Computer · Concrete Technology
Identify whether the given statements related to concrete mix design are true or false: 1) Nominal mix concrete may be used for concrete of M 20 grade or lower. 2) The target mean strength of the concrete mix should be equal to the characteristic strength plus 1.65 times the standard deviation in the case of design mix concrete.
- 1Statement 1 is true but Statement 2 is false
- 2Statement 1 is false but Statement 2 is true
- 3Both statements are false
- 4Both statements are true✓
Correct answer
Both statements are true
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