On February 13, 2013, the Commission headed by the Technical Director (-Chief Engineer), Andrey Bilyk, was established by the Order of the SSE “Chernobyl NPP” General Director, Igor Gramotkin, with the objective to investigate reasons of the partial collapse of the building structures of II Generation ChNPP Block “Г” Turbine Hall.

The Commission was entrusted with a task to analyze the situation resulted in the collapse of the building structures, as well as to provide proposals on mitigating the consequences within 14 days.