Overail S.r.l. is an Italian company specialised in designing and manufacturing high-performance precast concrete products for the railway industry. The company was created from the takeover of Vianini Industria, a historic supplier of the Ferrovie dello Stato Group, by the Salcef Group, an international leader in railway systems. Overail offers a wide range of products to meet the multiple needs of its customers. It produces concrete sleepers, ballastless track systems, tunnel segments and other concrete products.