Non-Destructive Assessment of Masonry Pillars using Ultrasonic Tomography

In this paper, a condition assessment of masonry pillars is presented. Non-destructive tests were performed on an intact pillar as well as three pillars with internal inclusions in the form of a hole, a steel bar grouted by gypsum mortar, and a steel bar grouted by cement mortar. The inspection util...

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Main Authors: Monika Zielińska, Magdalena Rucka
Format: Article
Language:English
Published: MDPI AG 2018-12-01
Series:Materials
Subjects:
Online Access:https://www.mdpi.com/1996-1944/11/12/2543
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spelling doaj-47c580ce470c44e881624c57bbb7e6ae2020-11-24T21:23:00ZengMDPI AGMaterials1996-19442018-12-011112254310.3390/ma11122543ma11122543Non-Destructive Assessment of Masonry Pillars using Ultrasonic TomographyMonika Zielińska0Magdalena Rucka1Department of Technical Fundamentals of Architectural Design, Faculty of Architecture, Gdansk University of Technology, Narutowicza 11/12, 80-233 Gdansk, PolandDepartment of Mechanics of Materials and Structures, Faculty of Civil and Environmental Engineering, Gdansk University of Technology, Narutowicza 11/12, 80-233 Gdansk, PolandIn this paper, a condition assessment of masonry pillars is presented. Non-destructive tests were performed on an intact pillar as well as three pillars with internal inclusions in the form of a hole, a steel bar grouted by gypsum mortar, and a steel bar grouted by cement mortar. The inspection utilized ultrasonic stress waves and the reconstruction of the velocity distribution was performed by means of computed tomography. The results showed the possibilities of tomographic imaging in characterizing the internal structure of pillars. Particular attention was paid to the assessment of the adhesive connection between a steel reinforcing bar, embedded inside pillars, and the surrounding pillar body.https://www.mdpi.com/1996-1944/11/12/2543non-destructive testingmasonry structuresstrengtheningultrasonic tomographyadhesion assessment
collection DOAJ
language English
format Article
sources DOAJ
author Monika Zielińska
Magdalena Rucka
spellingShingle Monika Zielińska
Magdalena Rucka
Non-Destructive Assessment of Masonry Pillars using Ultrasonic Tomography
Materials
non-destructive testing
masonry structures
strengthening
ultrasonic tomography
adhesion assessment
author_facet Monika Zielińska
Magdalena Rucka
author_sort Monika Zielińska
title Non-Destructive Assessment of Masonry Pillars using Ultrasonic Tomography
title_short Non-Destructive Assessment of Masonry Pillars using Ultrasonic Tomography
title_full Non-Destructive Assessment of Masonry Pillars using Ultrasonic Tomography
title_fullStr Non-Destructive Assessment of Masonry Pillars using Ultrasonic Tomography
title_full_unstemmed Non-Destructive Assessment of Masonry Pillars using Ultrasonic Tomography
title_sort non-destructive assessment of masonry pillars using ultrasonic tomography
publisher MDPI AG
series Materials
issn 1996-1944
publishDate 2018-12-01
description In this paper, a condition assessment of masonry pillars is presented. Non-destructive tests were performed on an intact pillar as well as three pillars with internal inclusions in the form of a hole, a steel bar grouted by gypsum mortar, and a steel bar grouted by cement mortar. The inspection utilized ultrasonic stress waves and the reconstruction of the velocity distribution was performed by means of computed tomography. The results showed the possibilities of tomographic imaging in characterizing the internal structure of pillars. Particular attention was paid to the assessment of the adhesive connection between a steel reinforcing bar, embedded inside pillars, and the surrounding pillar body.
topic non-destructive testing
masonry structures
strengthening
ultrasonic tomography
adhesion assessment
url https://www.mdpi.com/1996-1944/11/12/2543
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