Assessing Community-Level Flood Resilience: Analyzing Functional Interdependencies Among Building Sectors

This study presents a comprehensive framework for evaluating community-level flood resilience by integrating the fragility of individual buildings, the functionality of critical infrastructure sectors, and their interdependencies. Using performance-based engineering principles, the framework quantif...

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Main Authors: Yang Lu, Guanming Zhang, Donglei Wang
Format: Article
Language:English
Published: MDPI AG 2025-03-01
Series:Applied Sciences
Subjects:
Online Access:https://www.mdpi.com/2076-3417/15/6/3161
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author Yang Lu
Guanming Zhang
Donglei Wang
author_facet Yang Lu
Guanming Zhang
Donglei Wang
author_sort Yang Lu
collection DOAJ
description This study presents a comprehensive framework for evaluating community-level flood resilience by integrating the fragility of individual buildings, the functionality of critical infrastructure sectors, and their interdependencies. Using performance-based engineering principles, the framework quantifies resilience through isolated building fragility curves, sector-specific functionality fragility curves, and a synthesized community-level functionality model. Applied to a virtual community of 1000 archetypal buildings, the analysis reveals that community functionality decreases with increasing flood depth, reaching a critical threshold of 0.87 at 1.57 m. The sensitivity analysis underscores the importance of accounting for intersectoral dependencies, as they significantly influence community-wide functionality. The results highlight the residential sector’s dominant role in shaping resilience and its cascading effects on other sectors. This framework provides actionable insights for planners and stakeholders, emphasizing the need to prioritize interventions in sectors with the highest vulnerability and dependency to enhance disaster preparedness and response strategies. This framework, novel in its integration of building-level fragility curves with community-wide intersectoral dependencies, provides actionable insights for planners and stakeholders, emphasizing targeted interventions in vulnerable sectors to enhance flood resilience.
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spelling doaj-art-0a7a8afe038f4d2f8c77a33d0a20262d2025-08-20T03:43:29ZengMDPI AGApplied Sciences2076-34172025-03-01156316110.3390/app15063161Assessing Community-Level Flood Resilience: Analyzing Functional Interdependencies Among Building SectorsYang Lu0Guanming Zhang1Donglei Wang2Department of Civil Engineering, Boise State University, 1910 University Drive, Boise, ID 83725, USADepartment of Computer Science, Boise State University, 1910 University Drive, Boise, ID 83725, USADepartment of Civil Engineering, Boise State University, 1910 University Drive, Boise, ID 83725, USAThis study presents a comprehensive framework for evaluating community-level flood resilience by integrating the fragility of individual buildings, the functionality of critical infrastructure sectors, and their interdependencies. Using performance-based engineering principles, the framework quantifies resilience through isolated building fragility curves, sector-specific functionality fragility curves, and a synthesized community-level functionality model. Applied to a virtual community of 1000 archetypal buildings, the analysis reveals that community functionality decreases with increasing flood depth, reaching a critical threshold of 0.87 at 1.57 m. The sensitivity analysis underscores the importance of accounting for intersectoral dependencies, as they significantly influence community-wide functionality. The results highlight the residential sector’s dominant role in shaping resilience and its cascading effects on other sectors. This framework provides actionable insights for planners and stakeholders, emphasizing the need to prioritize interventions in sectors with the highest vulnerability and dependency to enhance disaster preparedness and response strategies. This framework, novel in its integration of building-level fragility curves with community-wide intersectoral dependencies, provides actionable insights for planners and stakeholders, emphasizing targeted interventions in vulnerable sectors to enhance flood resilience.https://www.mdpi.com/2076-3417/15/6/3161community-level resilienceflood resiliencefragility curvesfunctional interdependenciesresilience assessment
spellingShingle Yang Lu
Guanming Zhang
Donglei Wang
Assessing Community-Level Flood Resilience: Analyzing Functional Interdependencies Among Building Sectors
Applied Sciences
community-level resilience
flood resilience
fragility curves
functional interdependencies
resilience assessment
title Assessing Community-Level Flood Resilience: Analyzing Functional Interdependencies Among Building Sectors
title_full Assessing Community-Level Flood Resilience: Analyzing Functional Interdependencies Among Building Sectors
title_fullStr Assessing Community-Level Flood Resilience: Analyzing Functional Interdependencies Among Building Sectors
title_full_unstemmed Assessing Community-Level Flood Resilience: Analyzing Functional Interdependencies Among Building Sectors
title_short Assessing Community-Level Flood Resilience: Analyzing Functional Interdependencies Among Building Sectors
title_sort assessing community level flood resilience analyzing functional interdependencies among building sectors
topic community-level resilience
flood resilience
fragility curves
functional interdependencies
resilience assessment
url https://www.mdpi.com/2076-3417/15/6/3161
work_keys_str_mv AT yanglu assessingcommunitylevelfloodresilienceanalyzingfunctionalinterdependenciesamongbuildingsectors
AT guanmingzhang assessingcommunitylevelfloodresilienceanalyzingfunctionalinterdependenciesamongbuildingsectors
AT dongleiwang assessingcommunitylevelfloodresilienceanalyzingfunctionalinterdependenciesamongbuildingsectors