Results of third regular inspection of No.4 plant in Takahama Power Station, Kansai Electric Power Co., Inc

The third regular inspection of No.4 plant in Takahama Power Station was carried out from November 15, 1988 to February 15, 1989. The parallel operation was resumed on January 25, 1989, 72 days after the parallel off. The facilities which were the object of inspection were the reactor proper, reactor cooling system, measurement and control system, fuel facilities, radiation control facilities, waste facilities, reactor containment installation, and emergency electric power generation system. On these facilities being the object of inspection, the appearance, disassembling, leak, function, performance and other inspections were carried out, and as the result, abnormality was not observed except one fuel assembly in which leak was observed in fuel assembly shipping inspection. This defective fuel assembly was replaced. The works related to this regular inspection were accomplished within the range of allowable radiation dose based on the relevant laws. Main reconstruction work was not carried out during the period of this regular inspection. (K.I.)