(Addis Ababa University, 1999-06) Wolderfuel, Girma; Dr. Tenalem, Ayenew
For the devolopmant of Addis Ababa city' s water supply, the re needs to
des ign a project of constru cting IwO darns and a 4.8 kill transmission tunnel
through the Entoto ridge, by the Add is Ababa Water and Sewrage Authority
(AA WSA