The second nuclear strategic submarine 4th generation was laid down at the Sevmash plant in Severodvinsk in March, ITAR-TASS reported.
The Russian navy commander Vladimir Kuroedov agreed that during conversation with Mikhail Nenashev, leader of the public movement for Russian navy support, Perm newspaper Zvezda reported in January.
It took more than 10 years to upgrade the sub at the Sevmash plant.