The rock discontinuities were mapped at the exposed benches of the pit as per isrm 1. Guidelines for open pit slope design 1st edition john. Open pit slope design slrs team of dedicated geotechnical engineers provide slope design and slope optimisation for the successful and efficient operation of the mines open pit. Slope stability study for optimum design of an opencast. Open pit slope depressurization using horizontal drains a case study simon leech a, matthew mcgann b a pt newmont nusa tenggara, geotechnical and hydrogeological dept. Its at this phase that the open slope designs comes in. 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. Fundamentals of slope design keynote address at slope. Slopes in open pit mines must be considered as geotechnical structures.
Guidelines for open pit slope design pdf guidelines for open pit slope design is an outcome of the large open pit lop project, an international research and guidelines for open pit slope design. Open pit mine planning and design, third edition mining. Most of these elements are common to any open pit mining operation, regardless of the material to be recovered or the size of the open pit slopes. 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 uptoda. 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. Created as an outcome of the large open pit lop project, an international research and technology transfer project on rock slope stability in open pit mines, this book provides an uptodate compendium of knowledge of the slope design processes that should be followed and the tools that are. Geotechnical considerations in open pit mines version 1. Slope design process a brief history of open pit slope design slope design is an integral part of the engineering of an open pit, regardless of its size.
Guidelines for open pit slope design csiro publishing. Guidelines for open pit slope design in weak rocks 1st. Failure of slope is common phenomenon in open pit mine. His expertise includes feasibility design for open pit mines and infrastructure, tailings scoping and prefeasibility studies, and numerical modelling for slope depressurisation and open pit and underground stability for projects in australasia, eurasia south america and africa.
Download the ebook guidelines for open pit slope design in pdf or epub format and read it directly on your mobile phone, computer or any device. The research project is aimed at increasing the knowledge regarding large scale slope stability and to develop a design methodology for large scale open pit slopes, with special application to the aitik mine in. The slope ability process involves slope stability analysis for. Pdf slope design and implementation in open pit mines. An appropriate open pit slope design is the one that considers both the safety and cost aspects to minimize waste excavation. Guidelines for open pit slope design, john read, peter. Rock slope engineering civil engineering i am menglim. Consequences of an open pit slope failure can have significant safety andor economic impacts, and hence the slope designs can form a significant part of the risk assessment for an open pit mine. University of technology concerning large scale slope stability in open pit mining. Guidelines for open pit slope design in weak rocks is a companion to guidelines for open pit slope design, which was published in 2009 and dealt primarily with strong rocks.
Stability analysis and design of open pit mine slope in. Both books were commissioned under the large open pit lop project, which is sponsored by major mining companies. Pdf open pit slope design of barapukuria coal mine using. Therefore, the mine management sought the study for an optimum slope design of the open pit. Pit slope stability consultants geotechnical engineering. Guidelines for open pit slope design mining engineers 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.
Therefore their design and implementation must be conducted with all consideration including technical, economical. Open pit slope depressurization using horizontal drains. Guidelines for open pit slope design john read, peter. Three major joint sets have been recognized at sandsloot, which are related to the regional tectonic history. Guidelines for open pit slope design by read, john ebook. Click here to contact us about performing open pit 3d slope stability analysis. Therefore their design and implementation must be conducted with all consideration including technical, economical, environmental and safety issues. Created as an outcome of the large open pit lop project, an international research and technology transfer project on rock slope stability in open pit mines, this book provides an uptodate compendium of knowledge of the slope design processes that should be followed and the tools that. For these materials, the mass strength can be the primary control in the design of the pit slopes, although structures can also play an important role. This book will assist open pit mine slope design practitioners, including engineering geologists, geotechnical engineers, mining engineers and civil engineers and mine managers, in meeting stakeholder requirements for pit slopes that are stable, in regards to safety, ore recovery and financial return, for the required life of the mine. Considering the importance of economic costs in mining issues, the need for appropri ate design slope angle that can cause an adverse minimize project. The traditional methodology in consulting practice for analyzing pit slope stability is through the use of limit equilibrium 2d slices through various sections of interest in the pit. Peter stacey will assist in meeting stakeholder requirements for pit slopes that are stable, in.
Guidelines for open pit slope design top results of your surfing guidelines for open pit slope design start download portable document format pdf and ebooks electronic books free online rating news 20162017 is books that can provide inspiration, insight, knowledge to the reader. Finally, section 7 contains the conclusions of this research. Geotechnical considerations open pit audit guide page 2 of 28 introduction this document was reformatted in november 2015. Slope design is an integral part of the engineering of an open pit, regardless of its size. Ebook guidelines for open pit slope design as pdf download. 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 hif audit 2009. Zhiqiang yang 1, 2, qian gao 1, maohui li 1, guangcun zhang 1 1. Guidelines for open pit slope design pdf guidelines for open pit slope design is an outcome of the large open pit lop project, an international research and guidelines for open pit slope design gbv. Key laboratory of high efficient mining and safety of.
Stability analysis and design of openpit mine slope in china. Guidelines for open pit slope design crc press book. Fundamentals of slope design 2 fundamentals of slope design e. Guidelines for open pit slope design comprises 14 chapters that directly follow the life of mine sequence from project commencement through to closure. Antons indepth knowledge of primary data acquisition methods and qaqc for rock mechanics modeling and excavation design supports his reasoned approach to slope stability backanalysis. Assessing and monitoring open pit mine highwalls jami m. Design of overall slope angle and analysis of rock slope. Sandsloot open pit is located on the northern limb of the bushveld igneous complex.
Pdf open pit slope design of ajabanoko iron ore deposit. Surface mining planning and design of open pit mining. Guidelines for open pit slope design in weak rocks. Permission of the author and publisher is required for any other usage.
Their practical implementation is then illustrated by two case studies of open pit mines. Prenn synopsis the model described is a design and economic planning tool for analyzing surface mineral deposhs. The slope design has the main objective to enable a safe and economic design for benches, ramps, interramps, pit walls, and the overall slope scale. Guidelines for open pit slope design is a comprehensive account of the open pit slope design process. It is the largest open pit platinum mine in the world. Guidelines for open pit slope design in weak rocks csiro.
Risk management geomechanics application for open pit. As such, they can provide a significant challenge for the slope designer. Weak rocks encountered in open pit mines cover a wide variety of materials, with properties ranging between soil and rock. Section 5 presents the case study and section 6 presents and discusses the results of the application. Fundamentals of slope design 3 introduction the overall management of the slopes created during the development of an open pit mine requires an ongoing assessment of the stability of these slopes. In addition, other areas requiring further research include the impact of groundwater pressures on rock mass strength, particularly in rocks with low permeabilities, and the role of stress in high open pit slopes. Open pit slope design of ajabanoko iron ore deposit, nigeria was carried out using dips and slopew mine softwares. Surface mining planning and design of open pit mining 1.
He specializes in open pit slope design and understanding rock mass damage and dilation caused by blasting and unloading in open pit excavations. We provide slope designs which are practical and cater to the needs of the mine for all project stages, from scoping through to closure, ensuring the safety. Pdf stability assessment and slope design at sandsloot. Most cases the slope angles are a key component dictating the economic viability of a proposed or current mining project.
This study proposes an adequate slope design of open pit coal mine at barapukuria coal basin. Pdf guidelines for open pit slope design download full. Principles of slope design in open pit mines considering the importance of stakes, the slope design in open pit mines must be based on a wellcontrolled methodology, especially since experience shows that each rock mass characterized by its geological structure is unique, and therefore there are no standard recipes that achieve the right. This assessment depends on good geological, geotechnical and groundwater models as well as an.
1022 1357 528 1000 679 1364 1196 956 1340 1176 1171 1140 1344 803 1197 375 847 48 1406 715 520 769 483 44 1193 828 638 427