ML042110117
| ML042110117 | |
| Person / Time | |
|---|---|
| Site: | North Anna  |
| Issue date: | 07/28/2004 |
| From: | Hartz L Virginia Electric & Power Co (VEPCO) |
| To: | Document Control Desk, Office of Nuclear Reactor Regulation |
| References | |
| 04-436 | |
| Download: ML042110117 (16) | |
Text
VIRGINIAELECTRIC A N D POWER COMPANY RICHMOND, VIRGINIA 23261 J u l y 2 8 , 2004 U.S. Nuclear Regulatory Commission Serial No.: 04-436 Attention: Document Control Desk NLOS/ETS: RO Washington, D.C. 20555 Docket No.: 50-338 License No.: NPF-4 VIRGINIA ELECTRIC AND POWER COMPANY NORTH ANNA POWER STATION UNIT 1 OWNERS ACTIVITY REPORTS In letter dated June 27, 2000 (Serial Number 00-295), Virginia Electric and Power Company (Dominion) provided the lnservice Inspection Summary Report for the first refueling outage (NlR14) of the first period in the third Interval of the North Anna Unit 1 lnservice Inspection program. By letter dated October 2, 2000, the NRC granted North Anna Units 1 and 2 approval to use the recording and reporting requirements of American Society of Mechanical Engineers (ASME) Code Case N-532. Therefore, in accordance with the requirements of ASME Code Case N-532, enclosed are the Owner's Activity Reports (Form OAR-l), for refueling outages NlR15 and NlR16. This information completes the reporting requirements for North Anna Unit 1's first period of the third ten-year interval.
Should you have any questions regarding this submittal, please contact Mr. Thomas Shaub at (804) 273-2763.
Very truly yours, W
Leslie N. Hartz Vice President - Nuclear Engineering Commitments made in this letter: None
cc: U.S. Nuclear Regulatory Commission Region II Sam Nunn Atlanta Federal Center 61 Forsyth Street, SW Suite 23 T85 Atlanta, Georgia 30303 Mr. M. T. Widmann NRC Senior Resident Inspector North Anna Power Station Mr. J. E. Reasor, Jr. (letter only)
Old Dominion Electric Cooperative lnnsbrook Corporate Center 4201 Dominion Blvd.
Suite 300 Glen Allen, Virginia 23060 Mr. S. R. Monarque NRC Project Manager U. S. Nuclear Regulatory Commission One White Flint North 11555 Rockville Pike Mail Stop 8G9 Rockville, MD 20852 Mr. M. M. Grace Authorized Nuclear Inspector North Anna Power Station
NORTH ANNA POWER STATION, NlR15 OUTAGE FORM OAR-1 OWNERS ACTIVITY REPORT ReportNumber: N l R l f i (ulw*
.q d v. . 7nd Owner Virginia Electric and Power Company, 5000 Dominion Boulevard, Glen Allen, VA 23060 (Name and Address of Owner)
P a
,-nlt P n Rnr 4n7, hdineml V A 731 17 (Name and Address of Plant)
Unit No. 1 Commercial service date 6/6/78 Refueling outage no. N1R15 (4/7/00-10/10/01~
(If applicable)
Current inspection interval -0) rd -
(1st ,2nd, 3rd, 4th, other)
Current inspection period 1st /5/1/99 - - 3)
(1st ,2nd, 3rd)
Edition and Addenda of Section XI applicable to the inspection plan 1989 Edition No Addenda Date and revision of inspection plan IS1 Plan Rev 2 Ch. 2 dated 6/02 including the IS1 Schedule Revision 6, dated 7/03 Edition and Addenda of Section XI applicable to repairs and replacements, if different than the inspection plan Same CERTIFICATE OF CONFORMANCE I certify that the statements made in this Owner's Activity Report are correct, and that the examinations, tests, repairs, replacements, evaluations, and corrective measures represented by this report conform to the requirements of Section XI.
Certificate of Authorization No.
Signed a N/A (if applicable)
Expiration Date Date 912 9 N/A
/c) 3 (Owner's or Owner's Designee, Title)
CERTIFICATE OF INSERVICE INSPECTION I, the undersigned, holding a valid commission issued by the National Board of Boiler and Pressure Vessel Inspectors and the State or Province of Virainia and employed by HSB-CT of Hartford, CT have inspected the items described in this Owner's Activity Report, during the period 4/7/2000 to 10/10/2001, and state that to the best of my knowledge and belief, the Owner has performed all activities represented by this report in accordance with the requirements of Section XI.
By signing this certificate neither the Inspector nor his employer makes any warranty, expressed or implied, concerning the examinations, tests, repairs. replacements, evaluations and corrective measures described in this report. Furthermore, neither the inspector nor his employer shall be liable, in any manner for any personal injury or property damage or loss of any kind arising from or connected with this inspection.
&.A &. &. Commissions VA 4244 Inspector's Signature National Board, State, Province, and Endorsements Date
North Anna Power Station NlR15 OUTAGE Form OAR-1 Owner's Activity Report Table 1 Abstract Of Examinations And Tests Total Total Total i
,yxaminations I Exam inations Exam inations Required F~~ Credited For Credited (%)
The Interval This Period For The Period i
~
Remarks I
B-A 8.67 2.83 32.69 I Note 1 100.00 I
B-B I 23.81 ' Note 1 7.00 1.67 100.00 8-D 28.00 10.00 100.00 35.71 Note 1 I
I B-E 11.oo 2.00 100.00 18.18 8-G-1 650.00 225.00 100.00 34.62 Note 2 1
I B-G-2 49.00 20.00 100.00 40.82 Note 2 B-K 16.00 5.33 100.00 33.33 B-L-1 1.oo 1 .oo .oo Note 3
.00 I
B-L-2 .oo .oo .00 I Note3
.oo 1
B-M-2 4.00 100.00 I Note 4 I 4.00 100.00 I
8-N-1 3.00 1.oo 100.00 33.33 B-N-2 1.oo .oo .oo .oo B-N-3 1.oo .oo .oo .oo I
B-0 3.00 .00 00 .oo I Note 5 7.00 2.00 28.57 ' Note 6 100.00 B-Q i 8.00 2.00 25.00
, 100.00 C-A 9.00 .33 1 Note 7 50.00 3.70 C-B 16.00 4.00 25.00
, 100.00 c-c 31.OO 1 11.00 100.00 35.48 I C-D 16.00 5.00 100.00 31.25
r CategOrY C-F-1 C-F-2 Total Examinations xaminatim Required F~~
The Intewal 133.00 30.00 I
~
I Total 43.00 10.00 Total 100.00 100.00 32.33 36.67 I
i Remarks C-G 8.00 3.00 100.00 37.50 C-H 3.00 1.oo 100.00 33.33 Note 8 D-A 37.00 4.00 40.00 10.81 Note 8 I
D-B 3.00 1 .oo 100.00 33.33 Note 8 D-C 3.00 1.oo 100.00 33.33 I ~
I F-A 333.00 89.00 100.00 26.73 59.00 19.00 100.00 32.20 Note 9
North Anna Power Station NlR15 OUTAGE Form OAR-1 Owner's Activity Report Table 1 Notes Abstract Of Examinations And Tests Note 1 See Partial Examination attachment. As allowed by Code Case N-460 relief is not required when reduction in coverage is less than 10%.
Note 2 Examinations are limited to components selected for examination Note 3 Internal examination is required only when a pump is disassembled for maintenance, repair, or examination. B-L-1 has one scheduled examination of the external surface of the weld of one pump casing in accordance with Code Case N-481.
Note 4 Examination is required only when a valve is disassembled for maintenance, repair, or examination.
Note 5 Category B-0 is scheduled to be examined as part of the reactor vessel examination in the third period.
Note 6 The Class 1 leakage test is required to be performed every refueling outage. The number and percentages listed represent the total number of refueling outages anticipated over the inspection interval. All required system presure tests have been completed.
Note 7 Relief will be requested for the regenerator heat exchanger welds.
Note 8 The number and percentages listed represent the total number of periods over the inspection interval. All required system presure tests have been completed.
Note 9 Risk informed program currently addresses categories B-F and B-J. See Partial Examination attachment. As allowed by Code Case N-460 relief is not required when reduction in coverage is less than 10%.
Partial Exam inations CATEGORY ITEM DRAWT" LINE NUMBER EXAMREMARKT B-A BI.40 11715-WMKS-RC-R-1.2 1-RC-R-1 1 82% UT partial coverage due to weld joint configuration and lifting lug. A request for relief will be submitted to the NRC.
B-B B2.I I 11715-WMKS-RC-E-2 1-RC-E-2 7 99% UT coverage due to the welded pads and the 1' pipe 100%
of the required volume was not achieved.
B-D B3.I I 11715-WMKS-RC-E-2 1-RC-E-2 14 75% UT partial coverage due to weld location in relation to the nozzle. A request for relief will be submitted to the NRC.
R-A RI.11 11715-WMKS-0109F-1 27 1/2"-RG62501R-Q1 38 75% UT partial coverage due to weld joint configuration along with material type. A request for relief will be submitted to the NRC.
11715-WMKS-011OA sw-64 90% UT partial coverage due to the nozzle to safe end weld configuration. A request for relief will be submitted to the NRC.
11715-W MKS-011OA V-RC38-1502-Ql sw-30 91% UT coverage due to the nozzle to safe end weld configuration.
11715-WMKS-011OA V-RC-39-1502-Ql SW-31 >90% UT coverage due to the nozzle to safe end weld conf iguration.
11715-WMKS-0110B-1 4'-RC15-1502-Q1 SW-71 91% UT coverage due to the nozzle to safe end weld configuration.
11715-WMKS-RC-E-18.2 29"-RC-4-2501R-Q1 N-SE29 IN. 80% UT partial coverage due to joint configuration. A request for relief will be submitted to the NRC.
11715-WMKS-RC-E-18.2 31"-RC-5-2501R-Q1 N-SE31 IN. 79% UT partial coverage due to joint configuration. A request for relief will be submitted to the NRC.
NORTH ANNA POWER STATION N1R15 OUTAGE FORM OAR-1 OWNERS ACTIVITY REPORT TABLE 2 ITEMS WITH FLAWS OR RELEVANT CONDITIONS THAT REQUIRE EVALUATION FOR CONTINUED SERVICE Flaw or Relevant Condition Found During Scheduled Section XI Exam ItemNumber Flaw Characterization Exam or Test Category Item Description (IWA-3300) (Yes or No)
There were no items with flaws or relevant conditions that required evaluation for continued service during N1R15
NORTH ANNA POWER STATION N1R15 OUTAGE FORM OAR-1 OWNERS ACTIVITY REPORT TABLE 3 ABSTRACT OF REPAIRS, REPLACEMENTS, OR CORRECTIVE MEASURES REQUIRED FOR CONTINUED SERVICE Flaw or Relent Condition Repair, Replacement, Found During or Corrective Scheduled Repair/
Code Measure Item Description of Section XI Date Replacement Plan Class Description Work Examination or Completed Number Test (Yes or 3
3 3
3 3
3 3
I I I Flaw or Relent Condition Repair, Replacement, Found During or Corrective Scheduled Repair/
Code Measure Item Description of Section XI Date Replacement Plan Class Description Work Examination or Completed Number
~ Test(Yesor
- No) 2 Replacement SI Accumulator Replaced nozzles No 9/23/01 2001-200 Tank Nozzles due to Stress Corrosion Cracking 2 Rep1acement SI Accumulator Replaced nozzles No 9/23/01 2001-201 Tank Nozzles due to Stress Corrosion Cracking 2 Repair Feedwater Repaired indication Yes 10/2/01 2001-243 Support Integral in Integral Attachment Weld Attachment Weld 1 Repair Reactor Vessel Repaired indications No 10/1/01 2001-246 Head adjacent to CRDM penetrations
NORTH ANNA POWER STATION, N1R16 OUTAGE FORM OAR-1 OWNERS ACTIVITY REPORT ReportNumber: N l R l f i Lurid. :.q d .
Intc?rv;ll.IstP~yDrl
,pR
. AfllAllnn)
Owner Virginia Electric and Power Company, 5000 Dominion Boulevard, Glen Allen, VA 23060 (Name and Address of Owner)
Pa l nt- P0 4n7 Mineral VA 321 17 (Name and Address of Plant)
Unit No. 1 Commercial service date 6/6/78 Refueling outage no. NlR16 (10/11/01-4/18/03)
(If applicable)
Current inspection interval .-p,5/,,QQ - m0\
(1st ,2nd, 3rd, 4th, other)
Current inspection period 1s' iFif1fQQ - At2nm2\
(1st ,2nd, 3rd)
Edition and Addenda of Section XI applicable to the inspection plan 1989 Edition No Addenda Date and revision of inspection plan IS1 Plan Rev 2 Ch. 2 dated 6/02 includingthe IS1 Schedule Revision 6, dated 7/03 Edition and Addenda of Section XI applicable to repairs and replacements,if different than the inspection plan Same Plant Issues N-2001-1678and 2004-2566 were submitted CERTIFICATE OF CONFORMANCE I certify that the statements made in this Owner's Activity Report are correct, and that the examinations, tests, repairs, replacements, evaluations, and corrective measures representedby this report conform to the requirementsof Section XI.
Certificati CERTIFICATE OF INSERVICE INSPECTION I, the undersigned, holding a valid commission issued by the National Board of Boiler and Pressure Vessel Inspectors and the State or Province of Virainia and employed by HSB-CT of Hartford, CT have inspected the items described in this Owner's Activity Report, during the period 10/10/01 to 4/18/03 and state that to the best of my knowledge and belief, the Owner has performed all activities represented by this report in accordance with the requirements of Section XI.
By signing this certificate neither the Inspector nor his employer makes any warranty, expressed or implied, concerning the examinations, tests, repairs. replacements, evaluations and corrective measures described in this report. Furthermore, neither the inspector nor his employer shall be liable, in any manner for any personal injury or property damage or loss of any kind arising from or connectedwith this inspection.
d & A , Commissions VA 4 2 4 4 Inspector's Signature National Board, State, Province, and Endorsements Date &(V /?f 2
North Anna Power Station NlR16 OUTAGE Form OAR-1 Owner's Activity Report Table 1 Abstract Of Examinations And Tests Total Total Total Examinations Exam inations Exam inations in Required For Credited For Credited (%)
The Interval This Period For The Period Remarks I 8-A 8.67 2.83 1 100.00 ~ 32.69 B-B 7.00 1.67 100.00 23.81 I
B-D 28.00 10.00 100.00 35.71 I B-E 11.oo 2.00 100.00 18.18 I
B-G-1 650.00 225.00 100.00 34.62 I Note 8-G-2 40.82 t Note 1 49.00 20.00 100.00 B-K 16.00 5.33 100.00 33.33 I B-L-1 1.oo I .oo ' Note 2
.oo B-L-2 .00 .00 .oo Note 2
.00 8-M-2 4.00 4.00 100.00 100.00 1 Note3 8-N-1 3.00 1.oo 100.00 33.33 I
B-N-2 1.oo I .oo .oo .oo 8-N-3 1.oo .oo .00 .00 I 8-0 .00 .oo Note 4 3.00 .oo B-P 7.00 2.00 28.57 Note 5 100.00 B-Q 8.00 2.00 100.00 25.00 C-A 7.41 Note 6 9.00 .67 100.00 I
C-B 16.00 1 4.00 100.00 25.00 c-c 31.OO 11.oo 100.00 35.48 I
I C-D 16.00 5.00 100.00 31.25
r C-F-2 Total Examinations xamination Required For The Interval 30.00 Total Examinations Credited For This Period 43.00 10.00 Total Examinations Credited (%)
For The Period 100.00 100.00 32.33 36.67 I I
Remarks C-G 8.00 3.00 37.50 I 100.00 C-H 3.00 1 .oo 100.00 33.33 Note 7 D-B 3.00 1.oo 100.00 33.33 I Note 7 D-C 3.00 1 .oo 100.00 33.33 i Note 7 I
F-A 333.00 ' 89.00 100.00 26.73 ~
R-A 59.00 19.00 100.00 32.20 ' Note 8
North Anna Power Station NlR16 OUTAGE Form OAR-1 0wner's Activity Report Table 1 Notes Abstract Of Examinations And Tests Note 1 Examinationsare limited to components selected for examination Note 2 Internal examination is required only when a pump is disassembled for maintenance, repair, or examination. B-L-1 has one scheduled examination of the external surface of the weld of one pump casing in accordance with Code Case N-481.
Note 3 Examinationis required only when a valve is disassembled for maintenance, repair, or examination.
Note 4 Categoty B-0 is scheduled to be examined as part of the reactor vessel examination in the third period.
Note 5 The Class 1 leakage test is required to be performed every refueling outage. The number and percentages listed represent the total number of refueling outages anticipated over the inspection interval. All required system presure tests have been completed.
Note 6 Relief will be requested for the regenerator heat exchanger welds.
Note 7 The number and percentages listed represent the total number of periods over the inspection interval. All required system presure tests have been completed.
Note 8 Risk informed program currently addresses categories B-F and B-J.
NORTH ANNA POWER STATION NlR16 OUTAGE FORM OAR-1 OWNERS ACTIVITY REPORT TABLE 2 ITEMS WITH FLAWS OR RELEVANT CONDITIONS THAT REQUIRE EVALUATION FOR CONTINUED SERVICE Flaw or Relevant Condition Found During Scheduled Section XI Exam Item Number Flaw Characterization Exam or Test Category Item Description (IWA-3300) (Yes or No)
There were no items with flaws or relevant conditions that required evaluation for continued service during N1R16 for the first period
NORTH ANNA POWER STATION N1R16 OUTAGE FORM OAR-1 OWNERS ACTIVITY REPORT TABLE 3 ABSTRACT OF REPAIRS, REPLACEMENTS, OR CORRECTIVE MEASURES REQUIRED FOR CONTINUED SERVICE Flaw or Relent Condition Repair, Replacement, Found During or Corrective Scheduled Repair/
Code Measure Item Description Description of Section XI Date Replacement Plan I I Work Examination or Completed Number Test (Yes or Class No)
I I 3 1 ReDlacement 1 6SW-124-151-Q3 Replaced piping No 12111/01 2001-259 I 6 150# Piping due to MIC 3 1 Redacement I 1A2 Sway Array Replaced piping No 211102 2002-010 Piping . due to MIC