On December 5, Chornobyl NPP has obtained a certificate confirming its readiness for operation of the First Commissioning Stage (CS-1) of NSC.
This means that the CS-1 scope of work is fully completed. It includes designing and construction of the permanent NSC foundations, the main Arch structure together with the encasement and the main crane system, the general internal NSC configuration, the solid insulating coating of the sections inside NSC, the sites, as well as designing, manufacturing, construction (installation) and commissioning of the technological life support systems and NSC condition monitoring systems and external engineering networks to connect NSC life support systems to ChNPP systems.
In addition, within the CS-1 framework, construction and commissioning of a new ventilation stack of Chornobyl NPP second stage and old VS-2 dismantling was performed prior to the Arch sliding to the design position.