Civil Engineering - Building Materials - Discussion

Discussion Forum : Building Materials - Section 3 (Q.No. 25)
25.
Bulking of sand is caused due to
surface moisture
air voids
viscosity
clay contents
all the above.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
3 comments Page 1 of 1.

DIPEN TILVA said:   9 years ago
These films of moisture exert a force, known as surface tension, on each particle. Due to this surface tension, each particle gets away from each other. Because of this no direct contact is possible among individual particles and this causes bulking of the volume.

So, A is the correct answer.
(1)

Muhammad Taqi said:   4 years ago
Bulking means Change in volume/volumes.

So, due to moisture change in the volume of sand.

Santosh burale said:   9 years ago
Increase in volume due to surface moisture.
(1)

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