Optimum design of open pit mines article pdf available. To expose and mine the ore, it is generally necessary to excavate and relocate large quantities of waste rock. Selective material placement knowing and understanding the final destination and characteristics of waste material can greatly impact the overall outcome of rehabilitation and pollution risk both during and post mining operations. Openpit mining openpit mining, also known as opencast mining, opencut mining, and strip mining, means a process of digging out rock or minerals from the earth by their elimination from an open pit or. The techniques utilized include mixed integer linear programming, lagrangian relaxation, dynamic programming, branch and cut, heuristic methods and combined approaches. Open pit mine planning and design is an ideal textbook for courses in surface mine design, open pit design, geological and excavation engineering, and in advanced open pit mine planning and design, and can also be a priceless reference resource for active professionals around the world. In many cases, logging of trees and clearcutting or burning of vegetation above the ore deposit may precede removal of the overburden. Falkie summarized the following formal contribution prepared. Our software incorporates design and scheduling features across the core platform and associated modules, including. Mining software assists open pit cut and underground mines with everything from planning and design to the management of operations for all phases of a mining operation.
Iesc advice 2016079 united wambo open cut coal mine. Surface mining planning and design of open pit mining 1. Normally digging a wedge shaped key cut with the dragline standing in line with the new high wall starts excavation of each block. Open pit mine design, planning and engineering maximizing profits by digging deeper for value srk professionals have strong operational and technical backgrounds and have gained substantial experience in mines employing a multitude of mining methods, exploiting all commodities on all continents. Openpit, opencast or open cut mining is a surface mining technique of extracting rock or minerals from the earth by their removal from an open pit or borrow this form of mining differs from extractive. Traditionally, the mine planning process is divided in stages according to either the level of detail of the analysis or the time scope to which the planning decision apply. Open pit mine scheduling a case study at bogoso gold. Open cut mining w ill necessitate the following major civil works. Our software incorporates design and scheduling features across the core platform and associated. The multiperiod open pit mine production scheduling problem is formulated as a. Vulcan cad pdf vulcan cad provides full design and editing, data importexport, data query and plotting functionality. Open pit mine planning considering geomechanical fundamentals.
Variety of commercial mine planning programs available choice of supplier should be part of a company wide mine planning strategy feedback systems to be developed specifically for the company changes are required to russian regulations with regards to balanced reserves and cutoff grade to allow implementation of flexible mine. Mine production scheduling is an important problem in mine planning gershon, 1983. As a result, significant areas of land are degraded and. Considerations some technical and business dragline or.
Open pit mine planning and design is an ideal textbook for courses in surface mine design, open pit design, geological and excavation engineering, and in advanced open pit mine planning and design. R5 bma guideline for the design of sustainable mine. This unique course enables you to learn the basic theory of open pit mine design and the application thereof, whilst having the chance to interact with experts in the field. An open pit mine is an excavation or graze made into the surface of the ground for the purpose of extracting ore, also known as open cast mining or open cut mining. Surface miningplanning and design of open pit mining presentation pdf available march 2010 with 18,876 reads how we measure reads. Surface mining planning and design of open pit mining. The vertical height of benches varies between 5 and 10 m depending on width of the orebody, type of machineries deployed and to minimize footwall dilution. Mine planning and equipment selection springerlink.
Assessing and monitoring open pit mine highwalls jami m. Determining the open pit to underground transition. Jul 09, 2016 the techniques utilized include mixed integer linear programming, lagrangian relaxation, dynamic programming, branch and cut, heuristic methods and combined approaches. Outstanding textbook designed for courses in surface mine design, open pit design, geological excavation engineering and in advanced open pit mine planning and design. In addition, the work can be used as a practical reference by professionals. Jul 10, 2016 informative presentation you came across to know about open pit mining. Mine planning, fleet management, and data historians, by turning otherwise siloed or inaccessible data into actionable intelligence. En cut coal mining industry the objective in this section is to provide a brief history of the australian open cut coal industry and then to take a quick snapshot of the industry as it stands today.
Estimation of open cut mining recovery and mining dilution by kent bannister, armit, fausimm cp, ceo kent bannister pty ltd, kbpl summary loss and dilution of mineral resource grade occurs during mining activities. Variety of commercial mine planning programs available choice of supplier should be part of a company wide mine planning strategy feedback systems to be developed specifically for the. Perform material typedestination classification in open pit blasts and underground. Estimation of open cut mining recovery and mining dilution. Insite is the bridge between ot systems and information technologies. Mine layout and design, facility design, and infrastructure processing facilities access roads, haul roads, rail, conveyors, and pipelines. Open pit mine design, planning and engineering srk consulting.
Dragline operation planning opencast mines using draglines for over burden removal involve the excavation of a series of parallel strips and each strip or cut is worked in a series of blocks. Opencast mining operation involves generation of massive mine waste, altering the existing landscapes, alterations to drainage patterns etc fig. These authors were able to compare a number of different transition scenarios, each with optimised schedules and cut offs. The mcarthur river mine open cut project will result in a change in mining method, from an underground to an open cut mine. At that time it was a fledgling industry and most of. Pdf the objective of this study is to integrate the admissible factor of safety fos into the mine planning.
This short course covers the basics and key elements of open pit mine planning and design starting at the geological resource model, through to the reserve. Deist had introduced the paper aids to planning production in coal mines, dr t. Mine planning and scheduling smart practices mining and. A thesis submitted for the degree of master of philosophy at. Rpms open cut coal solution handles more data and process schedules faster than any other application on the market. The contents of copper and molybdenum have changed since the mine began its operations. Open mine design pasadena, california tetra techs mine design engineers provide design for opencut, underground, and in situ extraction operations and processing facilities. In mine planning, decisions as to how and when to act include the extraction and routing of blocks of ore, the timing of lumpy decisions such as pushbacks or transitions from open pit to underground mining, and the placement of shafts. Schematic design of benches, footwall and hanging wall slope angle within stability and safety of miners and machineries and ultimate pit bottom in open pit mine planning. Geotechnical considerations in open pit mines version 1. Open pit mine design, planning and engineering maximizing profits by digging deeper for value srk professionals have strong operational and technical backgrounds and have gained substantial. Read online now open pit mine planning and design two volume set cd rom pack third edition ebook pdf at our library. A holistic approach to mine planning 6 this study took the concept one step further by incorporating the schedule and landform together in order to make a seamless mine plan including all factors from mine production, truck scheduling, rehabilitation, stockpiling and final landform. Summary the main objective of this paper is to describe the process of mine scheduling as is being practiced at bogoso gold limited in its mine planning activities.
They conclude that milp formulations based on processing and extraction at miningcut level, are models that maximize npv and suitable for longterm planning with efficient computation time. Summary the main objective of this paper is to describe the process of mine scheduling as is being. Estimation of open cut mining recovery and mining dilution by kent bannister, armit, fausimm cp, ceo kent bannister pty ltd, kbpl summary loss and dilution of mineral resource grade occurs. A fundamental problem in open pit mine planning is that of determining the optimum ultimate pit limits of the mine. The definition of a open pit mine is an excavation or cut made at the surface of the ground for the purpose of extracting ore and which is open to the surface for the duration of the mines life. The rehabilitation of disturbed land is considered to be an integral part of sustainable bma open cut mining. Open cast mining involves the removal of ore from seams. The stepbystep introduction to mine design and planning enables a fastpath approach to the matter by undergraduate and graduate students. An open pit mine is an excavation or graze made into the surface of the ground for the purpose of extracting ore, also known as opencast mining or. Largescale open cut strip mining for coal commen ced in australia in the mid 1960s. Mining software assists open pitcut and underground mines with everything. Systems activity models of both the conventional and unconventional systems are.
Permission of the author and publisher is required for any other usage. Get open pit mine planning and design two volume set cd rom pack third edition pdf file for free from our online library. Considerations some technical and business dragline or truck. This edited volume includes all papers presented at the 22nd international conference on mine planning and equipment selection mpes, dresden, germany, 20. Hustrulid is the author of open pit mine planning and design 4. Pdf open pit mine planning considering geomechanical. The mining rate in open pit mine planning uq espace. Effective mine planning is required to generate profit carlyle et al.
Open pit mining mining methods hydraulic gassification opencast mining open cut mining surface or strip mining final pit. The bogoso area has a long and chequered mining history of both open pit and underground. Open cut coal tools for open cut coal solutions operations. Although the basic concept of an open pit is quite simple, the planning required to develop a large deposit for surface mining is a very complex and costly undertaking. Manual scheduling scenarios should be executed by new planners to allow them to develop their. Aug 30, 2011 the goal of good mine planning and scheduling is to fully understand the mine planning process, account for all significant variables as accurately as possible, decrease the time between geological sampling and mine plan remodelling, minimize production costs, optimize output taking into account demand and commodity prices, and free mine. Mining recovery and mining dilution estimates are a required consideration in the reporting of ore reserves for mineral projects. Jan 09, 2016 surface mining planning and design of open pit mining 1. Open pit mine scheduling a case study at bogoso gold limited ken allen, ghana key words. Project execution plan for major civil works mcarthur river. Feb 27, 2017 rpms open cut coal solution handles more data and process schedules faster than any other application on the market. Bhp billiton mining operations are now required to mandate closure planning processes.
Reporting, productivity and cost optimisation srk consulting. Pdf a fundamental problem in open pit mine planning is that of determining the optimum ultimate pit limits of the mine. This material is intended for use in lectures, presentations and as handouts to students, and is provided in power point format so as to. Informative presentation you came across to know about open pit mining.
This material is intended for use in lectures, presentations and as handouts to students, and is provided in power point format so as to allow customization for the individual needs of course instructors. In mine planning, decisions as to how and when to act include the extraction and routing of blocks of ore, the timing of lumpy decisions such as pushbacks or transitions from open pit to underground mining. Geotechnical considerations open pit audit guide page 3 of 28 1 mine planning and design mine planning and design point standard guideline 1. Open pit, open cast or open cut mining is a surface mining technique of extracting rock or minerals from the earth by their removal from an open pit or borrow this form of mining differs from extractive methods that require tunnelling into the earth, such as long wall mining.
Comprehensive core functionality for open cut coal operations at both long and shortterm planning horizons. Dagdelen mining engineering department, colorado school of mines. Open pit optimization strategies for improving economics of mining projects through mine planning k. Get open pit mine planning and design two volume set cd rom pack third edition pdf file.
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