Strengthening the resources of the localities of Gafsa, Rdayef and Zannouch: Connection of 3 boreholes, Fom Maaza 10, Tabadit 3 and Zannouch 3: Construction of 3 shelters and 3 fences and supplies and installation of 3 km of PEHD PN10 pipes - DE 315 mm, 200 mm and 160 mm