49.3.1.a. Surface Drainage

Try these first

1. 1.

   What is surface drainage?

   Hint

   Think about how this relates to preventing water logging.

2. 2.

   Why is slope important in surface drainage?

   Hint

   Consider the natural flow of water.

3. 3.

   What is the primary purpose of surface drainage?

   • To increase soil nutrients
   • To prevent water logging
   • To promote erosion

   Hint

   Think about the consequences of excess water.

4. 4.

   True or False: Surface drainage can only be used in agricultural fields.

   • True
   • False

   Hint

   Consider the broader applications of drainage systems.

5. 5.

   Propose a drainage solution for a flooded urban area with heavy rainfall. Include design elements and expected outcomes.

   Hint

   Think about how you can combine various techniques for better effectiveness.

6. 6.

   Evaluate the environmental impacts of a poorly executed drainage system in an agricultural region.

   Hint

   Consider the long-term effects on both soil and water quality.