Conductivity Sensors to Monitor Cover-zone Performance

W.J. McCarter, T.M. Crisp, G. Starrs, E. Owens, Niall Holmes, L. Basheer, S.V. Nanukuttan, M. Basheer

Research output: Contribution to journalArticlepeer-review

Abstract

This paper presents developments in the use of an embedded, multi-electrode conductivity sensor to study the response of the concrete cover-zone to environmental action. The sensor enables an evaluation of the temporal and spatial variation of electrical conductivity thereby allowing an integrated assessment of the cover-zone. Conductivity sensors were embedded within concrete samples to study the cover-zone response to cyclic wetting and drying under laboratory conditions. This work was extended to include the use of remote interrogation methods to study samples placed at a marine exposure site and preliminary results are presented.
Original languageEnglish
JournalConcrete in Aggressive Aqueous Environments
DOIs
Publication statusPublished - 2009

Keywords

  • embedded multi-electrode conductivity sensor
  • concrete cover-zone
  • environmental action
  • temporal and spatial variation
  • electrical conductivity
  • cyclic wetting and drying
  • laboratory conditions
  • remote interrogation methods
  • marine exposure site

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