
The overburden in Pit 5 is drilled on a 10 m x10 m blast hole pattern and a bench height in excess of 30 metres. The blast holes are loaded with explosives to an 8 metre stemming. In Pit 6 a 8 m x 8 m blast hole pattern is drilled and the average bench height is 20 metres. The holes are loaded to a 6 metre stemming length. The major issues resulting from poor overburden blasting are: poor
(PDF) Optimum design of open pit mines – ResearchGate A fundamental problem in open pit mine planning is that of determining the optimum ultimate pit limits of the mine. These limits are that pit contour which is the result of extracting a volume of
A blast master plan is the tool that harmonizes all the aspects that need to be considered in a pit regarding blasting, and involves different departments whose …
Search Heuristic, Open Pit, Optimisation, Simulated Annealing, Stockpile, Tabu Search . ii optimisation of open pit mine block sequencing Abstract An important stage in openpit mining is to determine the optimal sequence of block extraction, which affects mining profitability considerably. problem which A arises in this stage, pit mine block sequencing problemopen , is defined in order to

Open Pit Metals Solutions Deswik

Technologies for Optimizing Drilling and Blasting in Open
Case Study Combined Production and Trim Blasting Case Study Combined Production and Trim Blasting Batu Hijau copper-gold open pit mine, an efficient blast design process that seamlessly flows
allows developing a complete open pit blasting design with all their elements: establish a blast area, to configure a design, (with the corresponding data as burden, spacing, hole diameter, length, etc.), charge explosives, insert delays in hole and in surface, tying holes and others.
The Academy of Blasting and Explosive Technology has spots available in our upcoming course, Open Pit and Quarry Blasting Optimization. This course will teach students how to design, execute, and
Addresses the challenge of optimizing the design of blasts for open pit mines and quarries. Assists drill and blast engineers, students of mining, civil engineers or engineers not directly involved in blasting practice. Hardcover, 339 pp., 1996.
Vulcan Open Cut Drill and Blast (pdf) The Open Cut Drill & Blast module in Vulcan allows preview of a drill and blast pattern before it is set, ensuring potential …
Fast, efficient drill and blast design for open pit mining method s • Construct hole templates with design parameters such as fixed/variable collar or toe spacing, angle changes and variable toe horizons.

Nevertheless, aiming at industrial level productivity, a robust pre-defined blast design must be used to drive the subsequent operations, with minimal adjustments if any. This paper proposes an innovative approach to the solution of the blasting problem, as an alternative to conventional optimization …
New functionalities. 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 …
to blast larger, combination (production and trim) shots resulting in a reduction in production down time due to clearing the pit and creating larger dig faces.

35 GMMJJ Vol. 15, No. 1, June, 2015 Application of Surpac and Whittle Software in Open Pit Optimisation and Design* D. M. Akisa and D. Mireku-Gyimah
6 Design confirmation/back analysis.. 24 7 Training and competency.. 26. Geotechnical considerations open pit audit – guide Page 2 of 28 Introduction This document was reformatted in November 2015. At this time no material changes were made to the content of the guide, which was originally published in September 2009 under the title Guide to open pit geotechnical considerations …
The Julius Kruttschnitt Mineral Research Centre (JKMRC) has published a number of key mining and mineral processing monographs. These can be purchased through JKMRC by following the links below.
BLAST FRAGMENTATION OPTIMIZATION AT TARKWA GOLD MINE USING 6 SIGMA METHODOLOGIES Miss Alexandra Amiel Goldfields Ghana Ltd Tarkwa Gold Mine Abstract: Tarkwa Gold Mine is owned by Gold Fields Ghana, IAMGOLD and the Government of the Republic of Ghana in a 71%, 19% and 10% ratio. The mine is operated by Gold Fields Ghana. This large, low-grade, open pit…
Open pit planning includes interactive surface road design, ramp design, drill and blast design, haulage pro˜le and productivity analysis. A quick and easy Pit Optimiser allows users to create surfaces and animations and preview designs before running calculations. Automated Pit Designer automates the creation of mineable pit shells after the optimisation process has been completed. Optimised
JS”‘ International Mining Congress and Exhibition of Turkey-IMCET 2003, S> 2003, ISBN 975-395-605-3 Technologies for Optimizing Drilling and Blasting in Open-Pit Mines
The blast optimization model has been developed with simple methodologies which can be adopted by the mining industry to compare the explosive costs and achieve better blasting results and.
Abstract. One of the major problems related to blasting operations in open pit mines is the formation of cracks on the benches behind the last row of blast holes (backbreak).
This 2-day course presents basic open pit planning considerations; including technical design and optimisation to scheduling concept. You will gain: understanding of the mine planning process; from optimisation to scheduling,
Blast optimization at Kriel Colliery J r n a SciELO
Open Pit Capability Mining One have one of the largest open pit engineering teams in Australia. Their experience ranges from concept through to project implementation, including JORC 2012 and NI 43-101 Reserve Estimation.
PDF This paper studied the current cost trends associated with the drill and blast operations of an open pit gold mine in Ghana and further developed a suitably cost effective drill and blast
Pit Optimisation is used to determine the most profitable open pit, given a mineral resource and a set of economic and metallurgical parameters. It is also used to analyse stockpiles and costs over time.
In order to implement an adaptive blast-design strategy for open-pit mines. Following the work of BoBo (1997). a limitation . based on newly acquired information about the rock mass. These properties must be available for a given shot before or during the drilling of holes for the shot. 3 DEVELOPMENT OF NEW SURFACE BLAST DESIGN MODELS The data collection activities described above were the
The design and scheduling of open-pit operations pose a perennial challenge to the surface mining industry. Numerous techniques and algorithms have been devised to assist the mining engineer in
Divided into two volumes, this accessible work describes the principles involved in hard rock blasting as applied to open pit mines. A large number of examples illustrate the application of the principles. The first volume introduces basic engineering concepts and the building blocks that make up a blast design. The second volume goes into more depth to provide a better understanding of the
Prior to develop the optimization process itself, an analysis was carried on site to evaluate current blast-ing procedures and their effects on pit slopes. The study comprises different stages: geotechnical and geometrical study, blast modeling and analysis, KPIs identification and blast performance evaluation. Based on this study, a series of recommendations were proposed to the Mines
Open Pit Blast Design Analysis and Optimisation – isee.org Edited by Andrew Scott, Julius Kruttschnitt of the Mineral Research Centre. Addresses the challenge of optimizing the design of blasts for open pit mines and quarries.
Studio OP is a complete design and scheduling package for medium to short term planning of open pit mines. With a highly visual and interactive environment, Studio OP is packed with tools that make designing pits and waste dumps, preparing data and scheduling a breeze. – starcraft 2 legacy of the void optimization guide Open Pit Blast Design – Analysis and Optimisation. Edited by Andrew Scott This book addresses the challenge of optimising the design of blasts for open pit mines and quarries. It presents a practical approach to the design and assessment of blasts, and demonstrates how blasting operations can be engineered not only to solve classic blasting problems, but also to optimise blasting performance
The open-cut operation utilises excavators, loaders, dozers and trucks to mine the coal. Product coal is then railed 250 kilometres to the Port of Brisbane to be exported to Japan, Taiwan and Korea for use in the power generation industry. Four seams of coal ranging from 1 metre to more than 4.3 metres thick are mined individually. The coal from each seam is hauled by truck from the pit and
This is a practical course that provides a review of blasting theory and blasting products, and emphasizes the design, assessment, optimization and safety of blasting practices for open cast mining and quarrying.
Optimisation of Overburden Blasts at Glencore Ulan Surface Coal Operations Daniel Thorn Glencore Ulan Surface Operations, Australia Bruno Cediel Glencore Ulan Surface Operations, Australia Sedat Esen Orica, Australia Murali Nagarajan Orica, Australia Research Online is the open access institutional repository for the University of Wollongong. For further information contact the UOW Library
Maximise the value of your mine with software solutions for every type of mining – Open Pit, Underground, Exploration, Resource Modelling, Surveying & More.
‘Mineral Comminution Circuits’ is the standard work on the operation and optimisation of comminution and classification circuits, and a guide to process simulation using JKSimMet. ‘Open Pit Blast Design’ covers the blast design and monitoring methodology developed by SMI-JKMRC researchers over many years of applied research in Australia and overseas.
ROM fragmentation for a given blast design. An increase in harder ores is expected in the future at Phu Kham as the pit deepens, and has the potential to reduce
Open pit blast design: analysis and optimisation. Add to My Bookmarks Export citation. Type Book Author(s) Andrew Scott, Julius Kruttschnitt Mineral Research Centre Date 2009 Publisher Julius Kruttschnitt Mineral Research Centre Pub place Indooroopilly, Qld Edition Reprint with minor alterations Volume JKMRC monograph series in mining and mineral processing ISBN-10 0646288628. …
Open Pit Optimization – Strategies for Improving Economics of Mining Projects Through Mine Planning K.Dagdelen Mining Engineering Department, Colorado School of Mines. Golden, Colorado, USA ABSTRACT: The open pit design and scheduling problem is a large-scale optimization problem that has attracted considerable attention during the last 40 years The development of the “know-how” to …
The economic viability of the modern day mine is highly dependent on careful planning and management. Declining trends in average ore grades, increasing mining costs and environmental considerations will ensure that this situation will remain in the foreseeable future.
Item # 9074 Addresses the challenge of optimizing the design of blasts for open pit mines and quarries. Assists drill & blast engineers, students of mining, civil engineers or engineers not directly involved in …
Prediction of fragmentation and yield curves with reference to armourstone production Prediction of fragmentation and yield curves with reference to armourstone production Latham, John-Paul; Van Meulen, Jan; Dupray, Sebastien 2006-09-19 00:00:00 Armourstone production involves aspects of blast design and yield prediction.
Reducing the Cost of Drill and Blast through Blast Design
Export design data ready for direct import into BMI’s BlastPlan Pro blast design software. Create hole charging plans, design of tie-up plans and load sheets. Create hole charging plans, design of tie-up plans and load sheets.
operations in open pit mines is the formation of cracks on the benches behind the last row of blast holes (backbreak). Prediction of backbreak plays an important role in the
* flexible open-pit mine design under uncertainty * AN ANOTHER WAY FOR OPEN PIT MINE DESIGN OPTIMIZATION – FLOATING SLOPES METHOD * METHOD TO REDUCE A PILED ROCK RESISTANCE TO PENETRATION
• Slope stability analysis and open pit stabilisation measures • Seismic characterisation and behaviour • Blast monitoring and design • Design of slope stability monitoring systems • Training of mine personnel in aspects relating to slope engineering SLR’s service offering provides for: • Pit slope design and slope optimisation • Design and implementation of depressurisation
Ulan Open Cut is a dragline open cut pit that recommenced mining in March 2012 with an estimate life of mine until 2019 at 2.0 Mt of ROM coal per year. It is a single coal seam operation (thermal – high ash)
Open Pit Blast Design Analysis and Optimisation Google

CESECO Technical and Economic Analysis of open-pit
E Contd.E. Pit design Overall slope of a pit depends on several factors of the pit slope: a) Geological disturbances like faults etc. b) Hydrological condition of strata c) Orientation of slip planes d) Nature of strata – i.e. hardness, material consolidation etc. e) Depth of workings f) Design of haul roads & ramps in the highwall g) Stratigraphy – thickness, spacing of the clay bands or
Use Minemax Planner as a standalone pit optimizer, or integrate pushback generation and scheduling. Either way, our high-level strategic mine planning and pit optimization software puts a wealth of mine value, mining risk analysis and insights at your fingertips.
The inclination of any mine pit wall is limited by the overall quality and structural complexity of the rock mass in which it is situated. This paper studies the effects of different slope configurations on slope performance and potential rockfall.
Optimization Of Blasting Design Parameters On Open Pit Bench A Case Study Of Nchanga Open Pits Victor Mwango Bowa Abstract: In hard rock mining, blasting is the most productive excavation
facets are brought together in an analysis of the planning, scheduling and costing of a strip coal mine. The modules include; Introduction to surface strip coal mining Geology and exploration Surface coal mining methods Rotary drilling machines Surface strip coal mine blast design Loading and hauling systems The selection and application of draglines Equipment cost estimation techniques Mining
International Journal of Science &Technology Reference

Optimisation of Overburden Blasts at Glencore Ulan Surface

Reducing Drill and Blast Cost through Blast Optimisation

Open Pit Capability Mining One

Micromine Pit Optimisation Module
– Prediction of fragmentation and yield curves DeepDyve
Blasting fragmentation management an innovative approach

JKMRC Monographs Sustainable Minerals Institute

List of Technical Papers – Mining and Blasting

Deswik.OPDB (Open Pit Drill and Blast Design)
Minemax Planner strategic mine and pit optimization

New functionalities. 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 …
E Contd.E. Pit design Overall slope of a pit depends on several factors of the pit slope: a) Geological disturbances like faults etc. b) Hydrological condition of strata c) Orientation of slip planes d) Nature of strata – i.e. hardness, material consolidation etc. e) Depth of workings f) Design of haul roads & ramps in the highwall g) Stratigraphy – thickness, spacing of the clay bands or
* flexible open-pit mine design under uncertainty * AN ANOTHER WAY FOR OPEN PIT MINE DESIGN OPTIMIZATION – FLOATING SLOPES METHOD * METHOD TO REDUCE A PILED ROCK RESISTANCE TO PENETRATION
Prior to develop the optimization process itself, an analysis was carried on site to evaluate current blast-ing procedures and their effects on pit slopes. The study comprises different stages: geotechnical and geometrical study, blast modeling and analysis, KPIs identification and blast performance evaluation. Based on this study, a series of recommendations were proposed to the Mines
The design and scheduling of open-pit operations pose a perennial challenge to the surface mining industry. Numerous techniques and algorithms have been devised to assist the mining engineer in
Open Pit Optimization – Strategies for Improving Economics of Mining Projects Through Mine Planning K.Dagdelen Mining Engineering Department, Colorado School of Mines. Golden, Colorado, USA ABSTRACT: The open pit design and scheduling problem is a large-scale optimization problem that has attracted considerable attention during the last 40 years The development of the “know-how” to …
Pit Optimisation is used to determine the most profitable open pit, given a mineral resource and a set of economic and metallurgical parameters. It is also used to analyse stockpiles and costs over time.
operations in open pit mines is the formation of cracks on the benches behind the last row of blast holes (backbreak). Prediction of backbreak plays an important role in the
The open-cut operation utilises excavators, loaders, dozers and trucks to mine the coal. Product coal is then railed 250 kilometres to the Port of Brisbane to be exported to Japan, Taiwan and Korea for use in the power generation industry. Four seams of coal ranging from 1 metre to more than 4.3 metres thick are mined individually. The coal from each seam is hauled by truck from the pit and