The first phase results in practical npvbased schedules. Silver city was founded as a mining town, and the nearby mining operations of phelps dodge are still the basis. In surface mining, all of the rock from the ground surface to the top of the seam material referred to as overburden is removed and set aside to expose the coal, which is then taken out and transported from the mine for preparation and use. Development sequenceopening the deposit access trenchbox cut to accommodate all equipment mine phases depends on the shape of the propertyprogress of benchescoal production schedulesob excavation schedulesnote. The mcarthur river mine open cut project will result in a change in mining method, from an underground to an open cut mine. The cut shell be divided in different sections as per the uniformity of the cut width, available dumping space void of previous cut and cut dumping, availability of void.
Integrated optimization of underground mine design and. Project execution plan for major civil works mcarthur river. Manager the singareni collieries company limited mining methods generally coal is being mined by two main methods 1. Statement of reasons for decision 18 september 2019 bylong. Software is now available that covers the entire gamut of mine functions. The project would involve the development of an open cut pit, mining up to 7. Opencut mining is used when the minerals are found over a large area and relatively close to the surface. Maximize inventory of coal in the initial years differ ob stripping requirements as much as possible average sr. Bryan has been working in surface mine planning, permitting, and reclamation since 2005. Ms forshaw suffered fatal injuries when the toyota landcruiser she was driving collided with and was run over by the front righthand side wheel of a haul dump truck caterpillar 793d, weighing approximately 351 tonnes including 186 tonnes of. This thesis looks at the medium term mine planning process and tools in the. Now mtw pac approvals in nov 2015 have introduced bulga enhancement projects, voluntary planning agreements vpa and conservation heritage advisory group chag funding. The expected life of the project is approximately 15 to 20. 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.
Introduction as a definition in open pit mining, bench height is the vertical distance between crest and toe of the bench fourie and dohm, 1992. Mine design, scheduling, and modifying factors methodology. Ravensworth open cut mine, near singleton nsw ravensworth mine. Mine production scheduling is an important problem in mine planning gershon, 1983. Main objective of the production scheduling is to maximize cash flow and it is also the main objective of. Determination of optimum bench height is a major concern in most open pit mines.
Pdf openpit mine production planning and scheduling. The mine is an existing open cut coal mining operation situated approximately 40 kilometres km north east. This depth is a possible mining level, which adjacent open cut mines suggest. The revised mine plan and the final proposed conditions are collectively referred to as the. When actual operating data is unavailable, a first principles approach is the most robust and defendable technique for equipment, labour and cost estimation. Mining insights 10 things you should know about strategic. The mining rate is greater than 20,000 tonnes per day tpd but is usually much greater. Project execution plan for major civil works mcarthur. Open mine design pasadena, california tetra techs mine design engineers provide design for open cut, underground, and in situ extraction operations and processing facilities. Currently, the ranger uranium mine and century mine zinc are the two largest mine closures to date.
Harraz presentation mining methods, surface mining the open pit tyrone copper mine is situated near silver city, new mexico, usa. Open pit mine planning and design, two volume set and cdrom pack 3rd edition, by william a. Surface mining planning and design of open pit mining. There is a direct correlation between ipcc planning, open pit mine. Buchan department of mining in conformity with the requirements for the degree of doctor of philosophy queens university kingston, ontario, canada september, 2012. R5 bma guideline for the design of sustainable mine. In the case of long lived operations, it should not necessarily be assumed that proposed end uses, such as landfill or industrial development which may require further planning and environmental approvals, will be. The large number of illustrative examples and case studies, together with the exercises and the reference lists at the end pdf of each chapter, provide the student with all the material needed to study effectively the theory and application methods of open pit mine planning and design. Site access and transportation routes in and out of the site. Opencut mining is one method used to extract these minerals from the earth. Model and optimise the mine plan accounting current and future metal prices. Options analysis cut off grades and optimising the strategic mine plan, brian hall, 2014. Perform material typedestination classification in open pit blasts and underground.
Open pit mine planning involves extracting the mining blocks in specific and strategic sequence from the mine in order to obtain the highest net present value. The correct strategy is vital for the economic, social and environmental success of your project. Mining planning engineers need to be involved in the selection of resource modelling techniques to ensure resource models are suitable for mining recovery and mining dilution estimates. However, the tailings disposal plan involved storing tailings in the taseq lake, which will cause pollution of not only the lake, but the rivers leading from it and the ocean beyond.
Open cast mine planning factors that influence planning. Real time analysis of data is now possible that helps the mine administration to function effectively. Integrated optimization of underground mine design and scheduling. Ravensworth investigation report department of planning. Department of planning and infrastructure development consent open cut mine section 89e of the environmental planning and assessment act 1979 if being determined under delegation iwe grant consent to the development application referred to in schedule a, subject to the conditions in schedules b to x. Mining plan and method the areal extent of the proposed open cut mine during the first 20 years of operation is shown in figure 1. The open cut mine is dug downwards in benches or steps which slope towards the centre of the pit. Oil sands pdf the vulcan oil sands module is tailored to meet oil sands requirements in geologic modeling, reserving, and mine design. Open cut mine was planned in the condition that the depth of final floor is 150m. Fast facts liddell open cut mine is located within the hunter coalfields at ravensworth in the upper hunter valley of. It incorporates an open cut mine and a coal handling and preparation plant. The mine is located 15 kilometres southwest of singleton, near the villages of broke and bulga in new south wales upper hunter valley. The ratio of waste and or e for the design will give the aver age strip ratio f or that pit. The new mine plan will require a pushback of the west wall of the.
Jan 30, 2017 the mine is an open cut and underground coal mining operation located approximately 15 kilometres west of singleton, near the village of warkworth, new south wales figure 1. Work completed by smith and orourke 2005 concluded that using cut off grades to drive mine design and planning is unnecessary as the optimization process. Mining rehabilitation security deposits audit office of new. Mining engineer open cast mine planning factors that influence planning. Greenland minerals and energy ltd, based out of australia, planned to open a mine in greenland in 20. Open cut 1923 1950s 2007 1946 open cut operations 2002 commenced. Open pit design, production scheduling and plant sizing and.
Rpms open cut coal solution handles more data and process schedules faster than any other application on the market. Key feature of the project multiseam open cut mining operation integrating the existing and approved wambo open cut under a modified mine plan and the proposed united open cut total economically recoverable reserve approximately 176 mt of rom coal, additional 150 mt extraction rates up to 10 mtpa rom coal. Effective mine planning is required to generate profit carlyle et al. Environmental impact statement eis assessment report for. The bulga mine our villages our vision 2012 initiative led to the draft bulga village master plan 2014 and bmpa further detailing in 2015. Todays open pit mines are huge projects in australia. Mining manager, senior mining engineer, mine planning engineer, geotechnical specialist, chief geologist method.
Jika ada pertanyaan atau error, bisa komentar dibawah, rate bintang 5 diatas dan share sebanyakbanyaknya kepada semua pekerja tambang yang baru mau belajar minescape ataupun yang sudah experienced di. Bhp billiton mining operations are now required to mandate closure planning processes aimed at elimination of most of the rehabilitation liability by end of mine life, with only residual completion of work during the decommissioning phase. Mine layout and design, facility design, and infrastructure processing facilities access roads, haul roads, rail, conveyors, and pipelines. Open pit mining, bench height, multicriteria decision making.
The expected life of the project is approximately 15 to 20 years. Model and select the optimum time for plant expansions, maintenance and close of mine. Open pit mines are used to exploit low grade, shallow ore bodies. The rehabilitation of disturbed land is considered to be an integral part of sustainable bma open cut mining. Open cut mining w ill necessitate the following major civil works. Calculate the annual cut off grades for the life of the mine for all processes. Coal is mined either by surface methods open cut or open cast mining or by underground techniques. These reports should adapt circular analysis approach by consideringvarious aspects like additional information available while operating the mine,slippages occurred, reserves. Bryan specializes in navigating the permitting process while designing a mine plan that fits each unique setting. Selection of practical bench height in open pit mining using. 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. The mine produces about 14 million tonnes of run of mine rom coal. The model described is a design and economic planning tool for analyzing.
The reduced level of detail required from year five to the end of life makes one. Mine closure is expensive large open cut mines can cost hundreds of millions and some cases over a billion dollars to close. Due to the specification of a cut off grade in the design process, however, optimality is automatically violated. Open pit mine planning and design presented by the department of mining engineering, university of pretoria. Building on the success of its 2006 predecessor, this 3rd edition of open pit mine planning and desi. The mine is a joint venture between itochu 10% and glencore 90%. The choice of method is largely determined by the depth, thickness and no. To uncover the minerals the land is first cleared of vegetation as. Recoverable reserves for the first 20 years of mining are 40. Australian and new zealand standard research classifications anzsrc. The extent of open cut mining, the dust and emission that creates, and the prevailing winds and the like is seen to be quite a big concern. Mining operations plan guidelines2, september 20 here within referred to the mop guidelines. Although the geological structures, correlation of coal seams and coal reserves for. Submission of funding applications is via the smarty grants website.
Scribd is the worlds largest social reading and publishing site. Pdf, 247 kb welcome to plansa, south australias new planning portal on 31 july 2020, the new planning system became operational in rural parts of south australia. Analysis and system modeling of conventional and oil sands applications, a thesis submitted to the robert m. The mine ravensworth open cut mine is in the nsw hunter valley, between muswellbrook and singleton. Options for open cut pits include water bodies, landfill, return to agriculture or native vegetation and industrialcommercial use. Development consent open cut mine department of planning.
Itulah tutorial open cut mine planning, semoga bermanfaat. The lifeof mine plan is reported in monthly periods up to year five. The mining rate in open pit mine planning uq espace. But manpower is costly, difficult to find, and manual techniques are not.
Pwc open pit mining mining methods 5 open pit mines are used to exploit low grade, shallow ore bodies. Vulcan cad pdf vulcan cad provides full design and editing, data importexport, data query and plotting functionality. To verify that the mine has in place a strategy for achieving a final practicable and safe result personnel. Systems activity models of both the conventional and unconventional systems are. The western boundary of a200 marks the western limit of mining.
Options analysis cut off grades and optimising the strategic mine plan. Rehabilitation plans and other environmental aspects of work. Seven of those years were spent working for the opencut mining section in montanas deq. Building on the success of its 2006 predecessor, this 3rd edition of open pit mine planning and design has been both updated and extended, ensuring that it. Geotechnical considerations in open pit mines version 1. Tyrone copper mine is situated near silver city, new mexico, usa 2 february 2016 prof. Mine voluntary planning agreements involving singleton council and nsw planning. Estimation of open cut mining recovery and mining dilution. When speaking of an open pit mine, the term strip ra tio is used. Manual method of open pit mine planning and design require tedious work by planning team in order to define ore boundaries, defining mine configurations in.
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