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Concrete Testing

Carbonation Depth Testing: Assessing Concrete Durability and Cover Adequacy

Guide to carbonation depth testing for evaluating concrete durability, remaining service life, and risk of reinforcement corrosion in existing structures.

Carbonation reduces concrete pH and threatens reinforcement.

Carbonation Testing

Phenolphthalein indicator reveals carbonated zone depth on freshly broken concrete surface.

  • Sample extraction
  • Indicator application
  • Depth measurement
  • Service life assessment

Conclusion

Applicable Standards

EN 13295RILEM CPC-18

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