Civil Engineering - Concrete Technology - Discussion

16. 

On a grading curve, the gap grading is represented by

[A]. a horizontal line
[B]. a vertical line
[C]. N.W. inclined line
[D]. N.E. inclined line
[E]. none of these.

Answer: Option A

Explanation:

No answer description available for this question.

Gaurang said: (Aug 2, 2017)  
Why horizontal?

Vijay said: (Aug 21, 2017)  
Why horizontal? Can anyone explain it?

Anmol said: (May 13, 2018)  
It is used for completing the gradation curve and to show the missing sieves hotline is marked.

Prathmesh said: (Oct 28, 2018)  
It should be N.W line.

Bibhuti said: (Nov 24, 2019)  
Gap grading means certain fraction of sizes are not present in the aggregate sizes and hence because of that a horizontal line is used to represent the absent fractions (sizes) in a grading curve.

Dheeraj said: (Jan 31, 2020)  
Please explain. Different types of curves represent different types of soil like uniformly graded, well-graded, poorly graded, gap graded. Please if anyone knows about this. So explain it.

Ajay said: (Mar 7, 2021)  
No, Step grading curve line look like a horizontal line.

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