Practice Guidelines For High Number Of Blows In Non-cohesive Sand (2.2) - Introduction to Pile Hammer Selection

Practice: Guidelines for High Number of Blows in Non-Cohesive Sand

Lesson 2.2Introduction to Pile Hammer Selection

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9 questions

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2 cards from this section. Quick, good the night before a test.
Exercise
6 questions · about 4 min · pass mark 70%. Hints available.
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Quiz
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6 sample questions

Question 1.
What hammer type would be used for a concrete pile in stiff soil?
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Think about what minimizes driving stresses.
Question 2.
How is soil categorized in pile driving?
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Look at the definition of cohesive and non-cohesive soils.
3Question 3.
What hammer is generally preferred for concrete piles?
- Double acting hammer
- Single acting hammer
- Vibratory hammer
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Think about the strength of concrete and hammer impact.
4Question 4.
True or False: Double acting hammers are preferred for driving concrete piles.
- True
- False
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Remember the guidelines for concrete materials.
Question 5.
You are on a construction site that has shifted from medium non-cohesive sand to dense sandy clay. Explain your hammer selection process.
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Consider soil density changes and the required striking energy.
Question 6.
Given a scenario where environmental regulations require reduced noise levels, describe an alternative approach to pile driving.
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Think about quieter methods available for piling.

5 more questions in this section. Enroll free to practise them all.