Practice Guidelines from U.S. Army Corps of Engineers - 2 | 2. Introduction to Pile Hammer Selection | Construction Engineering & Management - Vol 3
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Knowledge

2 - Guidelines from U.S. Army Corps of Engineers

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Learning

Practice Questions

Test your understanding with targeted questions related to the topic.

Question 1

Easy

What is the primary consideration when selecting a hammer for concrete piles?

💡 Hint: Think about the material properties of concrete.

Question 2

Easy

Name the two main types of soil discussed in the guidelines.

💡 Hint: These types are based on particle adhesion.

Practice 4 more questions and get performance evaluation

Interactive Quizzes

Engage in quick quizzes to reinforce what you've learned and check your comprehension.

Question 1

What type of hammer should be used for concrete piles in loose soil?

  • Single-acting
  • Double-acting
  • Vibratory

💡 Hint: Think about the conditions that allow for flexible hammer choices.

Question 2

True or False: Heavier hammers are generally recommended for non-cohesive soils.

  • True
  • False

💡 Hint: Consider the type of energy needs based on soil types.

Solve 1 more question and get performance evaluation

Challenge Problems

Push your limits with challenges.

Question 1

A technician has a pile hammer that weighs 750 kg; if he drops it from a height of 2 meters, how much blow energy is generated? What considerations should be taken into account for its use?

💡 Hint: Use the blow energy formula discussed earlier.

Question 2

You observe a construction site using double-acting hammers for concrete piles in medium dense soil. Discuss the potential consequences and provide an alternative recommendation.

💡 Hint: Reflect on the soil types and hammer types discussed in relation to the material.

Challenge and get performance evaluation