Salini Impregilo Project of Construction, Completion and Maintenance of the Main Road Works and Infrastructure Services Networks in AI Mutlaa Housing City. South Al-Mutlaa City is the largest housing project in Kuwait with 28,363 units, currently being executed in cooperation with international experts. The Public Authority for Housing Welfare (PAHW) has signed a contract of about KD 288 million with the our Italian Salini Costruttori Engineering Company and Turkey’s Kolin Group to build the city’s infrastructure.