Open cast mineral resources are quoted as insitu tonnages and mineral reserves are tonnages falling within an economic pit shell. Optimized open pit mine design, pushbacks and the gap problem. Perform material typedestination classification in open pit blasts and underground. Informative presentation you came across to know about open pit mining. Five new chapters on unit operations have been added, the revenues and costs chapter has been substantially revised and updated. Open pit mining methods are applicable to mining ore deposits that apex at or near the surface. The removal of this material is known as stripping. The importance of a systematic approach to mine planning and design using soundly based geotechnical engineering methods cannot be overemphasised. Efficient use of employee resources the userfriendly interface and simplified menus require minimal training. Recommendations are put forward for achieving a risk balance between mineral resource estimates and slope design. The planning of an open pit mine is, therefore, basically an exercise in economics, constrained by certain geologic and mining engineering aspects.
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. Open pit mine planning and design is an excellent textbook for courses in surface mine design, open pit design, geological and excavation engineering, and in advanced open pit mine planning and design. Open pit mine planning considering geomechanical fundamentals. Oil sands pdf the vulcan oil sands module is tailored to meet oil sands requirements in geologic modeling, reserving, and mine design. Prenn synopsis the model described is a design and economic planning tool for analyzing surface mineral deposhs. Pdf geotechnical applications in open pit mining necmi. 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.
Before creating a scheduling project, an engineer must prepare their data so that it can be used for mine scheduling. In addition, the work can be used as a practical reference by professionals. Open pit mine design and longterm production scheduling is a critically important part of mining ventures. This paper presents a summary of the first chapter of the guidelines and commentary on the design process and its. Vulcan cad pdf vulcan cad provides full design and editing, data importexport, data query and plotting functionality. Download guidelines for open pit slope design pdf genial. Design of surface mine haulage roads a manual by walter w. Open pit mine planning and design quarterly journal of. If the deposit apexes below the surface, the overburden and barren capping overlying the ore must be removed in advance of open pit mining. Openpit mines are used when deposits of commercially useful ore or rocks are found near the surface. Surface miningplanning and design of open pit mining presentation pdf available march 2010 with 18,876 reads how we measure reads. The stripping pit limits must be extended beyond the limits of the ore pit to provide a bench, and the pit. Nov 23, 2016 micromine 2016 scheduler is an attribute driven tool that uses 3d solid wireframes to create mining tasks for open pit mine planning and design. General design parameters and planning data density of seams, total coal column thicknessthickness of partings gradient geological disturbances strike lengths, shape of property geological reserves surface constraintsadjacent habitat dump yards availability with lead and lift mining system, optimum mining.
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. This video shows how to quickly design an openpit mine, and calculate the volume of the mine. Surface mining planning and design of open pit mining 1. Regional demand 2 distribution of coal deposits 3 quality of coal 4 pricing policy for coal 5 available infrastructures. Open cast mineral resources are quoted as insitu tonnages and mineral reserves are tonnages falling within an economic pitshell. Guidelines for open pit slope design is a comprehensive account of the open pit slope design process. Jan 09, 2016 surface mining planning and design of open pit mining 1. Steffen synopsis this paper addresses the methodology of introducing risk into the development of mine plans for open pit mines. The unique waste handling needs, including tailings disposal, of contemporary oil sands mining requires specific planning considerations. In many cases, logging of trees and clearcutting or burning of vegetation above the ore deposit may precede removal of the overburden. Created as an outcome of the large open pit lop project, an international research and technology transfer project on the stability of rock slopes in open pit mines, this book provides an uptodate compendium of knowledge of the slope design processes that should be followed and the tools. Nov 01, 2015 open pit mine planning and design, 3rd edition. The excellent, userfriendly software guides the student through the planning and. 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 methods that require tunnelling into the earth, such as long wall mining.
Graph g with dummy node x0 and arcs added from the dummy node x0 to all other nodes. Adaptive strategies for the openpit mine optimal scheduling. A bench may be defined as a ledge that forms a single level of operation above which mineral or waste materials are mined back to a bench face. 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. As with financial options, the goal is to take actions that optimize the present value of the payoffs from acting. Qiuji has more than 33 years of mining experience, including deposit development and planning, openpit mining, underground mining, mine design, and consultation, with the commodities involved ranging from precious metals au, ag to nonferrous metals cu, zn, pb, w, mo, ferrous metals fe, mn, and other metal deposits as well as non. Micromine 2016 scheduler is an attribute driven tool that uses 3d solid wireframes to create mining tasks for open pit mine planning and design. Summary appropriate for diverse audiences, this book is an outstanding technical reference that provides the reader with an understanding of the fundamental principles associated with the design and planning of modern surface openpit. Guidelines for open pit slope design mining engineers world. As geotechnical data is accumulated so the risk of unforeseen conditions reduces, and so. The profitable exploitation of a mineral deposit requires considerable evaluation and planning. Open pit mine planning and design, third edition mining. Mineralization, topography, costs and significant goologic feature.
Geotechnical considerations open pit audit guide page 3 of 28 1 mine planning and design mine planning and design point standard guideline 1. Optimized open pit mine design, pushbacks and the gap. Mining engineer open cast mine planning factors that influence planning. Finally, section 7 contains the conclusions of this research. Jul 10, 2016 informative presentation you came across to know about open pit mining. Long term planning for open pit mines revised november 2009 1 long term planning for open pit mines introduction. Trimble open pit design software generates dynamic results for faster pit configuration design so mine engineers can spend more time on options analysis to create the best possible design. Surface mining planning and design of open pit mining presentation pdf available march 2010 with 18,876 reads how we measure reads. Oct 17, 2016 this video shows how to quickly design an openpit mine, and calculate the volume of the mine.
The evaluation method is generally ordinary kriging with mining block sizes ranging from 10 x 10m to 100 x 100m to 250 x 250m in the plan view. The stepbystep introduction to mine design and planning enables a fastpath approach to the matter by undergraduate and graduate students. This is a key element in open pit mine planning and design. Created as an outcome of the large open pit lop project, an international research and technology transfer project on the stability of rock slopes in open pit mines, this book provides an uptodate compendium of knowledge of the slope design processes that should.
These limits are that pit contour which is the result of extracting a volume of. Detailed geotechnical data is often a major unknown factor in open pit design and mining, the lack of which constitutes a significant risk in any mining venture. Surface mining planning and design of open pit mining. Five new chapters on unit operations have been added, the revenues and costs chapter has been. Ault abstract this bureau of mines manual for design of surface mine haulage roads covers such aspects of haulage road design as road alignment both vertical and horizontal, construction materials, cross slope, and drainage provisions. 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 remains the most complete and authoritative account of modern open pit mining available. Open pit mining mining methods hydraulic gassification opencast mining open cut mining surface or strip mining final pit. 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.
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. First it must be determined what portion of the deposit is economical to mine the mineable reserve and by what mining method. The design of open pit excavations will endeavour to prevent hazardous and unexpected failures of the rock mass during the operating life of the open pit. Permission of the author and publisher is required for any other usage. Engineering fundamentals and international case studies hardcover by william a. Outstanding textbook designed for courses in surface mine design, open pit design, geological excavation engineering and in advanced open pit mine planning and design. Section 5 presents the case study and section 6 presents and discusses the results of the application. The optimization of longterm planning deals with the maximization of cash flows, typically. The excellent, userfriendly software guides the student. It is clear from the definition of our graph g that a graph closure in g represents a physically feasible pit, if not, then a block not in our. Water and energy needs facility needs site access and transportation routes in and out of the site mining method open pit, in situ recovery, longwall, room.