Online planning, design, and analysis of tailings dams by steven g. Stanford libraries official online search tool for books, media, journals, databases, government documents and more. Accidental water pollution risk analysis of mine tailings. While the methods used for the design and construction of embankment dams can be applied to tailings dams, there are major differences between the two types. Vick pdf file for free from our online library created date. Risk assessment of the longterm performance of closed. Permission to use planning, design, and analysis of tailings dams as a major source was provided by mr. Examples include the buffalo creek disaster in the usa in 1972 vick, planning, design and analysis of tailings dams, wiley, 1983 that killed 118 people, made 4000 homeless and destroyed 50.
Mar 20, 2018 but concern was not with water risk and the tailings dams, rather it was with the shortage of water needed to liquify slurry pumped through pipelines to ubu on the atlantic coast samarco, 2015a. Pdf design of dams for mining industry researchgate. The investigation of the mount polley tailings dam failure in canada noted departures from approved particle size and required beach width 7 6. For the stability analysis of tailings dams, the accurate profile of the. Vick, who is not responsible for any errors of omission or interpretation in the present document. Design and evaluation of tailings dams epa archives.
Keywords tailings disposal, tailings management, tailings dam. Operational tailings management for successful closure. By extension, the tsf owner accepts a probability of failure pf associated with these deterministic limits which are assessed against industry norms with respect to investigation analysis and design assumptions related to the operation of the facility. Safety is no accident from a risk assessment point of view. This study represents one of the most recent analyses of dam failure trends. Potential risk analysis of tailings dam under preloading. Yin, g, li, g, wei, z, wan, l 2011 stability analysis of a copper tailings dam via.
Unep tailings dams report and residual risk assessment nov 1st, 2017. These safety guidelines and good practices for tailings management facilities promote good practices that will help avoid accidents at such facilities and minimize the effects of any accidents that should still occur. Teck is committed to being open and transparent with communities and other stakeholders regarding the construction and management of our tailings. Decisions made at the planning and design phases affect entire life. Stability of tailings dams under static and seismic loading.
Tailings dams risk of dangerous occurrences lessons learnt from practical experience. Guidance about tailings storage department of mines. There is an excellent location to acquire the book planning, design, and analysis of tailings dams by steven g. China for planning, design, construction and management of tailings. Vick is kind of easy activity to do whenever you desire. Also reading each time you want, this task will not disrupt. Ancold guidelines for design of dams and appurtenant. Authorities, tailings management facility operators and the public are invited to apply these guidelines and good practices, which are intended to contribute to limiting the number of accidents at tailings. Our tailings engineering and management services include. Tailings water hydraulics analyses for risk based design. Current practice in tailings ponds risk assessment. Article information, pdf download for design, construction and management of tailings.
And design decisions made at the planning and design phases affect entire life cycle and have implications for longterm risks and liability considerations. Few tackled pollution risk analysis and risk management before a single tailings dam failure and ensuing environmental pollution accident occurred 2,23,24, much less the accidental pollution risk analysis of multiple tailings dams ponds at a watershedscale. In order to simulate the hydraulic performance of a proposed platinum tailings dam. However most of the analyses are performed using very simplistic stressstrain models such as mohrcoulomb model even for loose sand layers. Overtopping water flows over the crest of the dam contrary to the design. Why coal ash and tailings dam disasters occur science. Appendix f1 tailings storage facility design report. Planning, design, and analysis of tailings dams steven g. Members of the ghd tailings team are active in governance and research in the mining industry and is represented on a number of local and global technical committees, including the international commission on large dams icold and the australian national committee on large dams ancold. While these construction principles can be applied to all types of mill tailings dams, each area, climate, and subsequent use requires some modification in the various design parameters.
Best practices for tailings dam design klohn crippen berger. The specific design used is dependent upon topography, geology, climate, the type of tailings, and cost. Vick, nowadays, will certainly not require you to constantly buy in the store offline. China for planning, design, construction and management of tailings impoundments. Read planning, design, and analysis of tailings dams by steven g.
Get planning, design, and analysis of tailings dams by steven g. Bulletin 9 improving tailings dam safety critical aspects of management, design, operation and closure 2011 bulletin 121 tailings dams risk of dangerous occurrences lessons learnt from practical experiences 2001 bulletin 106 a guide to tailings dams and impoundments design, construction, use and rehabilitation 1996. However, detailed deposition sequences, rainfall and evaporation fluxes and the hydraulic behaviour of the material are often called for to satisfy risk based design criteria and to optimise water use. The design flood for the impoundment is based on size and downstream hazard potential. Semantic scholar extracted view of planning, design, and analysis of tailings dams by steven g.
Pdf historic abandonment of mines, and their tailings dams, has. Download planning design and analysis of tailings dams ebook free. You can directly access the articles in this publication through the search filter box on the left of the screen. Tailing dams risk analysis and managment pavel danihelka eva cervenanova content. By extension, the tsf owner accepts a probability of failure pf associated with these deterministic limits which are assessed against industry norms with respect to investigationanalysis and design assumptions related to the operation of the facility.
After investigating tailings dam failuresin america, c. Pdf design, construction and management of tailings. Initially, numerical analyses are performed for three typical types of tailings dams to obtain the potential modes of slope instability by determining the corresponding factors of safety under static conditions. Introduction to tailings dams tailings facilities in the portfolio approach to dam risk management at bhp the future there are a range of options for tailings dams design, determined in consideration of a range of factors starter dam starter dam starter dam. Read planning design and analysis of tailings dams pdf free. Yield shear strength ratio for liquefaction triggering analysis of tailings dams. Responsibilities include oversight of planning, design, operation. Wit transactions on information and communication technologies, vol 43. Planning, design, and analysis of tailings dams in. Based on lessons learned from the investigations of the recent mount polley and fundao tailings dam failures in british columbia, canada and minas gerais, brazil respectively, government agencies, regulatory bodies and industry are improving how tailings dams are designed, built and maintained. Planning, design, and analysis of tailings dams by steven g. The icold tailings dams committee has concluded that effective reduction of the cost of risk and failure can only be achieved by a commitment from owners to the adequate and enforced application of available engineering technology to the design, construction and closure of tailings dams and impoundments over the entire period of their operating.
Planning, design, and analysis of tailings dams vick, steven g. Public pay more and more attention to how to ensure the safety of tailings dam downstream residents and property. A combination of centrifuge and numerical modelling can form a powerful tool to enhance the design of safer and more economic dams. Ebook download planning, design and analysis of tailings dams geotechnical engineering read now. Cda workshop on tailings dam breach analysis advancing the state of practice. Download pdf planning, design, and analysis of tailings dams, by steven g. Mar 03, 2018 realtime monitoring for structural health, public safety, and risk management of mine tailings dams shiqiang rob hui, a lawrence charlebois, b colin sun a a national research council canada, 4250 wesbrook mall, vancouver, bc v6t 1w5, canada.
Ore2 tailings dam analysis includes a multidimensional consequence function as consequences are generally multifaceted. At the same time, a vast quantity of mine tailings, as the waste. It is the largest dam structure on earth by volume. Kanagasbai, j 1980 analyses of flow failures of mine tailings. A measured risk approach to managing the design and.
Tailings facility risk, resilience, and robustness. Permission to use planning, design, and analysis of tailings dams as a major. By using these guidelines, governments and industry are fostering the protection of the environment and human welfare in our region. Reading book planning, design, and analysis of tailings dams by steven g. Reviewing an ebook planning, design, and analysis of tailings dams, by steven g. Pdf geomorphic analysis for tailings dam design in consideration. Challenges with conducting tailings dam breach studies.
Ore2 tailings dam analysis foresees the development of a portfoliospecific risk tolerance threshold, allowing users to determine which risks actually really matter in a portfolio. Tailings storage facility tsf design has long been based on deterministic limits. At brumadinho, the filling of the tailings dam appears to have proceeded without clear tailings disposal guidelines between 1976 and 2005, a departure from sound engineering practice 14 15. However, rather than other people feels you have to instil in yourself that you are reading planning, design, and analysis of tailings dams, by steven g. Strachan hold s that dam failures resulted from flood overtopping, static or dynamic instability, seepage, internal corrosion and poor foundation conditions 2. A r isk assessment of the long term, post closure performance of a tailings facility may be undertaken to compare alternative closure scenarios or to guide design of the closure works.
Planning, design, and analysis of tailings dams semantic scholar. Ebook free ebook planning, design, and analysis of. Realtime monitoring for structural health, public safety. Ancold guidelines for design of dams and appurtenant structures for earthquake draft march 20177 the guideline encourages the use of risk based methods for assessing existing and design of new dams. This report describes the design of the proposed tailings storage facilities in support of the environmental impact statement eis and the commitments made therein associated with tailings. Designing safe and stable tailings dam structures with centrifuge modelling e. The present work establishes the current state of practice in mine tailings dam monitoring and provides a summary of the current technical and operational gaps identified through industry and stakeholder engagement. Over the years tatyana has managed to integrate her knowledge of mining with her risk analysis skills in conducting failure modes and effects analyses to evaluate the range of risks associated with mining and industrial site operations.
Large quantities of tailings approximately 70 million tonnes per annum will be stored in an aboveground tailings storage facility tsf. Ebook download planning, design and analysis of tailings. There are three broad design types for tailings dams. Half of the worlds biggest miners do not keep track of. However, the deterministic approach is also covered for those owners who prefer to use it. The stability of the tailings impoundment is also dependent on foundation characteristics, such as shear. Planning, design, construction, operation, decommissioning and closure are carried out in a manner such that. Others are modifications of current soils engineering practices. Catastrophic tailings dam failures and disaster risk. Ancold guidelines for design of dams and appurtenant structures for earthquake draft march 20178 2 assessment of design seismic ground motions and analysis method 2. A postclosure risk analysis of a closed tailings facility may be used to understand if the closed facility generates societally acceptable risks. In the mining process, tailings must be reasonably treated to prevent them from entering. Download planning design and analysis of tailings dams pdf. Tailings storage facilities at all our operations meet or exceed regulatory requirements, and we work to continually improve the management of these facilities.
If you require this document in an alternate format, please contact the water resources program at. Design, construction and management of tailings storage facilities. This document is a cut down version of steven vicks book entitled, planning, design, and analysis of tailings dams vick, 1990 and presents the fundamentals of tailings storage, similar to those discussed in the majority of this web site. One significant aspect to be considered while design and construction are done is to minimize adverse effects to the environment. Guidelines on tailings dams planning, design, construction. A contextual approach to sustainable land planning and site design read. International commission on large dams, bulletin no. Finally, vale had a risk management process in place but did not specifically mention water risk. Buchan department of mining, queens university, canada abstract the failure of a number of waste dumps and tailings dams over the last decade has directed public attention to the potential hazard and severe environmental. Unep tailings dams report and residual risk assessment discusses the joint unepgrid arendal assessment entitled mine tailings storage. Planning, design, and analysis of tailings dams 1983 edition. In general, detailed numerical studies are conducted for seismic analyses of high risk tailings dams during the design phase. Stability of tailings dams under static and seismic. Consequently, the mining of mineral resources results in the production and accumulation of a large number of tailings, causing many problems with respect to mining, the environment, and the economy.
Permission to use planning, design, and analysis of tailings. The syncrude mildred lake tailings dyke in alberta, canada, is an embankment dam about 18 kilometres 11 mi long and from 40 to 88 metres 1 to 289 ft high. This guideline is the culmination of a great deal of voluntary work by convenor, mr steve obrien and his working group. Safety guidelines and good practices for tailings management facilities. Dec 08, 2015 download planning design and analysis of tailings dams read online. Tailings starter dyke paracatu tailings management following the 2015 failure of the samarco tailings dam in mariana, brazil, a great deal of attention has been paid to tailings dam safety by communities, authorities, and legislators. Geomorphic analysis for tailings dam design in consideration of a. Safety guidelines and good practices for tailings management.
Management of tailings facilities mining association of canada. Sep 07, 2017 best practices for tailings dam design. Safety is no accident from a risk assessment point of view the united nations environment programme unep released the report in october 2017 in geneva. This article establishes a risk evaluation system which bases on the tailings dam failure probability analysis and dam failing consequence assessment. Tailings dams rank among the largest engineered structures on earth. The company has responded proactively, and our approach to organizing. This is because of the uncertainty in the seismic hazard, and the fact that the response of dams and appurtenant structures to. Planning, design, and analysis of tailings dams 1990 edition. Designing safe and stable tailings dam structures with.
Risk analysis of tailings dam and its counter measure 47 and the tailings in a saturated state under heavbeing y rain 1. Solid tailings are often used as part of the structure itself. Proskin et al general guidance for the design of tailings dams in northern regions. Examples of historical accidents introduction to risk theory risk analysis principles basics of application of risk analysis to tailing dams safety conclusion examples of historical accidents at least 221 serious tailing dams accidents reported by unep. Subsequently the dynamic distress of tailings dams is thoroughly investigated in terms of inertial accelerations developed. On a global scale, the demand for mineral products has increased substantially with economic development. Unep tailings dams report and residual risk assessment.
Simply put, the main objective of longterm closure planning is reduced. There are three raised tailings dam designs, the upstream, downstream and centerline, named according to the movement of the crest during raising. Design, construction and management of tailings storage. Ebook pdf ebook planning, design, and analysis of tailings dams by steven g. This ranking does not reflect likelihood of failure, but rather provides a tool to assist with facility design and emergency planning. According to the report, many of the worlds largest mining companies are not able to know and show how effectively they are addressing the risks of tailings dam failure and seepage. Read online and download pdf ebook planning, design, and analysis of tailings dams by steven g. Download planning design and analysis of tailings dams read online. Public awareness of tailings dam failures is increasing in the wake of incidents in canada and abroad. An upstream tailings dam consists of trapezoidal embankments being constructed on top but toe to crest of another, moving the crest further upstream. Study on the risk assessment of the tailings dam break. Tailings dams are dynamic structures and maintaining dam integrity requires consideration of a range of factors including appropriate engineering design, quality construction, ongoing operating discipline and effective governance processes. Free ebook planning, design, and analysis of tailings dams, by steven g. Planning, design, and analysis of tailings dams, by steven g.
247 1630 352 997 934 1170 511 1279 222 1264 108 421 373 1321 432 1540 27 941 287 1492 1441 487 1130 1070 1041 1425 1368 1076 763 1067 652 239 1384