3.7.1. Granular Soils (Sands, Gravels)

Try these first

1. 1.

   What type of soil is classified as granular?

   Hint

   Think about the small particle size.

2. 2.

   Which equipment is best for compacting granular soils?

   Hint

   Focus on the type of action they perform.

3. 3.

   What equipment is optimal for compacting granular soils?

   • Static Rollers
   • Vibratory Rollers
   • Sheepsfoot Rollers

   Hint

   Think about the characteristics of granular soils.

4. 4.

   True or False: Granular soils compact better when wet.

   • True
   • False

   Hint

   Recall the preferred moisture content.

5. 5.

   In a project, the granular soil was compacted with too much moisture. Explain the consequences and provide a mitigation strategy.

   Hint

   Consider how moisture affects density and stability.

6. 6.

   Analyze a case where a highway developed cracks due to inadequate compaction of granular soils. How would you address this in the rebuilding phase?

   Hint

   Reflect on the compaction process and its importance.