Construction of the third stage of ShMSD began in St. Petersburg Construction and installation work began in St. Petersburg on the third stage of the Transverse Highway (SHMSD). The new section will extend the route from Sopiskaya Street towards the Glohozhersko highway and the future bridge over Neva, the Smolny press service reported. The third stage will stretch 2.2 km on the right side and 1.2 km on the left side. The route will cross existing train lines and city streets, and will pass over them. More photos are in the gallery on our website. Press service of the government of St. Petersburg Telegram | maximum.