The Role of Seismic Structural Health Monitoring (S2HM) in the Assessment of the Delay Time after Earthquakes

The concept of seismic resilience has been introduced in the design of buildings in the last decade. In this regard, the delay time may be defined as the time that occurs between the event and the moment the repair process begins. In the literature, only a few contributions have considered delay tim...

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Main Author: Davide Forcellini
Format: Article
Language:English
Published: MDPI AG 2023-03-01
Series:Applied Sciences
Subjects:
Online Access:https://www.mdpi.com/2076-3417/13/5/3293
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author Davide Forcellini
author_facet Davide Forcellini
author_sort Davide Forcellini
collection DOAJ
description The concept of seismic resilience has been introduced in the design of buildings in the last decade. In this regard, the delay time may be defined as the time that occurs between the event and the moment the repair process begins. In the literature, only a few contributions have considered delay time, and even its definition is still under discussion. However, it is a key parameter in the assessment of resilience after earthquakes since it may significantly increase the total time after which a structure may be considered recovered. The principle at the base of the paper is that seismic structural health monitoring (S2HM) may play a significant role in reducing the delay time. Therefore, delay time needs to be considered since it may significantly reduce the seismic resilience of structural systems. The paper aims to consider this important issue demonstrating the relationship between S2HM and the assessment of the seismic resilience of buildings. In particular, the assumption herein is that the accuracy of the S2HM may be described with different levels, and in correspondence with these levels, certain values of the delay time may be considered. In addition, the delay time is considered as a percentage of the total repair time. A multidimensional definition that includes the accuracy of S2HM in the description of the delay time is herein proposed to be included in methodologies that aim to assess seismic resilience.
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spelling doaj.art-ae263460d50646b4a8906b4348fba1882023-11-17T07:21:53ZengMDPI AGApplied Sciences2076-34172023-03-01135329310.3390/app13053293The Role of Seismic Structural Health Monitoring (S2HM) in the Assessment of the Delay Time after EarthquakesDavide Forcellini0Faculty of Civil and Environmental Engineering, University of San Marino, 99 Via Consiglio dei 60, 47899 Serravalle, San MarinoThe concept of seismic resilience has been introduced in the design of buildings in the last decade. In this regard, the delay time may be defined as the time that occurs between the event and the moment the repair process begins. In the literature, only a few contributions have considered delay time, and even its definition is still under discussion. However, it is a key parameter in the assessment of resilience after earthquakes since it may significantly increase the total time after which a structure may be considered recovered. The principle at the base of the paper is that seismic structural health monitoring (S2HM) may play a significant role in reducing the delay time. Therefore, delay time needs to be considered since it may significantly reduce the seismic resilience of structural systems. The paper aims to consider this important issue demonstrating the relationship between S2HM and the assessment of the seismic resilience of buildings. In particular, the assumption herein is that the accuracy of the S2HM may be described with different levels, and in correspondence with these levels, certain values of the delay time may be considered. In addition, the delay time is considered as a percentage of the total repair time. A multidimensional definition that includes the accuracy of S2HM in the description of the delay time is herein proposed to be included in methodologies that aim to assess seismic resilience.https://www.mdpi.com/2076-3417/13/5/3293seismic structural health monitoringseismic resiliencedelay timeearthquake
spellingShingle Davide Forcellini
The Role of Seismic Structural Health Monitoring (S2HM) in the Assessment of the Delay Time after Earthquakes
Applied Sciences
seismic structural health monitoring
seismic resilience
delay time
earthquake
title The Role of Seismic Structural Health Monitoring (S2HM) in the Assessment of the Delay Time after Earthquakes
title_full The Role of Seismic Structural Health Monitoring (S2HM) in the Assessment of the Delay Time after Earthquakes
title_fullStr The Role of Seismic Structural Health Monitoring (S2HM) in the Assessment of the Delay Time after Earthquakes
title_full_unstemmed The Role of Seismic Structural Health Monitoring (S2HM) in the Assessment of the Delay Time after Earthquakes
title_short The Role of Seismic Structural Health Monitoring (S2HM) in the Assessment of the Delay Time after Earthquakes
title_sort role of seismic structural health monitoring s2hm in the assessment of the delay time after earthquakes
topic seismic structural health monitoring
seismic resilience
delay time
earthquake
url https://www.mdpi.com/2076-3417/13/5/3293
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