© Copyright 2016 Institute of Nuclear Power Operations

INPO Perspective of BWRVIP ImplementationRon ChrzanowskiNuclear Asset Protection Asst. Dept. Mngr., INPOJune 15, 2015

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© Copyright 2016 Institute of Nuclear Power Operations

Topics• Review Visits: 2016 peer needs and

preliminary 2017 schedule

• Recent OE

• 2015 BWRVIP Review Visit trends

• Thoughts on Nuclear Promise and engineering programs

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BWR Materials Review Visit Scheduling

• All U.S. BWRs have had at least four visits• Four stations have had five visits• Six Review Visits in 2015; one international• Will conduct five Review Visits each in 2016 and 2017• Visit occurs every 4 to 5 years• Response may be required for significant issues,

compliance issues, or concerns INPO desires to follow-up on during subsequent plant evaluation

• Responses receive a collegial review by NAP evaluators

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2016 Peer Needs and Preliminary 2017 Schedule

Date Location Peer NeedsMay 23‐26, 2016 (complete) Quad Cities N/A

July 25‐28, 2016 Peach Bottom FAC/BPT

September 12‐15, 2016 Columbia IVVI/NDE

September 26‐29, 2016 Dresden FAC/BPT, IVVI/NDE

Oct. 31 – Nov. 3, 2016 Susquehanna FAC/BPT, IVVI/NDE

May 2017 (tentative) Hope Creek All

July 2017 (tentative) Monticello All

September 2017 (tentative) Hatch All

October 2017 (tentative) Grand Gulf All

November 2017 (tentative) River Bend All

We can always use another peer (if a slot looks full)

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BWRVIP Webpage

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BWRVIP Webpage

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BWRVIP Webpage

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Recent OE• 2014 ICES 316164 – Condenser tube end hydriding ICES 314068 – Replaced steam dryer; higher than

expected dose rates

• 2015 ICES 315308 – Core shroud inspection scope

expansion ICES 317730 – Core spray pipe flaws result in outage

extension

• 2016 ICES 321569 – Recirc Nozzle Overlays

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BWRVIP Review Visit Trend• “Actionable” recommendations per

BWRVIP Review Visit

– 2014: 19 actionable in 5 visits or 3.2 per site (White)

– 2015: 23 actionable in 5 visits or 4.6 per site (Yellow)

• EPRI/BWRVIP action to investigate

• EPRI/Utility/INPO team investigated

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Actionable Recs per Review Visit

0

1

2

3

4

5

6

2007 2008 2009 2010 2011 2012 2013 2014 2015

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Investigation Team Conclusion• Variance is within one sigma• However, some themes bear

communicating, like 2014’s engineering evaluation weakness theme

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© Copyright 2016 Institute of Nuclear Power Operations

2015 Review Visit Themes• Hidden weld guidance in BWRVIP-18, rev.

1-A and BWRVIP-41, rev. 3 not implemented

• Documentation of special UT qualifications, special VT training, and UT technique demonstration key elements

• Miscellaneous program documentation shortfalls (knowledge transfer)

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Summary• Sign up as a peer!• Use INPO BWRVIP webpage• Pay heed to 2015 review visit themes

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