Tsunami evacuation sites in the northern Sumatra (Indonesia) determined based on the updated tsunami numerical simulations

In many parts of tsunami prone areas, providing tsunami evacuation structures is often regarded as costly and difficult to manage, whereas several existing building and hills can be introduced as tsunami evacuation sites. This research intends to introduce practical and scientific methods in assessi...

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Main Authors: Abdi Jihad, Umar Muksin, Syamsidik, Marwan Ramli, Vrieslend Haris Banyunegoro, Andrean V.H. Simanjuntak, Andi Azhar Rusdin
Format: Article
Language:English
Published: Elsevier 2023-04-01
Series:Progress in Disaster Science
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S2590061723000133
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author Abdi Jihad
Umar Muksin
Syamsidik
Marwan Ramli
Vrieslend Haris Banyunegoro
Andrean V.H. Simanjuntak
Andi Azhar Rusdin
author_facet Abdi Jihad
Umar Muksin
Syamsidik
Marwan Ramli
Vrieslend Haris Banyunegoro
Andrean V.H. Simanjuntak
Andi Azhar Rusdin
author_sort Abdi Jihad
collection DOAJ
description In many parts of tsunami prone areas, providing tsunami evacuation structures is often regarded as costly and difficult to manage, whereas several existing building and hills can be introduced as tsunami evacuation sites. This research intends to introduce practical and scientific methods in assessing the feasibility of hills and buildings for vertical tsunami evacuation facilities. Here, the aim is to combine tsunami numerical simulations and field assessment to determine suitable hills and buildings as vertical tsunami evacuation facilities in Calang and Banda Aceh (Indonesia) that were severely destroyed by the 2004 Indian Ocean tsunami. The numerical simulations were based on the latest condition of land cover of the study area, which has changed significantly in the last 20 years. Using the newly updated land cover, the tsunami model reveals that the tsunami estimated maximum height is 13 m in Calang. The existing buildings and hills, with an altitude higher than tsunami heights, which can be reached within 30 min (15 min less than the minimum tsunami arrival times) from the centres of the villages, are proposed as tsunami evacuation sites. In Banda Aceh and Calang, 10 public buildings, 13 mosques, and 4 hills are proposed as alternative escape sites.
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spelling doaj.art-cf376adeba554686adad0f07d963c7ff2023-06-17T05:20:28ZengElsevierProgress in Disaster Science2590-06172023-04-0118100286Tsunami evacuation sites in the northern Sumatra (Indonesia) determined based on the updated tsunami numerical simulationsAbdi Jihad0Umar Muksin1 Syamsidik2Marwan Ramli3Vrieslend Haris Banyunegoro4Andrean V.H. Simanjuntak5Andi Azhar Rusdin6Doctoral Program of Mathematics and Applied Sciences, Universitas Syiah Kuala, Indonesia; Meteorological, Climatological, and Geophysical Agency (BMKG), IndonesiaDoctoral Program of Mathematics and Applied Sciences, Universitas Syiah Kuala, Indonesia; Tsunami and Disaster Mitigation Research Center (TDMRC), Universitas Syiah Kuala, Indonesia; Correspondening author at: Doctoral Program of Mathematics and Applied Sciences, Universitas Syiah Kuala, Indonesia.Tsunami and Disaster Mitigation Research Center (TDMRC), Universitas Syiah Kuala, Indonesia; Civil Engineering Department, Faculty of Engineering, Universitas Syiah Kuala, IndonesiaDoctoral Program of Mathematics and Applied Sciences, Universitas Syiah Kuala, IndonesiaMeteorological, Climatological, and Geophysical Agency (BMKG), IndonesiaMeteorological, Climatological, and Geophysical Agency (BMKG), IndonesiaMeteorological, Climatological, and Geophysical Agency (BMKG), IndonesiaIn many parts of tsunami prone areas, providing tsunami evacuation structures is often regarded as costly and difficult to manage, whereas several existing building and hills can be introduced as tsunami evacuation sites. This research intends to introduce practical and scientific methods in assessing the feasibility of hills and buildings for vertical tsunami evacuation facilities. Here, the aim is to combine tsunami numerical simulations and field assessment to determine suitable hills and buildings as vertical tsunami evacuation facilities in Calang and Banda Aceh (Indonesia) that were severely destroyed by the 2004 Indian Ocean tsunami. The numerical simulations were based on the latest condition of land cover of the study area, which has changed significantly in the last 20 years. Using the newly updated land cover, the tsunami model reveals that the tsunami estimated maximum height is 13 m in Calang. The existing buildings and hills, with an altitude higher than tsunami heights, which can be reached within 30 min (15 min less than the minimum tsunami arrival times) from the centres of the villages, are proposed as tsunami evacuation sites. In Banda Aceh and Calang, 10 public buildings, 13 mosques, and 4 hills are proposed as alternative escape sites.http://www.sciencedirect.com/science/article/pii/S2590061723000133Escape sitesEarthquakesTsunamiDisaster risk reduction
spellingShingle Abdi Jihad
Umar Muksin
Syamsidik
Marwan Ramli
Vrieslend Haris Banyunegoro
Andrean V.H. Simanjuntak
Andi Azhar Rusdin
Tsunami evacuation sites in the northern Sumatra (Indonesia) determined based on the updated tsunami numerical simulations
Progress in Disaster Science
Escape sites
Earthquakes
Tsunami
Disaster risk reduction
title Tsunami evacuation sites in the northern Sumatra (Indonesia) determined based on the updated tsunami numerical simulations
title_full Tsunami evacuation sites in the northern Sumatra (Indonesia) determined based on the updated tsunami numerical simulations
title_fullStr Tsunami evacuation sites in the northern Sumatra (Indonesia) determined based on the updated tsunami numerical simulations
title_full_unstemmed Tsunami evacuation sites in the northern Sumatra (Indonesia) determined based on the updated tsunami numerical simulations
title_short Tsunami evacuation sites in the northern Sumatra (Indonesia) determined based on the updated tsunami numerical simulations
title_sort tsunami evacuation sites in the northern sumatra indonesia determined based on the updated tsunami numerical simulations
topic Escape sites
Earthquakes
Tsunami
Disaster risk reduction
url http://www.sciencedirect.com/science/article/pii/S2590061723000133
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