Experimental investigation on crack detection using imbedded smart aggregate

C. Du, Y. Yang, D. A. Hordijk

Research output: Chapter in Book/Conference proceedings/Edited volumeConference contributionScientificpeer-review

4 Citations (Scopus)

Abstract

As an important aspect in the asset management of the existing concrete bridges, a proper evaluation of the conditions of the concrete, especially the width and the distribution of cracks in the concrete structure turns out to be rather important. Conventional approaches usually require onsite investigations and are labour intensive. On the other hand, it has been recognized since long time that the elastic wave transfer properties through solid can reflect the change of properties inside the material. Smart Aggregate (SA) is a newly developed ultrasonic sensor based on this effect. Casted into the target structures, these sensors make it possible to detect the change of ultrasonic wave transfer properties and evaluate the damages of the structures from the inside. This paper presents a structure condition assessment strategy by making use of SA grid through a lab test on a scaled specimen.

Original languageEnglish
Title of host publicationLife-Cycle Analysis and Assessment in Civil Engineering
Subtitle of host publicationTowards an Integrated Vision - Proceedings of the 6th International Symposium on Life-Cycle Civil Engineering, IALCCE 2018
EditorsDan M. Frangopol, Robby Caspeele, Luc Taerwe
PublisherCRC Press / Balkema - Taylor & Francis Group
Pages1199-1206
Number of pages8
ISBN (Print)978-1-1386-2633-1
Publication statusPublished - 2019
Event6th International Symposium on Life-Cycle Civil Engineering, IALCCE 2018 - Ghent, Belgium
Duration: 28 Oct 201831 Oct 2018
Conference number: 6
http://www.ialcce2018.org/#/home

Conference

Conference6th International Symposium on Life-Cycle Civil Engineering, IALCCE 2018
Abbreviated titleIALCCE 2018
Country/TerritoryBelgium
CityGhent
Period28/10/1831/10/18
Internet address

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