Thin-Film Coatings for Protecting Reinforced Concrete Bridge Elements

From JPCL, January 2018

By Bobby Meade, Greenman Pedersen, Inc.; Derrick Castle, The Sherwin-Williams Company; and Theodore Hopwood II and Sudhir Palle, University Of Kentucky

Steel reinforced concrete bridge components are deteriorating prematurely, especially in marine and snow/ice zones of the U.S. The primary cause of this deterioration is chloride intrusion into the concrete. The authors discuss research that has shown that penetrating sealers can provide some protection to the concrete but are not as effective as thin-film coatings in retarding chloride intrusion....

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Tagged categories: Bobby Meade; Bridges; Chlorides; Coating / Film thickness; Coating Materials; Coating types; Coating/Film Thickness; concrete; Corrosion protection; Derrick Castle; Sherwin-Williams; Sudhir Palle; Theodore Hopwood II

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