Whats inside the ‘Drainage and Flood Mitigation’ Course?
LESSON 1 SCOPE AND NATURE OF WATER MANAGEMENT
- What Needs to be Waterproofed in the Backyard?
- Materials for Waterproofing
- Why Drainage is Important
- Reasons for Drainage
- Lesson 1 Additional Reading
- Review What You Have Been Learning
LESSON 2 WATER MOVEMENT IN SOILS
- The Lateral Movement of Water
- Review What You Have Been Learning
LESSON 3 UNDERSTANDING CAPILLARY ACTION
- Review What You Have Been Learning
LESSON 4 MANAGING WATER AT THE SOURCE
- Rainfall
- Rainwater Harvesting
- Stored Water – Dams, Reservoirs, Tanks
- Diverting Storm Water
- The Water Table
- Leaks
- Review What You Have Been Learning
LESSON 5 MANAGING SURFACE DRAINAGE
- Types of Surface Drainage Systems
- Surface Drainage
- Lesson 5 Additional Reading
- Additional Suggested Tasks
- Review What You Have Been Learning
LESSON 6 MANAGING SUB-SURFACE DRAINAGE
- Improving Soil Drainage
- First decision: subsurface or surface drainage?
- Types of Subsurface Drains
- The Water Outlet
- Gradients
- Layout of Drains
- Laying an Agricultural (Agi) Drain
- Distance Between Drainage Pipes
- Depth of Drains
- Maintenance
- Subsurface Drainage
- Lesson 6 Additional Reading
- Review What You Have Been Learning
LESSON 7 STORM DRAINAGE
- Storm Runoff
- Inlets
- Manholes
- Swales
- Storm Water Management
- Intensity of Rainfall
- Stormwater Runoff Estimations
- Lesson 7 Additional Reading
- Selecting the Size (Diameter) of Pipes
- Selecting the Size and Shape of Ditches and Swales
- Set Tasks
- Review What You Have Been Learning
- Final Assessment