Hired the firm to come up with the solution and build it. All in three years. Of course they didn’t have to deal with endless environmental rules or idiot judges.
Sidebar: during the Italian occupation, in the Western Sahara, which is a disputed region that has spent most of its postwar existence either under Moroccan control, or being babysat by UN forces while Algeria's puppet the Polisario Front tries to take over. The UN probably supports the artificial population Algeria established, along with the terrorists.
Mussolini's engineers built the world's longest conveyor belt to move the mined phosphates out to the port for shipping.