Review on technical evaluation of aging of JMTR reactor facility

Ide, Hiroshi  ; Tobita, Kenji; Endo, Yasuichi; Hori, Naohiko 

"Regulations Concerning the Installment, Operation, etc. of Research Reactors" was revised in February 2004. Based on the regulations, the reactor owner must perform the technical evaluation on aging if reactor operation is over 30 years. Moreover, based on the evaluation, the reactor owner must make the 10 years maintenance program concerning the action to maintain the reactor facility. Result of the technical evaluation on aging and the maintenance plan of JMTR reactor facility were reported to the MEXT in March 2005. In response to the report, the advisor meeting was held by the MEXT to evaluate the result of technical evaluation on aging and the maintenance plan. Corresponding to the meeting, we reviewed the technical evaluation result on aging and the maintenance program of JMTR reactor facility. This report summarized the review on the technical evaluation of aging of JMTR reactor facility and so on corresponding to the advisor meeting.