Paper Title:

Long / Short Term Experimental Study on Chloride Penetration in Cracked Concrete

Periodical Key Engineering Materials (Volumes 417 - 418)
Main Theme Advances in Fracture and Damage Mechanics VIII
Edited by M.H Aliabadi, S. Abela, S. Baragetti, M. Guagliano and Han-Seung Lee
Pages 765-768
DOI 10.4028/www.scientific.net/KEM.417-418.765
Citation In Seok Yoon et al., 2009, Key Engineering Materials, 417-418, 765
Online since October, 2009
Authors In Seok Yoon, Erik Schlangen
Keywords Chloride Penetration, Crack, Deterioration, Durability of Concrete
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Abstract

This study is focused on examining the effect of cracks on chloride penetration into concrete. In order to get reliable results, short-term and long term experiments were set up and chloride penetration behaviour through cracks was examined. It was noticed that chloride penetration through cracks tends to decrease with time. One of the explanations is crack-healing. Especially, this trend was obvious in concrete samples with larger crack width. However, measuring the border between chloride contaminated zone and healthy zone was clear in concrete of short-term experiment, while it was ambiguous in long term experiment.