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Home > Publications > International Concrete Abstracts Portal
The International Concrete Abstracts Portal is an ACI led collaboration with leading technical organizations from within the international concrete industry and offers the most comprehensive collection of published concrete abstracts.
Title: Can We Determine the Age of Cracks by Measuring Carbonation? Part 1
Author(s): Adam Neville
Publication: Concrete International
Appears on pages(s): 76-79
Keywords: Phenolphthalein; pH; cracking
Abstract:Then, early this year, a major investigation was conducted whose objective was to demonstrate that certain cracks had been caused by a recent earthquake. Cores of cracked concrete were taken and the cracks were dated by measurement of the depth of carbonation at right angles to the crack surface. The question was asked: how reliable was the dating? This prompted me to look at all the aspects of the method, with a view to answering the question in the title of my article.
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