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Titel |
Assessment of the physical flood susceptibility of buildings on a large scale – conceptual and methodological frameworks |
VerfasserIn |
A. Blanco-Vogt, J. Schanze |
Medientyp |
Artikel
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Sprache |
Englisch
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ISSN |
1561-8633
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Digitales Dokument |
URL |
Erschienen |
In: Natural Hazards and Earth System Sciences ; 14, no. 8 ; Nr. 14, no. 8 (2014-08-19), S.2105-2117 |
Datensatznummer |
250118600
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Publikation (Nr.) |
copernicus.org/nhess-14-2105-2014.pdf |
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Zusammenfassung |
There are various approaches available for assessing the flood
vulnerability and damage to buildings and critical infrastructure. They cover
pre- and post-event methods for different scales. However, there can hardly
be found any method that allows for a large-scale pre-event assessment of the
built structures with a high resolution. To make advancements in this
respect, the paper presents, first, a conceptual framework for understanding
the physical flood susceptibility of buildings and, second, a methodological
framework for its assessment. The latter ranges from semi-automatic
extraction of buildings, mainly from remote sensing with a subsequent
classification and systematic characterisation, to the assessment of the
physical flood susceptibility on the basis of depth–impact functions. The
work shows results of the methodology's implementation and testing in a
settlement of the city of Magangué, along the Magdalena River in
Colombia. |
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