IR 05000255/2014002: Difference between revisions
StriderTol (talk | contribs) (Created page by program invented by StriderTol) |
StriderTol (talk | contribs) (Created page by program invented by StriderTol) |
||
| Line 18: | Line 18: | ||
=Text= | =Text= | ||
{{#Wiki_filter:Entergy Nuclear Operations, Inc.Palisades Nuclear PlantEntergy27780 Blue Star Memorial HighwayCovert, MI 49043- | {{#Wiki_filter:Entergy Nuclear Operations, Inc.Palisades Nuclear PlantEntergy27780 Blue Star Memorial HighwayCovert, MI 49043-9530 Tel 269 764 2000Otto W. Gustafson Director, Regulatory Assurance andPerformance Improvement PNP 2014-056June 06, 2014U. S. Nuclear Regulatory Commission ATTN: Document Control DeskWashington, DC 20555-0001 | ||
SUBJECT: Reply to Non-Cited Violation, "Failure to Complete | SUBJECT: | ||
Reply to Non-Cited Violation, | |||
"Failure to Complete Volumetric Examinations for DM Butt Welds in Branch Connections," | |||
05000255/2014002-02 Palisades Nuclear PlantDocket 50-255License No. DPR-20References: | |||
1. Palisades Nuclear Plant Integrated Inspection Report,05000255/2014002, dated May 7, 2014 (ML14127A543) | |||
2. NRC Electronic Mail, Palisades Nuclear Plant -VerbalAuthorization for Relief Request RR 4-18 -MF3508, dated March13, 2014 (ML14073A274) | |||
Sir or Madam:Entergy Nuclear Operations, Inc. (ENO) hereby submits a reply to non-cited violation, 05000255/2014002-02 (Reference 1), for the failure to complete volumetric examinations for dissimilar metal (DM) butt welds in primary coolant system (PCS)branch connections at Palisades Nuclear Plant (PNP). ENO does not contest theviolation or the significance as determined by the U.S. Nuclear Regulatory Commission (NRC).Based on our evaluations and input from industry code experts, ENO does not considerthe hot and cold leg branch connection welds referenced in the violation to be within thescope of American Society of Mechanical Engineers (ASME) Boiler and PressureVessel Code, Code Case N-770-1 or the conditions specified in10 CFR 50.55a(g)(6)(ii)(F). | |||
Therefore, given the differences in technical opinionregarding the inspection requirement for the PCS branch connection butt welds, ENOplans to explore this issue furthe PNP 2014-56Page 2 of 2In parallel with the proposed alternative outlined in the NRC verbal authorization forRelief Request RR 4-18 (Reference 2), ENO will continue to pursue clarification on theapplicability of Code Case N-770-1 and 10 CFR 50.55a(g)(6)(ii)(F) | |||
to the branchconnection welds referenced in the violatio ENO will take the opportunity to provideadditional information to the NRC to support resolution of this issue.This submittal makes no new commitments or revisions to previous commitments. | |||
Sincerely,owg/tadcc: Administrator, Region III, USNRCDirector, Office of Enforcement, USNRCResident Inspector, Palisades, USNRC | Sincerely,owg/tadcc: Administrator, Region III, USNRCDirector, Office of Enforcement, USNRCResident Inspector, Palisades, USNRC | ||
}} | }} | ||
Revision as of 14:11, 1 July 2018
| ML14162A260 | |
| Person / Time | |
|---|---|
| Site: | Palisades  |
| Issue date: | 06/06/2014 |
| From: | Gustafson O W Entergy Nuclear Operations |
| To: | Document Control Desk, NRC/RGN-III |
| References | |
| IR-14-002, PNP 2014-056 | |
| Download: ML14162A260 (2) | |
Text
Entergy Nuclear Operations, Inc.Palisades Nuclear PlantEntergy27780 Blue Star Memorial HighwayCovert, MI 49043-9530 Tel 269 764 2000Otto W. Gustafson Director, Regulatory Assurance andPerformance Improvement PNP 2014-056June 06, 2014U. S. Nuclear Regulatory Commission ATTN: Document Control DeskWashington, DC 20555-0001
SUBJECT:
Reply to Non-Cited Violation,
"Failure to Complete Volumetric Examinations for DM Butt Welds in Branch Connections,"05000255/2014002-02 Palisades Nuclear PlantDocket 50-255License No. DPR-20References:
1. Palisades Nuclear Plant Integrated Inspection Report,05000255/2014002, dated May 7, 2014 (ML14127A543)
2. NRC Electronic Mail, Palisades Nuclear Plant -VerbalAuthorization for Relief Request RR 4-18 -MF3508, dated March13, 2014 (ML14073A274)
Sir or Madam:Entergy Nuclear Operations, Inc. (ENO) hereby submits a reply to non-cited violation,05000255/2014002-02 (Reference 1), for the failure to complete volumetric examinations for dissimilar metal (DM) butt welds in primary coolant system (PCS)branch connections at Palisades Nuclear Plant (PNP). ENO does not contest theviolation or the significance as determined by the U.S. Nuclear Regulatory Commission (NRC).Based on our evaluations and input from industry code experts, ENO does not considerthe hot and cold leg branch connection welds referenced in the violation to be within thescope of American Society of Mechanical Engineers (ASME) Boiler and PressureVessel Code, Code Case N-770-1 or the conditions specified in10 CFR 50.55a(g)(6)(ii)(F).
Therefore, given the differences in technical opinionregarding the inspection requirement for the PCS branch connection butt welds, ENOplans to explore this issue furthe PNP 2014-56Page 2 of 2In parallel with the proposed alternative outlined in the NRC verbal authorization forRelief Request RR 4-18 (Reference 2), ENO will continue to pursue clarification on theapplicability of Code Case N-770-1 and 10 CFR 50.55a(g)(6)(ii)(F)
to the branchconnection welds referenced in the violatio ENO will take the opportunity to provideadditional information to the NRC to support resolution of this issue.This submittal makes no new commitments or revisions to previous commitments.
Sincerely,owg/tadcc: Administrator, Region III, USNRCDirector, Office of Enforcement, USNRCResident Inspector, Palisades, USNRC