What is the recommended value of CNS thickness to be used for lining over expans

Question

What is the recommended value of CNS thickness to be used for lining over expansive soil with swelling pressure of 200-300 KN/m²?

Options:

A . 75 to 85 cm

B . 90 to 100 cm

C . 105 to 125 cm

D . > 125 cm

Answer: Option B
Answer: (b).90 to 100 cm

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More Questions on This Topic :

Question 1. Which of the following statement is incorrect about Expansive soils?....

Question 2. The larger the thickness of CNS introduced over the expansive soil, the more will be the resulting swelling in soil.....

Question 3. Safety ladders are provided in large irrigation canals to ______________....

Question 4. If the free swell index of soil is more than 100, the soil may be expansive.....

Question 5. CNS material shall be non-swelling with a minimum of ___________....

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Question 8. What is the range of value of Manning’s coefficient for straight alignment for cast in-situ concrete lining?....

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Question 10. Which of the following is not an advantage of the lining of the canal?....

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