Concrete Repair That Lasts: Diagnosis, Materials and Method

Why concrete deteriorates and how to assess, specify and carry out durable repairs.

Learning objectives

1. Classify physical, chemical and mechanical deterioration of concrete, including carbonation, chloride attack and alkali-silica reaction. HSW
2. Explain the principles and methods for the protection and repair of concrete structures in EN 1504. HSW
3. Select cementitious, polymer-modified and resin repair materials by performance class and exposure.
4. Describe surface preparation, application and site inspection steps that make a repair last. HSW

Modules0 of 5 done

1

Why concrete deterioratesPhysical, chemical and mechanical causes · 12 min

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2

Diagnosis before repairFinding the cause and the extent before choosing a repair · 10 min

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3

The EN 1504 principlesMatching the repair to the cause · 10 min

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4

Choosing repair materialsClasses, chemistries and the conditions of use · 11 min

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5

Doing the repairPreparation, application, curing and inspection · 12 min

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Assessment10 questions · pass mark 80% · 2 attempts