Fire protection requirements for the layout and structural components of the main buildings and installations of Soviet nuclear power plants

The paper outlines those provisions of current Soviet regulatory documentation governing the design, construction and operation of nuclear power plants which concern fire resistance and non-transmission of fire in the main structures of the buildings and installations, and the premises constituting the greatest radiation and fire hazards. A description is given of the sectionalization of premises which constitute a fire hazard and the establishment of fire protection zones and sections. Also presented are the measures taken to improve the fire safety of the cable system at power plants in the USSR. (author)