Marine environment corrosion of epoxy-coated reinforcing steel.

R. Powers, A. Sagues, A. Zayed, C. L. Page, K. W.J. Treadway, P. B. Bamforth

Research output: Chapter in Book/Report/Conference proceedingChapterpeer-review

2 Scopus citations

Abstract

Extensive corrosion of epoxy-coated rebar has been observed in the substructures of bridges in the marine environment of Florida. The corrosion developed in less than ten years, and affected both fabricated and straight rebar. The damage was accompanied by disbondment of the epoxy coating, corrosion of the underlying metal, formation of large pits and eventual concrete delamination. Laboratory experiments showed that corrosion is accelerated by fabrication bending, and that certain polarization conditions during service can promote disbondment and corrosion of the type observed in the field. A possible mechanism of corrosion is presented. (A)

Original languageEnglish
Title of host publicationUnknown Host Publication Title
PublisherLondon, U.K., Elsevier Applied Science
ISBN (Print)1851664874, 9781851664870
StatePublished - 1990

ASJC Scopus subject areas

  • General Engineering

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