Quadruplication Documents
Above all, quadruplication was a cutting-edge project, which it is difficult and overly reductive to summarise by simply showing a few plans. Nevertheless, in the course of even a brief historical account of its most significant events, it is equally impossible not to show some of the documents that attest to the commitment and operational sacrifice involved.
Gallery
Article from Nord Notizie magazine from the late 1980s about upgrading the stations on the public lines 
Article from Nord Notizie magazine from the late 1980s about upgrading the stations on the public lines 
Article from Nord Notizie magazine from the late 1980s about upgrading the stations on the public lines 
Standard cross-section of the quadrupled railway track Standard cross-section of the railway track in the tunnel of the quadrupled Cadorna-Bovisa line 
Schematic plan of the new “Bivio Sempione” junction at the 2+0.41 kilometre point from Cadorna 
Division into lots for carrying out quadruplication of the Cadorna-Bovisa line 
Standard section of the quadruplication