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Q: Cover in reinforcement is essential to ________.
  • A. Seen by others what reinforcement provided
  • B. If embedded, may bend due to compression
  • C. To protect from external harmful substances
  • D. Pleasing in appearance
Correct Answer: Option C - In structural concrete member it is very important to ensure proper cover to reinforcement to prevent corrosion and deterioration due to aggressive atmospheric and chemical actions. • Proper cover all around the bars acts as a protective barrier and safe guards the reinforcement. • The minimum clear cover depends upon the exposure condition and fire resistance.
C. In structural concrete member it is very important to ensure proper cover to reinforcement to prevent corrosion and deterioration due to aggressive atmospheric and chemical actions. • Proper cover all around the bars acts as a protective barrier and safe guards the reinforcement. • The minimum clear cover depends upon the exposure condition and fire resistance.

Explanations:

In structural concrete member it is very important to ensure proper cover to reinforcement to prevent corrosion and deterioration due to aggressive atmospheric and chemical actions. • Proper cover all around the bars acts as a protective barrier and safe guards the reinforcement. • The minimum clear cover depends upon the exposure condition and fire resistance.