Practice Phase Relations Of Soils (2) - Soil Types - Geotechnical Engineering

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6 sample questions

Question 1.
What are the three phases of soil?
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Think about what makes up the bulk of soil and what fills the voids.
Question 2.
Define a fully saturated soil.
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Consider what happens when soil absorbs water completely without any air spaces.
3Question 3.
What three components make up the phases of soil?
- Air
- rocks
- minerals
- Solids
- water
- air
- Earth
- bacteria
- nutrients
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Think of what fills up the space in a soil profile.
4Question 4.
In fully saturated soil, what is present in the voids?
- True
- False
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Consider what happens when soil is over-saturated.
Question 5.
A farmer has a field with partially saturated soil. How will changes in rainfall impact the soil's saturation and agricultural yield?
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Consider the balance that plants require of water and air in the soil.
Question 6.
In construction, why is it important for an engineer to evaluate soil phase relations at a building site, and how might they test for soil saturation?
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What tests determine whether soil is dry, saturated, or somewhere in between?

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