HKIA ARB PA Paper 5 Practice Questions - HKIA ARB Professional Assessment Paper 5 - Building Materials & Technology Exam

Cover to reinforcement in concrete primarily protects against:

Only aesthetic staining with no durability role Corrosion of steel and helps achieve required fire resistance of the member Increasing the water-cement ratio deliberately Eliminating all formwork ties

Correct Answer:

Corrosion of steel and helps achieve required fire resistance of the member

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