Starting March 23, the BH-600 block of Beloyarskaya nuclear power plant will be gradually deactivated to make possible the fuel refill and the regular technical examination. The procedures will be accompanied by the emission of inactive steam through the safety valves of turbogenerators. The block will be out of operation until May 21, 2006. In the meantime, the hot water and heating will be provided by city boiler house and the # 4 block now under construction.