Question

Consider the following for durability of well-graded concrete:
1. The environment
2. Cover to embedded reinforcement
3. Shape and size of concrete member
Which of these are correct?

• A. 1 and 2 only
• B. 1 and 3 only
• C. 2 and 3 only
• D. 1, 2 and 3

Answer 1

The correct option is D 1, 2 and 3

As per IS 456-2000, the factors influencing durability are:-

• Environment
• Type and quality of constituent materials
• Cover to embedded steel
• Cement content and W/C ratio of concrete
• Workmanship
• Shape and size of member