1.1. Hammer Selection Based on Material Type

Try these first

1. 1.

   What type of hammer is recommended for concrete piles?

   Hint

   Think about the material of the pile.

2. 2.

   What does SPT stand for?

   Hint

   It’s a key test for soil classification.

3. 3.

   What hammer is typically used for driving steel piles?

   • Single Acting Hammer
   • Double Acting Hammer
   • Vibratory Hammer

   Hint

   Consider the type of pile material.

4. 4.

   True or False: Vibratory hammers can be used for driving concrete piles.

   • True
   • False

   Hint

   Reflect on the properties of concrete.

5. 5.

   A company needs to drive concrete piles into very dense sand with lots of resistance. What type and weight of hammer should they select, and why?

   Hint

   Consider the relationship between soil density and hammer selection.

6. 6.

   If a project involves driving sheet piles in water-saturated soil, which type of hammer would be most effective and why?

   Hint

   Reflect on the properties of both the hammer type and the soil type.