Computer · Reinforced Concrete Structures
As per IS 456 : 2000, what are the minimum grade of concrete, corresponding minimum cement content (in kg/m3), and maximum water-cement ratio required for 'Extreme' exposure conditions in reinforced concrete work with 20 mm nominal size aggregates?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1M50, 360, 0.50
- 2M40, 360, 0.40✓
- 3M40, 300, 0.50
- 4M45, 330, 0.45
Correct answer
M40, 360, 0.40
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