De Belie, Nele Magnel Laboratory for Concrete Research, Faculty of Engineering and Architecture, Ghent University, Ghent, Belgium.
Last reviewed:January 2020
- Stimulated autogenous healing by introduction of fibers and/or hydrogels
- Microbial deposition of calcium carbonate
- Encapsulated polymeric healing agents
- Related Primary Literature
- Additional Reading
Concrete that is able to repair itself autonomously in response to damage, such as cracks, through the incorporation of a healing agent. Depending on the healing agent, cracks will close within a few hours or a few weeks, and the concrete cover on top of the steel reinforcement (rebar) will again fulfill its function to protect the steel from intruding corrosive substances (see illustration).
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