Installation of equipment in the reactor building will be carried out by the  “TITAN-2” holding subsidiaries - JSC "MSU-90" and PJSC "SUS" using the "open top" method, i.e. through an open roof.

At present, construction work continues in the reactor building. Concreting of the slab at elevation +26,000 (the central hall of the reactor building) is under way. The Northern Construction Department performs reinforcement and concreting of the walls and slabs of the building. Preparations are also being made to install the polar crane at elevation + 40,100.

After the concrete has developed the necessary strength, preparations for the installation of the reactor vessel will begin. The equipment weighs over 300 tons. It will be installed in its design place - in the reactor cavity - with the LIEBHERR 11350 crane with capacity of 1350 tons.


The Holding “Titan-2” is the largest in the North-West group of companies, erecting the most important objects of the nuclear industry and energy. The organization performs a full range of construction and installation works from engineering to commissioning.

The Holding “Titan-2” is one of the main contractors for the construction of power units No. 1 and No. 2 of the Leningradskaya NPP-2. Main organizations of the company perform 30% of general construction and 80% of installation works on the site. Specialists of the holding are engaged on the objects of the Leningradskaya NPP-2 first and second power units. The works are being performed in the buildings of the reactor, turbine, electricity, water, heating system and other structures of power units.