Risk Assessment Methodology for Pit Lakes Instabilities

In this study we present a generic probabilistic risk assessment methodology to evaluate the risk associated with flooding process of a pit. We use the bow-tie analysis to analyze the critical events (we focus on slope failures) and the systemic risk assessment methodology to estimate the risk for t...

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Main Authors: Michael Galetakis, Vassilios Deligiorgis, Emmanuel Steiakakis, Stella Raka, Marwan Alheib
Format: Article
Language:English
Published: MDPI AG 2022-01-01
Series:Materials Proceedings
Subjects:
Online Access:https://www.mdpi.com/2673-4605/5/1/92
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author Michael Galetakis
Vassilios Deligiorgis
Emmanuel Steiakakis
Stella Raka
Marwan Alheib
author_facet Michael Galetakis
Vassilios Deligiorgis
Emmanuel Steiakakis
Stella Raka
Marwan Alheib
author_sort Michael Galetakis
collection DOAJ
description In this study we present a generic probabilistic risk assessment methodology to evaluate the risk associated with flooding process of a pit. We use the bow-tie analysis to analyze the critical events (we focus on slope failures) and the systemic risk assessment methodology to estimate the risk for the population, for the environment and for the infrastructure. Furthermore, we perform a spatial analysis of the risk by discretizing the affected area into squares, by estimating the risk in each one and finally by creating the risk map. The methodology is implemented by specialized software that has been created in a Matlab environment for the deduction of such risk assessments. The developed methodology was applied in the area of the pit lake Most in Czech Republic.
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spelling doaj.art-4f9e0b3ec2d741889ad7e6658fe5f9422023-11-17T12:25:00ZengMDPI AGMaterials Proceedings2673-46052022-01-01519210.3390/materproc2021005092Risk Assessment Methodology for Pit Lakes InstabilitiesMichael Galetakis0Vassilios Deligiorgis1Emmanuel Steiakakis2Stella Raka3Marwan Alheib4School of Mineral Resources Engineering, University Campus, Technical University of Crete, 73 100 Chania, GreeceSchool of Mineral Resources Engineering, University Campus, Technical University of Crete, 73 100 Chania, GreeceSchool of Mineral Resources Engineering, University Campus, Technical University of Crete, 73 100 Chania, GreeceSchool of Mineral Resources Engineering, University Campus, Technical University of Crete, 73 100 Chania, GreeceInstitut national de l’environnement industriel et des risques, Parc Technologique Alata, 60550 Verneuil en Halatte, FranceIn this study we present a generic probabilistic risk assessment methodology to evaluate the risk associated with flooding process of a pit. We use the bow-tie analysis to analyze the critical events (we focus on slope failures) and the systemic risk assessment methodology to estimate the risk for the population, for the environment and for the infrastructure. Furthermore, we perform a spatial analysis of the risk by discretizing the affected area into squares, by estimating the risk in each one and finally by creating the risk map. The methodology is implemented by specialized software that has been created in a Matlab environment for the deduction of such risk assessments. The developed methodology was applied in the area of the pit lake Most in Czech Republic.https://www.mdpi.com/2673-4605/5/1/92pit lakesrisk assessmentslope stability
spellingShingle Michael Galetakis
Vassilios Deligiorgis
Emmanuel Steiakakis
Stella Raka
Marwan Alheib
Risk Assessment Methodology for Pit Lakes Instabilities
Materials Proceedings
pit lakes
risk assessment
slope stability
title Risk Assessment Methodology for Pit Lakes Instabilities
title_full Risk Assessment Methodology for Pit Lakes Instabilities
title_fullStr Risk Assessment Methodology for Pit Lakes Instabilities
title_full_unstemmed Risk Assessment Methodology for Pit Lakes Instabilities
title_short Risk Assessment Methodology for Pit Lakes Instabilities
title_sort risk assessment methodology for pit lakes instabilities
topic pit lakes
risk assessment
slope stability
url https://www.mdpi.com/2673-4605/5/1/92
work_keys_str_mv AT michaelgaletakis riskassessmentmethodologyforpitlakesinstabilities
AT vassiliosdeligiorgis riskassessmentmethodologyforpitlakesinstabilities
AT emmanuelsteiakakis riskassessmentmethodologyforpitlakesinstabilities
AT stellaraka riskassessmentmethodologyforpitlakesinstabilities
AT marwanalheib riskassessmentmethodologyforpitlakesinstabilities