WATER SUPPLY STUDY AND DESIGN, AWARENESS CREATION AND CATCHMENT REHABILITATION FOR GEFFERSA, LEGEDADI AND DIRE CATCHMENT AREAS IN ETHIOPIA

The consultant's scope of service is mainly divided into 6 components. These include: 1) Review of the master plan of the catchments, 2) Identification of stakeholders and clearly show the positive and negative impacts of the project on the stakeholders,

3) Conduct the awareness creation and design training mechanisms for the population in the catchments, stakeholders & collaborators and the AAWSA staffs in the responsible Department & the Management respectively, 4) Study and design of Water Supply Sources, 5) Study and design various technologies for catchment rehabilitation which includes the study and design of 17 dams, soil conservation measures, silt traps, buffer zones, etc., 6) Training the appropriate staff of AAWSA. Potential Hydropower production was examined.

More specifically, the following dams have been designed in a feasibility and detailed design phase:
i. On the Menjano Catchment: earth fill dam with clay core and apparent structures, H = 26.0 m.
ii. On the Doyo catchment: earth fill dam with clay core and apparent structures, H = 13.0 m.
iii. On the Legeberi catchment: earth fill dam with clay core and apparent structures, H = 13.0 m.
iv. On the Sendafa catchment: silt trap, H = 5.0 m.