Site-Specific Earthquake Ground Motions for Seismic Design of Port Facilities in Indonesia

In Indonesia, infrastructure, such as port facilities, has been damaged by earthquakes. Therefore, evaluating rational earthquake ground motions (EGMs) for seismic design is necessary to mitigate earthquake disasters in the future. The EGMs in the Indonesian Seismic Code are stipulated based on the...

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Main Authors: Christino Boyke, Afif Navir Refani, Takashi Nagao
Format: Article
Language:English
Published: MDPI AG 2022-02-01
Series:Applied Sciences
Subjects:
Online Access:https://www.mdpi.com/2076-3417/12/4/1963
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author Christino Boyke
Afif Navir Refani
Takashi Nagao
author_facet Christino Boyke
Afif Navir Refani
Takashi Nagao
author_sort Christino Boyke
collection DOAJ
description In Indonesia, infrastructure, such as port facilities, has been damaged by earthquakes. Therefore, evaluating rational earthquake ground motions (EGMs) for seismic design is necessary to mitigate earthquake disasters in the future. The EGMs in the Indonesian Seismic Code are stipulated based on the ASCE standards and not on site-specific ones. This study aims to propose site-specific EGMs for the seismic design of port facilities in Indonesia. The EGM records and ground data in Indonesia were used for analysis. The EGM incidents in the bedrock were evaluated with deconvolution analysis. The obtained EGMs were amplitude-adjusted to peak ground acceleration similar to that of the EGMs in the bedrock in the Indonesian Seismic Code. A seismic response analysis considering nonlinear soil characteristics was conducted, and 144 EGMs at port sites were obtained. Considering the variation in the obtained EGMs, we propose site-specific EGMs for the seismic design of port facilities. A comparison of the proposed EGMs with those in the design code reveals that the difference between them is significant.
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spelling doaj.art-7283a087f59247acb5480ffdac29de1b2023-11-23T18:36:59ZengMDPI AGApplied Sciences2076-34172022-02-01124196310.3390/app12041963Site-Specific Earthquake Ground Motions for Seismic Design of Port Facilities in IndonesiaChristino Boyke0Afif Navir Refani1Takashi Nagao2Department of Marine Transportation Engineering, Faculty of Marine Technology, Institut Teknologi Sepuluh Nopember, Surabaya 60111, IndonesiaDepartment of Civil Infrastructure Engineering, Faculty of Vocational, Institut Teknologi Sepuluh Nopember, Surabaya 60111, IndonesiaResearch Center for Urban Safety and Security, Kobe University, Kobe City 657-8501, JapanIn Indonesia, infrastructure, such as port facilities, has been damaged by earthquakes. Therefore, evaluating rational earthquake ground motions (EGMs) for seismic design is necessary to mitigate earthquake disasters in the future. The EGMs in the Indonesian Seismic Code are stipulated based on the ASCE standards and not on site-specific ones. This study aims to propose site-specific EGMs for the seismic design of port facilities in Indonesia. The EGM records and ground data in Indonesia were used for analysis. The EGM incidents in the bedrock were evaluated with deconvolution analysis. The obtained EGMs were amplitude-adjusted to peak ground acceleration similar to that of the EGMs in the bedrock in the Indonesian Seismic Code. A seismic response analysis considering nonlinear soil characteristics was conducted, and 144 EGMs at port sites were obtained. Considering the variation in the obtained EGMs, we propose site-specific EGMs for the seismic design of port facilities. A comparison of the proposed EGMs with those in the design code reveals that the difference between them is significant.https://www.mdpi.com/2076-3417/12/4/1963seismic designseismic response analysisearthquake ground motionspectral acceleration
spellingShingle Christino Boyke
Afif Navir Refani
Takashi Nagao
Site-Specific Earthquake Ground Motions for Seismic Design of Port Facilities in Indonesia
Applied Sciences
seismic design
seismic response analysis
earthquake ground motion
spectral acceleration
title Site-Specific Earthquake Ground Motions for Seismic Design of Port Facilities in Indonesia
title_full Site-Specific Earthquake Ground Motions for Seismic Design of Port Facilities in Indonesia
title_fullStr Site-Specific Earthquake Ground Motions for Seismic Design of Port Facilities in Indonesia
title_full_unstemmed Site-Specific Earthquake Ground Motions for Seismic Design of Port Facilities in Indonesia
title_short Site-Specific Earthquake Ground Motions for Seismic Design of Port Facilities in Indonesia
title_sort site specific earthquake ground motions for seismic design of port facilities in indonesia
topic seismic design
seismic response analysis
earthquake ground motion
spectral acceleration
url https://www.mdpi.com/2076-3417/12/4/1963
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