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Questions and Answers
What is the typical magnitude of sand densification around a pile zone?
What is the typical magnitude of sand densification around a pile zone?
- 4 times the pile diameter
- 1.5 times the pile diameter
- 2.5 times the pile diameter (correct)
- 3 times the pile diameter
How does the unit skin friction vary with depth around a driven pile in sand?
How does the unit skin friction vary with depth around a driven pile in sand?
- It decreases with depth beyond a critical depth.
- It is inversely proportional to the depth.
- It remains constant at all depths.
- It increases linearly with depth beyond a critical depth. (correct)
What important factor affects the estimation of frictional resistance during pile driving?
What important factor affects the estimation of frictional resistance during pile driving?
- The color of the soil
- The temperature during installation
- The nature of the pile installation (correct)
- The presence of nearby trees
What is the relationship between the frictional resistance and the pile driving process?
What is the relationship between the frictional resistance and the pile driving process?
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What is a conservative estimate for the critical depth L' for driven piles in sand?
What is a conservative estimate for the critical depth L' for driven piles in sand?
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