Sneak Peek
Learn to understand how to handle too much water on your property. Awareness of how water moves above and below the ground is the first step toward flood mitigation. Problems can and will occur when proper drainage is not provided on a site.
Apart from all the obvious and visible problems ground that stays too wet for too long can breed all sorts of microorganisms. Humidity increases in places that are not well drained.
Who is this Course for:
- Property Owners
- Land managers, farmers, gardeners, landscapers
- Planners, builders, developers
- Anyone who works with drainage or flood mitigation
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