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Reduction in volume of soil primarily due to squeezing out of water from the voids is called
- a)primary consolidation
- b)plastic flow
- c)creep
- d)secondary consolidation
Correct answer is option 'A'. Can you explain this answer?
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Reduction in volume of soil primarily due to squeezing out of water fr...
Primary consolidation is due to air and secondary consolidation is due to expulsion of water and rearrangement of soil particle answer Is D correct
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Reduction in volume of soil primarily due to squeezing out of water fr...
Primary Consolidation
Definition: Primary consolidation is the reduction in volume of soil primarily due to squeezing out of water from the voids.
Process: When an external load is applied to a soil mass, the weight of the soil particles compresses the soil. This compression causes the water in the pores to be squeezed out of the soil, resulting in a reduction in volume. This process is known as primary consolidation.
Factors affecting primary consolidation:
- Soil type
- Initial water content
- Stress history
- Permeability
Calculations: The amount of primary consolidation that occurs in a soil can be calculated using the following formula:
Cv = (Δe/ log(Po/Pf))
where,
Cv = coefficient of volume compressibility
Δe = change in void ratio
Po = initial effective stress
Pf = final effective stress
Significance: Primary consolidation is an important process in geotechnical engineering. It is used to predict the settlement of structures built on soil. By understanding the properties of soil and the factors that affect primary consolidation, engineers can design structures that will not experience excessive settlement.
Definition: Primary consolidation is the reduction in volume of soil primarily due to squeezing out of water from the voids.
Process: When an external load is applied to a soil mass, the weight of the soil particles compresses the soil. This compression causes the water in the pores to be squeezed out of the soil, resulting in a reduction in volume. This process is known as primary consolidation.
Factors affecting primary consolidation:
- Soil type
- Initial water content
- Stress history
- Permeability
Calculations: The amount of primary consolidation that occurs in a soil can be calculated using the following formula:
Cv = (Δe/ log(Po/Pf))
where,
Cv = coefficient of volume compressibility
Δe = change in void ratio
Po = initial effective stress
Pf = final effective stress
Significance: Primary consolidation is an important process in geotechnical engineering. It is used to predict the settlement of structures built on soil. By understanding the properties of soil and the factors that affect primary consolidation, engineers can design structures that will not experience excessive settlement.
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Reduction in volume of soil primarily due to squeezing out of water from the voids is calleda)primary consolidationb)plastic flowc)creepd)secondary consolidationCorrect answer is option 'A'. Can you explain this answer?
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