Rockfall susceptibility along the regional road network of Aosta Valley Region (northwestern Italy)

Rockfalls are a major hazard in mountain areas. They can endanger human settlements and infrastructures, and, every year, cause multiple damage and victims. An investigation of those areas more susceptible to rockfall represents a key approach to improve the analysis and management of rockfall impac...

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Main Authors: M. Cignetti, D. Godone, D. Bertolo, M. Paganone, P. Thuegaz, D. Giordan
Format: Article
Language:English
Published: Taylor & Francis Group 2021-06-01
Series:Journal of Maps
Subjects:
Online Access:http://dx.doi.org/10.1080/17445647.2020.1850534
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author M. Cignetti
D. Godone
D. Bertolo
M. Paganone
P. Thuegaz
D. Giordan
author_facet M. Cignetti
D. Godone
D. Bertolo
M. Paganone
P. Thuegaz
D. Giordan
author_sort M. Cignetti
collection DOAJ
description Rockfalls are a major hazard in mountain areas. They can endanger human settlements and infrastructures, and, every year, cause multiple damage and victims. An investigation of those areas more susceptible to rockfall represents a key approach to improve the analysis and management of rockfall impact and consequences. The proposed procedure involves the study of occurred rockfall databases and thematic maps to compute a susceptibility map, by the employment of Analytical Hierarchic Process. The computation is focused on the road network of Aosta Valley Region (northwestern Italy) and its proximity. The model results highlight the importance of morphometric factors on the investigated phenomena. The outcomes of the analysis were also validated by comparing rockfall databases with the receiver operating characteristic curve, in order to confirm their reliability. The results of the procedure are a starting point for a detailed planning action in order to manage the hazard related to these phenomena.
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spelling doaj.art-b5ca633ae61747758795eb6e31fca8ae2022-12-21T22:08:05ZengTaylor & Francis GroupJournal of Maps1744-56472021-06-01173546410.1080/17445647.2020.18505341850534Rockfall susceptibility along the regional road network of Aosta Valley Region (northwestern Italy)M. Cignetti0D. Godone1D. Bertolo2M. Paganone3P. Thuegaz4D. Giordan5National Research Council of Italy, Research Institute for Geo-Hydrological Protection (CNR IRPI)National Research Council of Italy, Research Institute for Geo-Hydrological Protection (CNR IRPI)Strutture Attività Geologiche, Regione Autonoma Valle d’AostaStrutture Attività Geologiche, Regione Autonoma Valle d’AostaStrutture Attività Geologiche, Regione Autonoma Valle d’AostaNational Research Council of Italy, Research Institute for Geo-Hydrological Protection (CNR IRPI)Rockfalls are a major hazard in mountain areas. They can endanger human settlements and infrastructures, and, every year, cause multiple damage and victims. An investigation of those areas more susceptible to rockfall represents a key approach to improve the analysis and management of rockfall impact and consequences. The proposed procedure involves the study of occurred rockfall databases and thematic maps to compute a susceptibility map, by the employment of Analytical Hierarchic Process. The computation is focused on the road network of Aosta Valley Region (northwestern Italy) and its proximity. The model results highlight the importance of morphometric factors on the investigated phenomena. The outcomes of the analysis were also validated by comparing rockfall databases with the receiver operating characteristic curve, in order to confirm their reliability. The results of the procedure are a starting point for a detailed planning action in order to manage the hazard related to these phenomena.http://dx.doi.org/10.1080/17445647.2020.1850534rockfall hazardanalytic hierarchy processlandslide inventoryalpine region
spellingShingle M. Cignetti
D. Godone
D. Bertolo
M. Paganone
P. Thuegaz
D. Giordan
Rockfall susceptibility along the regional road network of Aosta Valley Region (northwestern Italy)
Journal of Maps
rockfall hazard
analytic hierarchy process
landslide inventory
alpine region
title Rockfall susceptibility along the regional road network of Aosta Valley Region (northwestern Italy)
title_full Rockfall susceptibility along the regional road network of Aosta Valley Region (northwestern Italy)
title_fullStr Rockfall susceptibility along the regional road network of Aosta Valley Region (northwestern Italy)
title_full_unstemmed Rockfall susceptibility along the regional road network of Aosta Valley Region (northwestern Italy)
title_short Rockfall susceptibility along the regional road network of Aosta Valley Region (northwestern Italy)
title_sort rockfall susceptibility along the regional road network of aosta valley region northwestern italy
topic rockfall hazard
analytic hierarchy process
landslide inventory
alpine region
url http://dx.doi.org/10.1080/17445647.2020.1850534
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AT mpaganone rockfallsusceptibilityalongtheregionalroadnetworkofaostavalleyregionnorthwesternitaly
AT pthuegaz rockfallsusceptibilityalongtheregionalroadnetworkofaostavalleyregionnorthwesternitaly
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