Computer · Concrete Technology
As per the Indian code of practice for prestressed concrete (IS 1343), the minimum grades of concrete to be used for post-tensioned and pre-tensioned structural elements respectively are:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1M30 and M40✓
- 2M15 and M20
- 3M40 and M30
- 4M20 and M20
Correct answer
M30 and M40
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