Works on the execution and electrification of the railway line connecting the wilaya Tizi Ouzou to Thénia for 50 kilometers, to be entrusted to the group of companies of Texeira Duarte (Portugal), Ozgun (Turkey), ENYSE (Spain) and ETRHB Haddad (Algiers) is almost complete. Two weeks to come into service of this railway, the first train trials were held on 3 April with the Minister of Public Works and Transport, Boudjema Talai.