Probabilistic Distributions of Moisture Damages in Swedish Buildings

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Název: Probabilistic Distributions of Moisture Damages in Swedish Buildings
Autoři: Wu, Pei-Yu, Johansson, Tim, 1984, Mundt-Petersen, S Olof, Mjörnell, Kristina
Zdroj: Lecture Notes in Civil Engineering. 552 LNCE:105-113
Témata: Brick construction, Damage detection, Walls (structural partitions), Characterization, In-buildings, Indoor environment, Moisture damage, Multi variate analysis, Occurrence pattern, Probabilistic distribution, Probability: distributions, Sweden, Swedishs, Brick buildings
Popis: Moisture damages lead to significant costs and impact indoor environments negatively. Identifying their occurrence patterns is crucial for the implementation of preventive or mitigative measures, though it remains highly challenging due to the complex interplay of multidimensional variables. This study aims to identify primary moisture damage profiles in Swedish buildings and evaluate their prevalence. Using data-driven analytical and visualization techniques, 2,100 complex moisture-related damage records between 2014 and 2020 with information on building parameters and damage specifics from Sweden were examined in multivariate analysis. The association analysis reveals varied relationships among factors related to damage, with damage types distributed proportionally across damaged components, causing components, sources, building phase, and responsible actors. The presence patterns of damage differ significantly by building types, yet they are generally reported more frequently in buildings built during the 1960–1980 and 2000–2020. Prevalent moisture damages in Swedish buildings include microbial growth and deformation at the building envelopes and roof, odor in indoor environments caused by wind-driven rain, and indoor or outdoor humidity. Additionally, these damages appear more often in buildings constructed with non-ventilated crawlspaces, wood, concrete, brick structures, façade, exterior walls, and non-ventilated cold attics. The characterized moisture damage patterns and estimated frequency enhance the understanding of their occurrence and associating factors.
Popis souboru: print
Přístupová URL adresa: https://urn.kb.se/resolve?urn=urn:nbn:se:ri:diva-77986
https://doi.org/10.1007/978-981-97-8305-2_13
Databáze: SwePub
Popis
Abstrakt:Moisture damages lead to significant costs and impact indoor environments negatively. Identifying their occurrence patterns is crucial for the implementation of preventive or mitigative measures, though it remains highly challenging due to the complex interplay of multidimensional variables. This study aims to identify primary moisture damage profiles in Swedish buildings and evaluate their prevalence. Using data-driven analytical and visualization techniques, 2,100 complex moisture-related damage records between 2014 and 2020 with information on building parameters and damage specifics from Sweden were examined in multivariate analysis. The association analysis reveals varied relationships among factors related to damage, with damage types distributed proportionally across damaged components, causing components, sources, building phase, and responsible actors. The presence patterns of damage differ significantly by building types, yet they are generally reported more frequently in buildings built during the 1960–1980 and 2000–2020. Prevalent moisture damages in Swedish buildings include microbial growth and deformation at the building envelopes and roof, odor in indoor environments caused by wind-driven rain, and indoor or outdoor humidity. Additionally, these damages appear more often in buildings constructed with non-ventilated crawlspaces, wood, concrete, brick structures, façade, exterior walls, and non-ventilated cold attics. The characterized moisture damage patterns and estimated frequency enhance the understanding of their occurrence and associating factors.
ISSN:23662557
DOI:10.1007/978-981-97-8305-2_13