Consideration on the Applicability of the Risk Assessment Methodology Designed for Water Reservoirs to Tailings Storage Facilities

Authors

  • Dragana Nišić Faculty of Mining and Geology, University of Belgrade http://orcid.org/0000-0002-6470-9567
  • Dinko Knežević Faculty of Mining and Geology, University of Belgrade
  • Aleksandar Cvjetić Faculty of Mining and Geology, University of Belgrade
  • Neda Nišić Faculty of Mining and Geology, University of Belgrade
  • Vladimir Jovanović Institute for Technology of Nuclear and Other Mineral Raw Materials

DOI:

https://doi.org/10.17159/

Abstract

Water Reservoirs and Tailings Storage Facilities are two apparently similar structures, yet the risks associated with operating such structures are in fact far from similar, because of their different purpose, method of construction and operation, characteristics of the materials impounded within the facilities and their flow behaviour. Regardless of the large number of differences, it often happens that these two types of structures are put in the same category when it comes to risk assessment and the application of relevant methodologies, which may eventually result in unrealistic outcomes. This paper analyses whether it is possible to apply the risk assessment methodology designed for water reservoirs to tailings storage facilities and gives a general overview of the key differences between these two types of structures. It also provides a comparative analysis of the results obtained by conducting the risk assessment of the operation of a tailings storage facility applying the method recommended by the International Commission on Large Dams (ICOLD) and the results obtained using the Failure Mode and Effects Analysis (FMEA) technique. It was concluded that a more realistic evaluation of risk levels can be provided by adopting a systematic approach to risk assessment, in accordance with the traditional risk definition, on which the FMEA technique is based.

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Published

2026-04-15