Soil Mechanics and Foundation
Time factor for a clay layer is

independent of thickness of clay layer
inversely proportional to drainage path
directly proportional to permeability of soil
a dimensional parameter

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Soil Mechanics and Foundation
The ultimate consolidation settlement of a structure resting on a soil

Increases with the increase in the initial voids ratio
Increases with the decrease in the porosity of the soil
Decreases with the decrease in the plastic limit
Decreases with the increase in the initial voids ratio

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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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