open pit mine design factors
  • (PDF) Optimum design of open pit mines ResearchGate

    PDF | 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 ...

    Get Price
  • Stability Analysis and Design of Open Pit Mine Slope in ...

    Stability Analysis and Design of OpenPit Mine Slope in China: A review . Zhiqiang Yang 1, 2, Qian Gao 1, Maohui Li 1, Guangcun Zhang 1 1. Key Laboratory of High Efficient Mining and Safety of Metal Mine …

    Get Price
  • OpenPit Mine Planning and Design Shifting knowledge to ...

    of Open Pit Mine Planning and Design starting at the geological resource model, through to the reserve statement and including all aspects of the value chain. 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.

    Get Price
  • Optimum ramp design in open pit mines ScienceDirect

    Although there are many articles about the open pit ramp design problem, the majority of them focus on practical guidelines instead of mathematical formulations or algorithms. We are aware of only a few publications that analyse the inpit ramp design problem, and none on the expit road design problem.

    Get Price
  • Openpit mining Wikipedia

    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 mines are used when deposits of commercially useful ore or rocks are found near the surface.

    Get Price
  • A Review of Operations Research in Mine Planning

    Newman et al.: A Review of Operations Research in Mine Planning 224 Interfaces 40(3), pp. 222–245, ©2010 INFORMS Crater Ore Face Bench Bench height Overburden Ground surface Ramp Haulage rode Figure 1: The schematic illustrates an openpit mine.

    Get Price
  • Analysis of Safety Aspects And Mining Practices For ...

    Analysis of Safety Aspects And Mining Practices For Effective Ground Control in Surface Mining Suresh K. Bhatt, ... Planning of openpit mines on a businessrisk basis (2) ... relationships between the slope design and structural geological factors. The geological parameters that are most relevant to rock

    Get Price
  • FINAL WALL STABILITY IN METAL OPEN PIT MINES USING ... …

    FINAL WALL STABILITY IN METAL OPEN PIT MINES USING PRESPLIT BLASTING ABSTRACT Implementing stable final pit walls in open pit mines during the open pit design phase and mine exploitation has become one of the most important concerns of mining engineers in recent years. Failure of

    Get Price
  • Optimized open pit mine design, pushbacks and the gap ...

    OPTIMIZED OPEN PIT MINE DESIGN, PUSHBACKS AND THE GAP PROBLEM—A REVIEW 509 JOURNAL OF MINING SCIENCE Vol. 50 No. 3 2014 Fig. 1. Schematic representation of an open pit design showing three pushbacks with gap problems.

    Get Price
  • FACTORS IN THE DESIGN OF OPEN PIT SLOPES SAIMM

    FACTORS IN THE DESIGN OF OPEN PIT SLOPES – A REVIEWER’S PERSPECTIVE Peter Stacey Stacey Mining Geotechnical Ltd. ABSTRACT This presentation provides comments on the increasing challenges associated with pit slope designs from the perspective of a design …

    Get Price
  • Open Pit Mine Design Factors

    Open Pit Mining and Quarrying | Pits Quarries … Summary This review will first define the difference between open pit mines and quarries. It will then cover the details on open pit mining methods, design aspects, and gives an example of an open pit mine. Get Free Quote

    Get Price
  • I III'I,M.

    ADVANTAGES OF OPEN PIT MINING An open pit mine has several advantages over an underground mine. The advantages most often recognized as major factors for selecting an open pit mining method over an underground mining method are economy, recovery of ore, grade control, flexibility of operation, safety, and working environment.

    Get Price
  • Investigation of Excavator Performance Factors in an Open ...

    The data from such a dispatch system in Geita Gold Mine (GGM) was used in this study to assess the productivity of the openpit mine. Openpit mine operation is an expensive business endeavor, with main cost components comprising of earth moving (or material transport) costs and heavy duty equipment investment, to mention a few.

    Get Price
  • Chapter 8 BLAST DESIGN National Park Service

    Chapter 8 BLAST DESIGN (Figure 82) Staggered pattern (Figure 83) Sing ... Calculating Powder Factors ... The economic analysis of the use of explosives is an important part of blasting operations in mining and construction. Explosives are energy, and the efficient use of this energy is a major factor in keeping rock blasting ...

    Get Price
  • GEOTECHNICAL CONSIDERATIONS IN OPEN PIT MINES

    Geotechnical Considerations in Open Pit Mines Version Department of Minerals and Energy Page 3 of 49 INTRODUCTION The potentially hazardous nature of open pit mining requires the application of sound geotechnical engineering practice to mine design and general operating procedures, to allow

    Get Price
  • Geotechnical applications in open pit mining | SpringerLink

    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. As geotechnical data is accumulated so the risk of unforeseen conditions reduces, and so safety and productivity can be increased.

    Get Price
  • Mining Techniques | Geology for Investors

    The most common surface mining technique is openpit mining (Figure 1), where a commodity is extracted via an open pit in the ground. This is an extremely cost effect way of removing a resource because large quantities can be removed with minimal effort. Other surface techniques include quarrying and strip mining.

    Get Price
  • Design of openpit mining SlideShare

    Mar 13, 2012· 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 – hardness, material consolidation etc. e) Depth of workings f) Design of haul roads ramps in the highwall g ...

    Get Price
  • Open Pit Mine Planning and Design, Two Volume Set CDROM ...

    Open Pit Mine Planning and Design, Two Volume Set CDROM Pack CRC Press Book 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.

    Get Price
  • Determining the Most Effective Factors on Open Pit Mine ...

    Abstract. Determination of ultimate pit limit, and sequence of blocks extraction through the mine life is referred as mine design and planning. The aim of mine design and planning is to develop a yearly extraction plan which guides the mining operation to the highest Net Present Value (NPV).

    Get Price
  • Some Technical Aspects of Open Pit Mine Dewatering

    Drainage Control for Surface Mines 22 Some Technical Aspects of Open Pit Mine Dewatering by V. Straskraba, Senior Mining Hydrogeologist, Dames Moore, Denver, Colorado, USA In recent years the increase in development of new open pit mines, especially in the Western , is evident.

    Get Price
  • Open Pit Mine Design Factors

    Open Pit Mine Design Factors; 24 hours online. We sincerely welcome you to contact us through hotlines and other instant . HomeThompson Creek Metals Company Inc. Thompson Creek Metals Company Inc. is a North American mining company. The Company39;s diversified reserves . …

    Get Price
  • Crown pillars QueensMineDesignWiki

    Designing crown pillars involves understanding the rock mass characteristics of the ore zone and host rocks, along with the conditions in the nearsurface weathered zone . Surface Crown Pillar. A surface crown pillar is used when an underground mine is constructed directly below surface, where no open pit mining has occurred as shown in Figure 1.

    Get Price
  • What are steps of Open Pit Mine Design?

    The steps of an open pit mine design can be classified in categories and subcategories. ... Once you have a block model you need to evaluate several factors simultaneously (geological, technical ...

    Get Price
  • Selection of practical bench height in open pit mining ...

    In open pit mining, factors that can affect the degree of dilution can be regarded as depositrelated or minerelated. The bench height is a minerelated parameter that can be studied using a simple geometrical model of the deposit. By changing this parameter individually, while the depositrelated parameters (such as ore

    Get Price
  • Block size selection and its impact on openpit design and ...

    openpit design and mine planning by Jara*, A. Couble*, X. Emery†, Magri†, and Ortiz† Synopsis This work evaluates and characterizes the impact of the support size and mining dilution of a block model in the operation and selection of equipment at an open pit mine…

    Get Price
  • THE IMPORTANCE OF DILUTION FACTOR FOR OPEN PIT …

    al., 1995). This paper introduces a methodology to quantify dilution factor in open pit mines. The proposed approach makes use of general mining software available in most mining companies. Therefore it is amenable to most mining operations and provides a readily available tool for understanding mining

    Get Price
  • Open Pit Mine Design | Itasca International

    Itasca specializes in the assessment of slope stability and design of pit slopes on bench, interramp, and global mine scales. Itasca performs slope, instrumentation, and remediation design at many of the world’s largest open pit mines. Expertise in slope stability is not limited to open pit slopes.

    Get Price
  • Slope Design and Implementation in Open Pit Mines ...

    This article reminds the principles of slope design in open pit mines, and presents techniques and tools available to address the successive stages of slope design. Their practical implementation is then illustrated by two case studies of open pit mines. * Corresponding author. Tel.: +33 164694813; fax: +33 164694711.

    Get Price
  • Guidelines for Open Pit Slope Design 3 Design Edumine ...

    The design of the slopes is one of the major challenges at every stage of planning and operation of an open pit mine. It requires specialised knowledge of the geology, which is often complex in the vicinity of orebodies where structure and/or alteration may be key factors, and of the material properties, which are frequently highly variable.

    Get Price
  • SLOPE STABILITY ANALYSIS FOR OPEN PITS 1 Rocscience

    SLOPE STABILITY ANALYSIS FOR OPEN PITS José L. Carvalho Golder Associates Ltd., Mississauga, CANADA INTRODUCTION In the process of wall design for open pits, a number of steps and levels of analyses are required, from local bench design to overall stability of the walls, to evaluation of the design performance and

    Get Price
  • Slope Design and Implementation in Open Pit Mines ...

    and also limitations through case studies of slope design in open pit mines. Keywords: slope stability, slope design, engineering geology, fault, open pit mines, SOMAIR uranium mine, OCP phosphate mine 1. INTRODUCTION Slopes of mines and quarries, some of which may reach several hundred meters deep, must be

    Get Price
  • OpenPit Mining Methods

    of the mine [4]. Several factors must be taken into account during the mine planning process to fulfil the main goal of the open pit mine planning to maximise the value of the business according to the strategic objectives of the mining company. These factors include the economic parameters, such as, costs and

    Get Price