Cyclonic damage assessment of rural houses for the east coastal region of India

Tropical cyclones are one of the most frequently occurring natural hazards in the coastal regions of India that cause extensive damage to life as well as property. Undertaking damage assessment of houses in a cyclone-prone region is important for cyclone disaster mitigation. In this work, a systemat...

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Main Author: Pradeep K. Goyal
Format: Article
Language:English
Published: Elsevier 2022-10-01
Series:Progress in Disaster Science
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S2590061722000254
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author Pradeep K. Goyal
author_facet Pradeep K. Goyal
author_sort Pradeep K. Goyal
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description Tropical cyclones are one of the most frequently occurring natural hazards in the coastal regions of India that cause extensive damage to life as well as property. Undertaking damage assessment of houses in a cyclone-prone region is important for cyclone disaster mitigation. In this work, a systematic procedure has been outlined for conducting damage assessment of rural houses caused due to cyclonic wind using a component approach. By combining the damage states and using the damage ratio of the component, a damage probability matrix (DPM) is determined. By Integrating the probability of cyclonic wind speed with the conditional probability of failure of rural houses and conditional mean damage, the overall damage estimate for a specified region is obtained. Three types of analysis are carried out showing three types of fragility curves, which include, annual damage vs. wind velocity, probability of complete failure of houses vs. wind velocity, and probability of failure of some important components vs. wind velocity. The effects of several types of wind speed distributions, component distribution parameters, and wind speed are investigated.
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spelling doaj.art-77e6406a780448b3960152e9af86f29d2022-12-22T04:09:00ZengElsevierProgress in Disaster Science2590-06172022-10-0115100238Cyclonic damage assessment of rural houses for the east coastal region of IndiaPradeep K. Goyal0Dept. of Civil Engg, Delhi Technological University (Formerly Delhi College of Engineering), Delhi, IndiaTropical cyclones are one of the most frequently occurring natural hazards in the coastal regions of India that cause extensive damage to life as well as property. Undertaking damage assessment of houses in a cyclone-prone region is important for cyclone disaster mitigation. In this work, a systematic procedure has been outlined for conducting damage assessment of rural houses caused due to cyclonic wind using a component approach. By combining the damage states and using the damage ratio of the component, a damage probability matrix (DPM) is determined. By Integrating the probability of cyclonic wind speed with the conditional probability of failure of rural houses and conditional mean damage, the overall damage estimate for a specified region is obtained. Three types of analysis are carried out showing three types of fragility curves, which include, annual damage vs. wind velocity, probability of complete failure of houses vs. wind velocity, and probability of failure of some important components vs. wind velocity. The effects of several types of wind speed distributions, component distribution parameters, and wind speed are investigated.http://www.sciencedirect.com/science/article/pii/S2590061722000254CyclonesDamageVulnerabilityWind speedDisasterProbability of failure
spellingShingle Pradeep K. Goyal
Cyclonic damage assessment of rural houses for the east coastal region of India
Progress in Disaster Science
Cyclones
Damage
Vulnerability
Wind speed
Disaster
Probability of failure
title Cyclonic damage assessment of rural houses for the east coastal region of India
title_full Cyclonic damage assessment of rural houses for the east coastal region of India
title_fullStr Cyclonic damage assessment of rural houses for the east coastal region of India
title_full_unstemmed Cyclonic damage assessment of rural houses for the east coastal region of India
title_short Cyclonic damage assessment of rural houses for the east coastal region of India
title_sort cyclonic damage assessment of rural houses for the east coastal region of india
topic Cyclones
Damage
Vulnerability
Wind speed
Disaster
Probability of failure
url http://www.sciencedirect.com/science/article/pii/S2590061722000254
work_keys_str_mv AT pradeepkgoyal cyclonicdamageassessmentofruralhousesfortheeastcoastalregionofindia