Effectiveness of Shear Strengthening of Walls Made Using AAC Blocks — Laboratory Test Results

The selection of the most proper strengthening method/system with an assessment of its effectiveness is quite complicated in the case of masonry structures, mainly due to their huge diversity in materials. The most popular strengthening materials based on the composite fibres and are laid on the mas...

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Main Author: Marta Kałuża
Format: Article
Language:English
Published: Polish Academy of Sciences 2020-06-01
Series:Archives of Civil Engineering
Subjects:
Online Access:https://journals.pan.pl/Content/115124/PDF/Paper_693_do%20druku.pdf
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author Marta Kałuża
author_facet Marta Kałuża
author_sort Marta Kałuża
collection DOAJ
description The selection of the most proper strengthening method/system with an assessment of its effectiveness is quite complicated in the case of masonry structures, mainly due to their huge diversity in materials. The most popular strengthening materials based on the composite fibres and are laid on the masonry wall using epoxy adhesives (FRP system) or mineral mortars (FRCM system). This article presents a comparison of external strengthening made using different glass-fibre-based materials on the behaviour of specific masonry walls. The walls are made of AAC blocks (Autoclaved Aerated Concrete), commonly used in rather low urban buildings or skeleton construction. As a strengthening material the GFRP sheets and two types of glass meshes are used. The walls are subjected to diagonal compression, which reflects the shearing of the walls. The scope of research describes cracking stage, shear capacity and analysis of the mode of failure of tested walls.
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spelling doaj.art-83a77c4d63074a0ba2a132818bd9f3a22022-12-22T01:40:29ZengPolish Academy of SciencesArchives of Civil Engineering2300-31032020-06-01Vol. 66No 23344https://doi.org/10.24425/ace.2020.131794Effectiveness of Shear Strengthening of Walls Made Using AAC Blocks — Laboratory Test ResultsMarta KałużaThe selection of the most proper strengthening method/system with an assessment of its effectiveness is quite complicated in the case of masonry structures, mainly due to their huge diversity in materials. The most popular strengthening materials based on the composite fibres and are laid on the masonry wall using epoxy adhesives (FRP system) or mineral mortars (FRCM system). This article presents a comparison of external strengthening made using different glass-fibre-based materials on the behaviour of specific masonry walls. The walls are made of AAC blocks (Autoclaved Aerated Concrete), commonly used in rather low urban buildings or skeleton construction. As a strengthening material the GFRP sheets and two types of glass meshes are used. The walls are subjected to diagonal compression, which reflects the shearing of the walls. The scope of research describes cracking stage, shear capacity and analysis of the mode of failure of tested walls.https://journals.pan.pl/Content/115124/PDF/Paper_693_do%20druku.pdfmasonry structuresstrengtheningfrp/frcm systemin-plane shearingeffectivenessaac blocks
spellingShingle Marta Kałuża
Effectiveness of Shear Strengthening of Walls Made Using AAC Blocks — Laboratory Test Results
Archives of Civil Engineering
masonry structures
strengthening
frp/frcm system
in-plane shearing
effectiveness
aac blocks
title Effectiveness of Shear Strengthening of Walls Made Using AAC Blocks — Laboratory Test Results
title_full Effectiveness of Shear Strengthening of Walls Made Using AAC Blocks — Laboratory Test Results
title_fullStr Effectiveness of Shear Strengthening of Walls Made Using AAC Blocks — Laboratory Test Results
title_full_unstemmed Effectiveness of Shear Strengthening of Walls Made Using AAC Blocks — Laboratory Test Results
title_short Effectiveness of Shear Strengthening of Walls Made Using AAC Blocks — Laboratory Test Results
title_sort effectiveness of shear strengthening of walls made using aac blocks laboratory test results
topic masonry structures
strengthening
frp/frcm system
in-plane shearing
effectiveness
aac blocks
url https://journals.pan.pl/Content/115124/PDF/Paper_693_do%20druku.pdf
work_keys_str_mv AT martakałuza effectivenessofshearstrengtheningofwallsmadeusingaacblockslaboratorytestresults