ML121390511

From kanterella
Jump to navigation Jump to search

Draft Request for Additional Information, Second Round, Relief Request Nos. RV-07 and RV-01, Revision 1, Fourth 10-Year Inservice Testing Program Interval
ML121390511
Person / Time
Site: Cooper Entergy icon.png
Issue date: 05/18/2012
From: Lynnea Wilkins
Plant Licensing Branch IV
To: Mccutchen E
Nebraska Public Power District (NPPD)
Wilkins, L E, NRR/DORL/LPL4, 415-1377
Shared Package
ML121390506 List:
References
TAC ME7021
Download: ML121390511 (1)


Text

REQUEST FOR ADDITIONAL INFORMATION

1. Please describe any significant differences in the operational conditions and the relative physical locations to each other for HPCI-SOV-SSV64 and HPCI-SOV-SSV87.
2. Please provide the reason for the replacement of HPCI-SOV-SSV87 in June 2005.
3. The submittal states that, For instance, solenoid valve, HPCI-SOV-SSV87, was replaced in June 2005, and has had an acceptable disassembly and examination completed in November 2006, March 2008, August 2009, and March 2011. Please provide the acceptance criteria and results for these four examinations of HPCI-SOV-SSV87 and describe any future acceptance criteria changes for HPCI-SOV-SSV64 and HPCI-SOV-SSV87.
4. If the disassembly and examination interval is extended to 36 months and issues/problems are discovered in HPCI-SOV-SSV64 or HPCI-SOV-SSV87, please state any planned disassembly and examination interval change. If the disassembly and examination interval is decreased, please provide the criteria used to return to a 36 month interval.