The document presents the feasibility study for the Upper Beles Irrigation and Drainage Scheme in Ethiopia, part of the World Bank-financed Ethiopian Nile Irrigation and Drainage Project. The study covers approximately 80,000 hectares of net irrigation and drainage schemes.
Key Components
Project Structure
- Volume 1: Main Report with Annexes
- Volume 2: Water Resources
- Volume 3: Irrigation Development
- Volume 4: Soils, Land Use & Suitability
- Volume 5: Land Resources & Agricultural Development
- Volume 6: Resource Users & Socio-Economics
- Volume 7: Engineering Surveys, Investigations, Planning & Design
- Volume 12: Environmental Status, Financial Analysis, Stakeholder Consultations
Engineering Components
Dam Development
Includes multiple dam options (Options A-D) with detailed plans, sections, and spillway designs.
Irrigation Canals
Detailed designs for Right Main Canal, Left Main Canal, and various branch canals with longitudinal sections.
Structures
Includes regulators, reservoirs, measurement structures, drops, and siphons with technical specifications.
Key Technical Specifications
| Component | Specification |
|---|---|
| Concrete Grade | C-25 for most structural elements |
| Steel Reinforcement | Grade 460 with yield strength of 460 MPa |
| Canal Lining | Concrete lining with joint filler and water stops |
| Cover Requirements | Minimum 50mm cover to reinforcement |
Project Team
The study was prepared by Halcrow Group Limited in association with Generation Integrated Rural Development (GIRD) Consultants for the Federal Democratic Republic of Ethiopia Ministry of Water and Energy.
Note: This report was prepared specifically for the Federal Government of Ethiopia and any other use is at the user's own risk.