5.2.2. Chemical Stabilization

Try these first

1. 1.

   What is chemical stabilization?

   Hint

   Think about its purpose in road construction.

2. 2.

   Name one technique of chemical stabilization.

   Hint

   Remember one of the main additives discussed.

3. 3.

   What is the primary purpose of chemical stabilization?

   • To reduce soil weight
   • To improve soil properties
   • For aesthetic purposes

   Hint

   Think about what makes soil suitable for construction.

4. 4.

   Lime stabilization is best for which type of soil?

   • Sandy soils
   • Clayey soils
   • Granular soils

   Hint

   Consider the properties that lime can alter.

5. 5.

   If a road is constructed on a clayey subgrade, how would lime stabilization alter its performance?

   Hint

   Think about property changes in clay when lime is added.

6. 6.

   Evaluate the cost-benefit ratio of using fly ash stabilization compared to traditional methods.

   Hint

   Consider the sustainability and economic factors.