Russia Lays Keel of First Two of Six Project 636 SSK Submarines for Pacific Fleet Monday, 31 July 2017 Army, Defence, Military, News, World The Admiralty Shipyard in St. Petersburg simultaneously laid the keels of two first diesel-electric submarines (SSK) of project 636.3 (Varshavyanka class) - the Petropavlosk-Kamchatsky and the Volkhov for the Pacific fleet. Read More Read More Tweet Subscribe to receive free email updates: