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Engineering
Agricultural Engineering
Irrigation and Drainage Engineering
1. Introduction to Irrigation and Drainage Engineering
2. Soil-Water-Plant Fundamentals
3. Agricultural Hydrology
4. Hydraulics of Water Conveyance
5. Irrigation Water Requirements
6. Surface Irrigation Systems
7. Sprinkler Irrigation Systems
8. Micro-irrigation Systems
9. Water Conveyance and Control Structures
10. Agricultural Drainage Principles
11. Surface Drainage Systems
12. Subsurface Drainage Systems
13. Salt-affected Soil Management
14. On-farm Water Management
15. Water Quality for Irrigation
16. Irrigation System Automation
17. Economic and Environmental Considerations
11.
Surface Drainage Systems
11.1.
Land Forming and Grading
11.1.1.
Objectives
11.1.1.1.
Surface Water Removal
11.1.1.2.
Uniform Water Application
11.1.1.3.
Equipment Operation
11.1.2.
Grading Methods
11.1.2.1.
Plane Grading
11.1.2.2.
Profile Grading
11.1.2.3.
Contour Grading
11.1.3.
Equipment and Techniques
11.1.3.1.
Land Planes
11.1.3.2.
Scrapers
11.1.3.3.
Laser-controlled Grading
11.1.4.
Quality Control
11.1.4.1.
Grade Checking
11.1.4.2.
Smoothness Standards
11.1.4.3.
Acceptance Criteria
11.2.
Open Ditch Systems
11.2.1.
Ditch Types
11.2.1.1.
Field Ditches
11.2.1.2.
Collector Drains
11.2.1.3.
Main Drains
11.2.1.4.
Outlet Channels
11.2.2.
Ditch Design
11.2.2.1.
Cross-sectional Design
11.2.2.2.
Grade Requirements
11.2.2.3.
Side Slope Stability
11.2.2.4.
Freeboard Provisions
11.2.3.
Construction Methods
11.2.3.1.
Excavation Equipment
11.2.3.2.
Spoil Disposal
11.2.3.3.
Channel Shaping
11.2.3.4.
Erosion Protection
11.2.4.
Maintenance Requirements
11.2.4.1.
Sediment Removal
11.2.4.2.
Vegetation Control
11.2.4.3.
Bank Repair
11.2.4.4.
Access Maintenance
11.3.
Surface Drain Sizing
11.3.1.
Runoff Estimation
11.3.1.1.
Rational Method
11.3.1.2.
SCS Curve Number Method
11.3.1.3.
Time of Concentration
11.3.2.
Hydraulic Design
11.3.2.1.
Manning's Equation Application
11.3.2.2.
Channel Capacity
11.3.2.3.
Velocity Limitations
11.3.3.
Drainage Area Determination
11.3.3.1.
Watershed Delineation
11.3.3.2.
Contributing Areas
11.3.3.3.
Runoff Coefficients
11.4.
Erosion Control
11.4.1.
Channel Protection
11.4.1.1.
Grass Lining
11.4.1.2.
Rock Lining
11.4.1.3.
Concrete Lining
11.4.1.4.
Geotextile Protection
11.4.2.
Energy Dissipation
11.4.2.1.
Drop Structures
11.4.2.2.
Check Dams
11.4.2.3.
Stilling Basins
11.4.3.
Sediment Control
11.4.3.1.
Sediment Basins
11.4.3.2.
Debris Barriers
11.4.3.3.
Upstream Controls
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10. Agricultural Drainage Principles
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12. Subsurface Drainage Systems