IR 05000220/1988033
| ML17055E353 | |
| Person / Time | |
|---|---|
| Site: | Nine Mile Point  |
| Issue date: | 11/04/1988 |
| From: | Mcbrearty R, Strosnider J NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION I) |
| To: | |
| Shared Package | |
| ML17055E352 | List: |
| References | |
| 50-220-88-33-MM, NUDOCS 8811300150 | |
| Download: ML17055E353 (46) | |
Text
U.S.
NUCLEAR REGULATORY COMMISSION
REGION I
Report No.
50-220/88-33 Docket No.
50-220 License No.
DPR-63 Licensee:
Niagara Mohawk Power Corporation 301 Plainfield Road Syracuse, New York 13212 Facility Name:
Nine Mile Point Nuclear Station, Unit
Meeting at:
NRC Region I Office, King of Prussia, PA Meeting conducted:
October 27, 1988
Prepared by: '. McBrearty, Reactor Engineer
~z/~ts date Approved by:
R. Strosnider, Chief, MPS, EB, DRS
~i//a~
date M~i":
h
h of ISI activities at Nine Mile Point Unit l.
n~i i300 i gg(gQ r 7(7
~() 3piii4 Pgg ADOCK F~g
DETAILS 1.0 Pectin Attendees See Attachment 1.
2.0 Pur ose and Sco e of the Heetin The meeting was convened at the request of the NRC to discuss the status of ISI activities at Nine Mile Unit 1.
The licensee presented a
summary of the work completed to ensure that the plant inservice inspection program includes all-.components required by the applicable codes and that it is being effectively implemented.
The
'licensee discussed
'the nature of stop work orders that were recently issued to their ISI contractor and the associated corrective actions.
The licensee also discussed results of inspections of code and non-code piping supports.
The licensee's schedule for completing ISI activities was presented.
In response to NRC questions regarding corrective actions associated with torus wall thinning at Unit 1, the licensee advised the staff that a
letter addressing the item is being prepared and wi 1) be submitted to the NRC prior to plant restart.
Following the licensee's presentation on ISI activities, their proposed plan for performing maintenance on the recirculation pump discharge valve at Unit 2 was discussed.
The licensee was requested to provide the staff with justification for not considering the proposed maintenance an unreviewed safety question.
The licensee was further requested to provide the staff with contingency plans in the event the proposed method fails.
A summary of the licensee's presentation is attached with this report as Attachment Attachment
OCTOBER 27 1988 NINE MILE POINT 1 ISI STATUS MEETING NAME ORGANIZATION TITLE Jack Strosnider Robert A. McBrearty Jon Johnson Mary Haughey William A. Cook John G. Roberts Robert F. Oleck Bill Yaeger Kenneth Thomas Carl Terry Peter Francisco Mark Wetterhahn J. Philip Jordan Char les G. Beckhan Greg Gresock William Johnston Tim Martin NRC/Region I NRC/Region I NRC/Region I NRC/NRR NRC/Region I NYS-PSC NMPC NMPC NMPC NMPC
'NMPC Conder 8 Wetterhahn Swidler & Berlin NMPC NMPC NRC/Region I NRC/Region I Chief, Materials 8 Processes Section Reactor Engineer Chief, Projects Section Project Manager Senior Resident Inspector Director, NMP-1 Extended, Invest.
Senior Consulting Engineer Manager Special Projects ISI ISI Coordinator VP Nuclear Eng.
8 Lic.
Lead Licensing Eng.
Attorney Attorney Attorney Manager Nuclear Engineer Deputy Director, DRS Director, DRS,
e
NIAGARA MOHAWK POWER CORPORATION NINE MILE POINT UNIT 1 ISI STATUS MEETING WITH NRC OCTOBER 27 1988 AGENDA o
INTRODUCTION (C.
D.
TERRY)
o VERIFICATION OF PROGRAM PLAN REQUIREMENTS (K. B, THOMAS)
o STATUS OF ISI INSPECTIONS (W.R.
YAEGER/C.
D.
TERRY)
o STRUCTURAL INTEGRITY (R.F.
OLECK)
o SUMMARY AND CONCLUSION (P, E,
FRANCISCO/C.
D, TERRY)
INTRODUCTION o
EXTENSIVE REVIEW PAST DATA, CURRENT AND PAST PROGRAM PLANS, INSPECTION RESULTS'OMPLETION AND CLOSE OUT o
CONTROLS INTEGRATION WITH 'PLANT'SCHEDULES USE OF NMPC SYSTEMS/PROCEDURES NES STOP WORK o
FOLLOWUP INSPECTION STATUS SAFETY RELATED SUPPORT WALKDOWN o
OVERALL NIAGARA MOHAWK REVIEW SUBSTANTIALLY COMPELTED INSPECTIONS READY FOR NRC REVIEW
ISI ORGANIZATION CHART HNP'I 'l988 REFUELING OUTAGE ISI PROJECT MANAGER HOAO NAHAGER Construction Services Technical Support ISI 1st Interval Implementation Data Review
'I NDE Verification (1988 Data only)
ISI Program Plan Review Engineering Support (5846G)
0
ISI PROGRAM REVIEW Assemble Relevant Coirespondence Review Correspondence Prepare Checklist Review Program Plans (Evaluate 8 Check)
- 1st Interval
- 1st Period 2nd Interval Identify Discrepancies
- Weld Selection Criteria
- Integral Attachments
- Supports
- Boundary Changes Perform Required Exams (5846G)
1ST INTERVAL DATA REVIEW ASSEMBLE DATA BY COMPONENT REVIEW DATA VS PROGRAM PLAN DOCUMENTATION REVIEW I
15i000 NDE DATA SHEETS REVIEWED IDENTIFY CONCERNS INCOMPLETE EXAMS r
UND I SPOSITIONED DATA E
LACK OF DOCUMENTATION PERFORM REQUIRED EXAMS IDENTIFY NECESSARY RELIEF REQUESTS
RESULTS OF REVIEWS
.
Missing from Program; Document Deficiencies
.
Ron-ISI Data Review:
DCA Re-exams.
Expanded Scope.
400 160 1,200 2nd Interval Exams:
~1160 TOTAL 3,300 (5846G)
NMP 1 I S I STATUS I,
SCHEDULE, MILESTONES o
COMPONENT INSPECTIONS o
DCA CLOSE OUT o
LB PIPE SUPPORT/MAINT, WALKDOWN I I, OPEN ITEMS o
CORE SPRAY SPIDER CRACKS o
RELIEF REQUESTS o
INSERVICE TESTING PROGRAM I I I, CONTRACTOR OVERSIGHT o
I, SCHEDULES MILESTONES o
COMPONENTS TOTAL COMPONENT INSPECTIONS JUNE 2900 OCTOBER 3300 501o CLOSED OUT 801o CLOSED OUT INSPECTIONS COMPLETED BY DECEMBER 15 CRITICAL SYSTEM INSPECTION JUNE 1150 OCTOBER 1185 43/o CLOSED OUT 85/o CLOS ED OUT INSPECTIONS COMPELTED BY NOVEMBER 15
I.
SCHEDULE DCA CLOSE OUT STATIIS 217 TOTAL 107 CLOSED OUT
.110 TO GO SCHEDULED FOR CLOSURE BY SYSTEII
SCHEDULE
LB PIPE SUPPORT/NAINT, WALKDOWN SCOPE WALKDOWN CONSISTS OF %800)
SUPPORTS ALL NOH ISI SAFETY RELATED LB PIPE SUPPORTS SCHEDULE WALKDOWHS BEGIN
OCTOBER 10 CONPLETE NOVEHBER 17 CONPLETE ALL CORRECTIVE ACTIONS DECENBER 31
OPEN ITEMS
APPROVAL OF 1ST INTERVAL REQUESTS ISSUES DISCUSSED AT NRC MEETING SEPT
ALL RELIEF REQUESTS SUBNITTED SEPT 30 ANY NEW REQUESTS SUBMITTED END OF OUTAGE
II, OPEN ITEMS o
CORE SPRAY SPIDER CRACKS TRANS GRANULAR STRESS CRACKS CRACKS FOUND ON PIPE AND SUPPORT LOCATED OUTSIDE WELD HEAT ZONE 5 NCR'S ISSUED ENGRG EVAL, CE REPORT AND INSPECTION DATA SAMPLES TAKEN FOR ANALYSIS ENGRG EVALUATION IN PROGRESS
II; OPEN ITENS
INSERVICE TESTING REVIEM OF PROGRAN NRC INFORNATION NOTICE 88-70 NRC GENERIC LETTER ON 1ST (DRAFT)
HES STOP WORK ORDER ISSUES LEADING UP TO SWO CAR 88-2032 HAWKINS EXAMS FOUND DURING NMPC QA HDE OVERVIEW EXAM PERFORMED OH WRONG WELD CALIBRATIOH CONCERNS IDENTIFIED CAR 88-2037 DATA SHEET DEFICIENCIES 37/ REJECT RATE OF HES HDE DATA FAILURE TO.FOLLOW PROCEDURES SWO 88-0004 AGAIHST HES NDE PROGRAM HES TO GENERATE ACTION PLAN ENGRG AND QA APPROVAL REQUIRED JULY 27 AUGUST 15 AUGUST 16
HES STOP WORK ORDER HNPC SWQ 88-004 CORRECTIVE ACTIONS'ECHNICAL RE-PERFORM ALL HAWKINS EXANS 125 PERFORM ADDITIONAL NDE OVERVIEWS
RE-REVIEW DATA SHEET CALIBRATIONS 125 PROGRAMMATIC PERFORM ROOT CAUSE EVALUATION PLACE CORPORATE QA REP AT SITE INCREASED SUPERVISION IH FIELD CONDUCTED TRAINIHG OF ALL HES LEVEL II AND III PERSONNEL CONTINUED HQAO HDE SURVEILLANCE/OVER CHECKS SWO REMOVED AND HES RESUMED WORK SEPT
HES STOP WORK ORDER NNPC CAR 88-2043 NQAO SURVEILLANCE FOUND EXAMINER PERFORMIHG HDE OH WRONG WELD OCTOBER 7 EXAMINER ONLY 3 WEEKS OH SITE RE-PERFORMED ALL HDE INSTITUTED 2HD INDEPENDEHT VERIFICATIOH REQ'T PERFORMED TRAIHIHG TO HEW PROGRAM COMPLETED CORRECTIVE ACTIOHS AND WORK RESUNED OCTOBER 16
STRUCTURAL INTEGRITY REVIEW BACKGROUND/HISTORY LARGE NUMBER OF PIPE SUPPORT NCR'S DECISION TO INSPECT 100% IS I PROGRAM PIPE SUPPORT APRIL t 1988 EXPAND TO NON-ISI SYSTEMS?
BEGIN STRUCTURAL INTEGRITY REVIEW OF I S I SUPPORTS -
NAYi 1988 JUNE'988 MEETING 9 NRC NNPC INFORMS NRC OF STRUCTURAL INTEGRITY REVIEW PRELIMINARYRESULTS.'ULY'988 60%
I S I SUPPORTS INSPECTED APPROXIMATELY 7%
HAVE STRUCTURAL INTEGRITY CONCERNS DECISION MADE TO PERFORM WALKDOWN OF NON-ISI SUPPORTS PREPARE PROCEDURE FOR WALKDOWN OF NON-ISI SAMPLE WALKDOWN OF SYSTEM ¹70 (RBCLC)
AUGUST.
1988 BEGIN WALKDOWN OF NON-ISIi SAFETY RELATED SUPPORTS OCTOBER'988
STRUCTURAL INTEGRITY REVIEW SUMMARY OF FINDINGS ISI SUPPORTS APPROXIMATELY 95%
COMPLETE ALL IS I SUPPORT INSPECTIONS APPROXIMATELY 7%
OF SUPPORTS INSPECTED TO DATE HAD STRUCTURAL INTEGRITY CONCERNS ALL STRUCTURAL INTEGRITY CONCERNS WILL BE FIXED PRIOR TO RESTART NON-ISI, SAFETY-RELATED SUPPORTS 489 SUPPORTS WALKED DOWN TO-DATE SIMILAR RATE OF STRUCTURAL INTEGRITY CONCERNS WILL BE FIXED PRIOR TO RESTART
STRUCTURAL INTEGRITY REVI Eh'ONCLUSIONS t
- ALL ISI SUPPORTS ARE BEING INSPECTED AND IDENTIFIED STRUCTURAL INTEGRITY CONCERS ARE BEING RECTIFIED ALL NON-ISI p SAFETY-RELATED SUPPORTS ARE BEING INSPECTED AND IDENTIFIED STRUCTURAL INTEGRITY CONCERNS ARE BEING RECTIFIED
SUMMARY AND CONCLUSIONS o
COMPREHENSIVE REVIEW PAST AND CURRENT PROGRAM PL'ANS AND DATA o
MAJORITY OF INSPECTIONS COMPELTED READY FOR NRC REVIEW o
ACTIONS TAKEN BASED ON ONGOING REVIEWS AND ACTUAL RESULTS MAINTENANCE WALKDOWN OF NON-ISI SAFETY-RELATED LARGE BORE SUPPORTS o
NES STOP WORK