ML15132A308
| ML15132A308 | |
| Person / Time | |
|---|---|
| Site: | Cooper  |
| Issue date: | 05/12/2015 |
| From: | Siva Lingam Plant Licensing Branch IV |
| To: | Shaw J Nebraska Public Power District (NPPD) |
| References | |
| TAC MF5925 | |
| Download: ML15132A308 (2) | |
Text
1 NRR-PMDAPEm Resource From:
Lingam, Siva Sent:
Tuesday, May 12, 2015 9:40 AM To:
jdshaw@nppd.com Cc:
Markley, Michael; Regner, Lisa; Mitchell, Eliza; Farnan, Michael
Subject:
Cooper - HPCI Solenoid Operated Drain Valve Testing for Fifth Ten-Year Interval Valve IST Program Relief Request RV-01 (TAC No. MF5925)
Please note the following official request for additional information (RAI), and provide your response within 30 days from the date of this e-mail.
By letter dated March 19, 2015 (Agencywide Documents Access and Management System Accession No. ML15084A221), Nebraska Public Power District (the licensee) requested approval of alternative testing associated with the inservice testing program fifth 10-year interval for Cooper Nuclear Station (CNS). The Nuclear Regulatory Commission staff is reviewing the submittal and has the following question:
Request RV-01:
- 1) In lieu of the exercise test requirements of the 2004 edition through 2006 addenda of the American Society of Mechanical Engineers Code for Operation and Maintenance of Nuclear Power Plants, Section ISTC, relief request RV-01 proposes an alternative exercise test method for High Pressure Coolant Injection (HPCI) solenoid valves (SOV) HPCI-SOV-SSV64 and HPCI-SOV-SSV87. In addition to the alternative test method, CNS proposes to disassemble, inspect, and refurbish on a periodic basis each solenoid valve per the Preventive Maintenance Program. This maintenance activity shall be performed at an optimized frequency not to exceed 48 months (2 cycles). Please explain how the frequency of the preventive maintenance task of disassembly, inspection, and refurbishment is developed, maintained, monitored, and optimized.
Siva P. Lingam U.S. Nuclear Regulatory Commission Project Manager (NRR/DORL/LPL4-1)
Cooper Nuclear Station Diablo Canyon Nuclear Power Plant Location: O8-D5; Mail Stop: O8-B3 Telephone: 301-415-1564; Fax: 301-415-1222 E-mail address: siva.lingam@nrc.gov
Hearing Identifier:
NRR_PMDA Email Number:
2060 Mail Envelope Properties (Siva.Lingam@nrc.gov20150512093900)
Subject:
Cooper - HPCI Solenoid Operated Drain Valve Testing for Fifth Ten-Year Interval Valve IST Program Relief Request RV-01 (TAC No. MF5925)
Sent Date:
5/12/2015 9:39:55 AM Received Date:
5/12/2015 9:39:00 AM From:
Lingam, Siva Created By:
Siva.Lingam@nrc.gov Recipients:
"Markley, Michael" <Michael.Markley@nrc.gov>
Tracking Status: None "Regner, Lisa" <Lisa.Regner@nrc.gov>
Tracking Status: None "Mitchell, Eliza" <Eliza.Mitchell@nrc.gov>
Tracking Status: None "Farnan, Michael" <Michael.Farnan@nrc.gov>
Tracking Status: None "jdshaw@nppd.com" <jdshaw@nppd.com>
Tracking Status: None Post Office:
Files Size Date & Time MESSAGE 1745 5/12/2015 9:39:00 AM Options Priority:
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