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Establishment of windstorm-producing thunderstorms hazard threshold in peninsular Malaysia

Establishment of guideline to distinguish between low risk and high-risk windstorm occurrences is important in windstorm disaster management, especially, for purpose in disseminating early warning to the public and local authorities. Hazard threshold as supporting tool in windstorm early warning sys...

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Main Authors: Bachok, Mohd. Fairuz, Shamsudin, Supiah, Zainal Abidin, Roslan, Jeevaragagam, Ponselvi, Harun, Sobri
Format: Article
Published: Medwell Journals 2018
Subjects:
TA Engineering (General). Civil engineering (General)
Online Access:http://eprints.utm.my/id/eprint/85402/
https://medwelljournals.com/abstract/?doi=jeasci.2018.7364.7372
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spelling my.utm.854022020-06-16T06:48:17Z http://eprints.utm.my/id/eprint/85402/ Establishment of windstorm-producing thunderstorms hazard threshold in peninsular Malaysia Bachok, Mohd. Fairuz Shamsudin, Supiah Zainal Abidin, Roslan Jeevaragagam, Ponselvi Harun, Sobri TA Engineering (General). Civil engineering (General) Establishment of guideline to distinguish between low risk and high-risk windstorm occurrences is important in windstorm disaster management, especially, for purpose in disseminating early warning to the public and local authorities. Hazard threshold as supporting tool in windstorm early warning system, so that, monitoring of these phenomena only to be focused on high-risk windstorm occurrences. High-risk windstorm occurrences are occurrences with a higher intensity than hazard threshold whereby if this particular windstorm did occur, it could cause significant damages. Significant damages are damages that causing loss property, injury and claim life to the human. In order to establish this supporting tool, 56 windstorm occurrences from 6 regions in Peninsular Malaysia were selected as study cases. Estimation of intensity for each significant damage also taken into account the effect of local conditions. Besides, the damages and meteorological station should be underneath the same convective cluster and in-position with wind direction that had intensity. Through this study, it was found that the hazard threshold in Peninsular Malaysia is 9.0 m/sec (32.4 km/h) of gust speed at 1 min duration. Medwell Journals 2018 Article PeerReviewed Bachok, Mohd. Fairuz and Shamsudin, Supiah and Zainal Abidin, Roslan and Jeevaragagam, Ponselvi and Harun, Sobri (2018) Establishment of windstorm-producing thunderstorms hazard threshold in peninsular Malaysia. Journal of Engineering and Applied Sciences, 13 (17). pp. 7364-7372. ISSN 1816-949X https://medwelljournals.com/abstract/?doi=jeasci.2018.7364.7372
institution Universiti Teknologi Malaysia
building UTM Library
collection Institutional Repository
continent Asia
country Malaysia
content_provider Universiti Teknologi Malaysia
content_source UTM Institutional Repository
url_provider http://eprints.utm.my/
topic TA Engineering (General). Civil engineering (General)
spellingShingle TA Engineering (General). Civil engineering (General)
Bachok, Mohd. Fairuz
Shamsudin, Supiah
Zainal Abidin, Roslan
Jeevaragagam, Ponselvi
Harun, Sobri
Establishment of windstorm-producing thunderstorms hazard threshold in peninsular Malaysia
description Establishment of guideline to distinguish between low risk and high-risk windstorm occurrences is important in windstorm disaster management, especially, for purpose in disseminating early warning to the public and local authorities. Hazard threshold as supporting tool in windstorm early warning system, so that, monitoring of these phenomena only to be focused on high-risk windstorm occurrences. High-risk windstorm occurrences are occurrences with a higher intensity than hazard threshold whereby if this particular windstorm did occur, it could cause significant damages. Significant damages are damages that causing loss property, injury and claim life to the human. In order to establish this supporting tool, 56 windstorm occurrences from 6 regions in Peninsular Malaysia were selected as study cases. Estimation of intensity for each significant damage also taken into account the effect of local conditions. Besides, the damages and meteorological station should be underneath the same convective cluster and in-position with wind direction that had intensity. Through this study, it was found that the hazard threshold in Peninsular Malaysia is 9.0 m/sec (32.4 km/h) of gust speed at 1 min duration.
format Article
author Bachok, Mohd. Fairuz
Shamsudin, Supiah
Zainal Abidin, Roslan
Jeevaragagam, Ponselvi
Harun, Sobri
author_facet Bachok, Mohd. Fairuz
Shamsudin, Supiah
Zainal Abidin, Roslan
Jeevaragagam, Ponselvi
Harun, Sobri
author_sort Bachok, Mohd. Fairuz
title Establishment of windstorm-producing thunderstorms hazard threshold in peninsular Malaysia
title_short Establishment of windstorm-producing thunderstorms hazard threshold in peninsular Malaysia
title_full Establishment of windstorm-producing thunderstorms hazard threshold in peninsular Malaysia
title_fullStr Establishment of windstorm-producing thunderstorms hazard threshold in peninsular Malaysia
title_full_unstemmed Establishment of windstorm-producing thunderstorms hazard threshold in peninsular Malaysia
title_sort establishment of windstorm-producing thunderstorms hazard threshold in peninsular malaysia
publisher Medwell Journals
publishDate 2018
url http://eprints.utm.my/id/eprint/85402/
https://medwelljournals.com/abstract/?doi=jeasci.2018.7364.7372
_version_ 1672610529035681792
score 13.211869

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