ML13009A084

Palo Verde, Units 1, 2 and 3 - Acceptance Review Email, Relief Request 49, Alternative to ASME Code Section Xi for Reactor Vessel Head Flange Seal Leak Detection Piping, Third 10-Year Inservice Inspection Interval (TAC Nos. MF0447, MF0448,

ML13009A084
Person / Time
Site:	Palo Verde
Issue date:	01/09/2013
From:	Gibson L K Plant Licensing Branch IV
To:	Roehler R Arizona Public Service Co
Gibson L K
References
TAC MF0447, TAC MF0448, TAC MF0449
Download: ML13009A084 (1)

Text

Lent, Susan From: Gibson, Sent: Wednesday, January 09,20139:51 To: 'Robert. Subject: ACCEPTANCE REVIEW RESULTS FOR RELIEF REQUEST 49: ASME CODE SECTION REACTOR VESSEL HEAD FLANGE SEAL LEAK DETECTION PIPING (TAC NOS. MF0447, MF0448, AND MF0449) By letter dated December 19,2012 (Agencywide Documents and Management System (ADAMS) Accession No. ML12361A256), Arizona Public Service, licensee, submitted a request for relief (proposed alternative) from the American Society of Mechanical Engineers (ASME) Code, Section Reactor Vessel Flange Seal Leak Detection Piping. The purpose of this e-rnail is to provide the results the U. S. Nuclear Regulatory Commission (NRC) staff's review of this request. The acceptance review was performed to determine if there is sufficient technical information in scope and depth to allow the NRC staff complete detailed technical review. The acceptance is also intended identify whether the application has any readily apparent information insufficiencies in its characterization of the regulatory requirements or the licensing basis of the plant. NRC staff has reviewed your request and concluded that it does provide technical information in sufficient detail to enable NRC to complete its detailed technical review made an independent assessment regarding the acceptability of the requested in terms regulatory requirements and the protection of public health and safety and environment Given the lesser scope and depth of the acceptance as compared to the detailed technical there instances in which issues that impact the NRC staff's ability to complete the detailed technical are identified despite completion of an adequate acceptance review, If additional information is needed, you will be advised by separate correspondence. If you have any questions, ""1<::,::1:)<:: contact me. Lauren K. Gibson Project Manager Columbia Generating Station Palo Verde Nuclear Generating Station of Operating Reactor Regulatory (301) 415-1056 1