Computer · Reinforced Concrete Structures
The minimum grade of concrete required as per IS 456 : 2000 for 'extreme' exposure condition of a reinforced concrete member, with normal weight aggregates of 20 mm nominal maximum size, is:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1M 45
- 2M 35
- 3M 40✓
- 4M 50
Correct answer
M 40
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