Il contributo delle società cooperative lombarde di Opere Pubbliche e l'opera delle imprese del centro e nord Italia

This note illustrates the importance had by the earthquake Calabrian-Sicilian in the changes of projects and technologies against the earthquake. In fact, after the seism engineers studied new structural calculus, experimented new kinds organisation, map of buildings new techologic solutions like the concrete. The Società Cooperativa Lombarda di Opere Pubbliche and Engineers and Architects of Milan corporation had an important rôle. They announced a competition with a prize for the better buinding project again seisms the designers were 214 but nobody won the first prize. Some of them concentrated were only on soulutions while others were interested in walls. The work was assigned private bids to make by important building firms: there weren’t any building cooperatives. The building firms rebuilt pubblic buildings and private houses. Opera Pia Lombarda and Unione Messinese helped to build new residential quarters equiped with several facilities. There were different solutions of project: for example an area was regular while another one with a L form with trees and courts. Most work was done by impresa for Ferrobeton Porcheddu Carlo Visetti e C, Società Italiana Chini