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Quick Sand Condition

Quick sand co...

Question

Quick sand condition occurs when

A

void ratio of the soil becomes 1.0

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B

upward seepage pressure in soil becomes zero

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C

upward seepage pressure in soil becomes equal to the saturated unit weight of the soil

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D

upward seepage pressure in soil becomes equal to the submerged unit weight of the soil

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Solution

The correct option is D upward seepage pressure in soil becomes equal to the submerged unit weight of the soil
Quick sand condition occurs when the upward seepage pressure in soil becomes equal to submerged unit weight of the soil. This results into effective stress equal to zero.

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