Soil Mechanics and Foundation
Which one of the following clays behaves like a dense sand ?

over-consolidated clay with a low over-consolidation ratio
normally consolidated clay
under-consolidated clay
over-consolidated ciay with a high over-consolidation ratio

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Soil Mechanics and Foundation
Within the consolidation process of a saturated clay

both neutral pressure and effective pressure decrease
a gradual increase in neutral pressure and a gradual decrease in effective pressure takes place and sum of the two is constant
both neutral pressure and effective pressure increase
a gradual decrease in neutral pressure and a gradual increase in effective pressure takes place and sum of the two is constant

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Soil Mechanics and Foundation
In a deposit of normally consolidated clay

effective stress increases with depth but water content of soil and un-drained strength decrease with depth
effective stress, water content and undrained strength decrease with depth
effective stress and undrained strength increase with depth but water content decreases with depth
effective stress and water content increase with depth but undrained strength decreases with depth

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