CPSES-200600052, Submittal of Unit 1 Eleventh Refueling Outage Inservice Inspection Summary Report (Unit 1: 1998 Edition of ASME Code Section XI, 1999 and 2000 Addenda, Interval Start Date - August 13, 2000, Second Interval)

Submittal of Unit 1 Eleventh Refueling Outage Inservice Inspection Summary Report (Unit 1: 1998 Edition of ASME Code Section XI, 1999 and 2000 Addenda, Interval Start Date - August 13, 2000, Second Interval)

ML060410105
Person / Time
Site:	Comanche Peak
Issue date:	01/31/2006
From:	Madden F TXU Power
To:	Document Control Desk, Office of Nuclear Reactor Regulation
References
CPSES-200600052, TXX-06005
Download: ML060410105 (8)

Text

1 TXU Power TXU Pot E lle' C ryh Peak S n Senior Vice President &

Becric Stam Chief Nouler Officer P. 0. Box 1002 (E13)

Glen Raspe TX 76043 Tel: 254 897 529 Ref. # 10CFR50.55a Fax 254 897 6652 mike.blevenstbxLcom CPSES-200600052 Log # TXX-06005 January 31, 2006 U. S. Nuclear Regulatory Commission ATTN: Document Control Desk Washington, DC 20555

SUBJECT:

COMANCHE PEAK STEAM ELECTRIC STATION (CPSES)

DOCKET NO. 50-445 SUBMITTAL OF UNIT 1 ELEVENTH REFUELING OUTAGE (IRFI 1) INSERVICE INSPECTION (ISI)

SUMMARY

REPORT (UNIT 1: 1998 EDITION OF ASME CODE SECTION XI, 1999 AND 2000 ADDENDA, INTERVAL START DATE -

AUGUST 13, 2000, SECOND INTERVAL)

Gentlemen:

This letter forwards the Inservice Inspection Summary Report for the eleventh refueling outage of CPSES Unit 1. The enclosed report is being provided to you pursuant to the ASME Boiler and Pressure Vessel Code,Section XI, paragraph IWA-6240(b). A copy of this report is also forwarded to the Chief Inspector in accordance with the Texas Boiler Law & Rules and Regulations, paragraph 65.100.g.4.

A member of the STARS (Strategic Teaming and Resource Sharing) Alliance

-AoLV7 Callaway

• Comanche Peak

• Diablo Canyon

• Palo Verde

• South Texas Project s Wolf Creek

TXX-06005 Page 2 of 2 If you have any questions or need additional information regarding this matter, please feel free to contact Jack Hicks at (254) 897-6725.

Sincerely, TXU Generation Company LP By: TXU Generation Management Company LLC, Its General Partner Mike Blevins By: _

Director, Regulatory Affairs JCH Enclosure c- B. S. Mallett, Region IV (clo)

M. C. Thadani, NRR (clo)

Resident Inspectors, CPSES (clo)

T. Parks, Chief Inspector, TDLR

ENCLOSURE to TXX-06005 FORM OAR-1 OWNER'S ACTIVITY REPORT Report Number CPSFS Unit 1 1RF11 Owner TXU Power P. 0. Box 1002 Glen Rose, Texas 76043 (Name and Address of Owner)

Plant Comanche Peak Steam Electric Sta4ion P. 0. Box 1002 Glen Rose, Texas 76043 (Name and Address of Plant)

Unit No. 1 Commercial service date August 13, 1990 Refueling outage no. 11 Current inspection interval 2 (1", 2", 3'-, 4", other)

Current inspection period 2 w I(1 'd, V.3')

Edition and Addenda of Section XI applicable to the inspection plan 1998 Edition, 2000 Addenda Date and revision of inspection plan CPSES ISI Program Plan, Int. 2, Rev. 4, July 29, 2005 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. Expiration Date (If applicable)

Signed pip {J1f/ d4 /f ,n.-""Engieering Programs Manager Date Owner 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 of Province of Texas and employed by Hartford Steam Boiler of Connecticut of Hartford, CT have inspected the items described in this Owner's Activity Report, during the period 8/1/2004 to 12/31/05 , 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, replacement, evaluations and corrective measures described in this report. Furthermore, neither the inspector nor his employer shallhe liable in any manner for any personal injury or property damage or a loss of any kind arising from or connected with this inspection.

fAkh' l( Commissions - 1773 tnspector's Signature National Board, State, Province and Endorsements Date i/ ALS (

OAR-I Page I of 5

TABLE 1 ABSTRACT OF EXAMINATIONS AND TESTS Total Total Total Total Examinations Examinations Examinations Examinations Credited (%)to Examination Required For The Credited for This Credited (%)for Date for the Category Interval Period The Period- Interval Remarks B-A 24 0 0 4 NOTE 3 B-B 8 0 0 25 B-D 36 0 0 33 B-F 4 0 0 100 B-G-1 166 0 0 0 NOTE 4 B-G-2 30 8 89 60 NOTE 4 B-J 30 12 100 100 B-K 14 3 100 57 B-L-1 1 0 0 0 NOTES1, 3 B-L-2 1 0 0 0 NOTES 1, 4 B-M-2 4 0 0 25 NOTES 1, 4 B-N-1 3 1 100 67 NOTE 2 B-N-2 0 0 0 NOTE 3 B-N-3 1 0 0 0 NOTE 3 B-0 4 0 0 25 NOTE 3 B-P NOTE NOTE.5 NOTES NOTE NOTES 2, 5 B-Q NOTE 8 NOTE 8 NOTE 8 NOTE 8 NOTES 2, 8 C-A 19 0 0 26 C-B 8 2 100 50 C-C 101 23 55 47 C-D I 0 0 0 C-F-1 17 6 100 100 C-F-2 9 0 0 11 NOTE 7 C-G 6 2 100 66 C-H NOTE 5 NOTE 5 NOTE 5 NOTE 5 NOTE 5 D-A 171 43 57 37 D-B NOTE 5 NOTE 5 NOTE 5 NOTE 5 NOTE 5 F-A (1) 62 33 97 53 F-A (2) 106 20 41 19 F-A (3) 132 14 21 11 F-A (NPS) 49 36 97 73 OAR-I Page 2 of 5

TABLE I ABSTRACT OF EXAMINATIONS AND TESTS Total Total Total Total Examinations Examinations Examinations Examinations Credited (%)to

• Examination Required For The Credited for This Credited (%)for Date for the Category Interval Period' The Period* Interval Remarks F-B 139 14 100 37 F-C 442 59 100 41 R-A 57 13 93 23 NOTE 6

^ This column is interpreted to represent the cumulative number of exams performed to date in this period.

• • This column is interpreted to represent the cumulative percentage of scheduled exams for the interval which have completed in this period to date.

NOTES:

1. - Examinations for pumps and valves are limited to components selected for examination under Examination Categories B-L-1, B-L-2, and B-M-2.

2. Examination Categories B-N-1, B-P and B-Q do not have to follow the required percentages of Table IWB-2412-1.

3. Examinations for Examination Categories B-A, B-L-1, B-N-2, B-N-3, and B-O may be deferred to the end of the inspection interval.

4. Examinations for Examination Categories B-G-1, B-G-2, B-L-2, and B-M-2 may be deferred until dissassembly of a component for maintenance, repair/replacement, or volumetric examination.

5. Visual Examinations (VT-2) for system leakage tests are performed each fuel cycle, period, and interval, according to the requirements of IWA-2212 and IWA-5240. All required VT-2 examinations have been completed for this fuel cycle.

6. Examination Category R-A includes previous Examination Categories B-F, B-J, C-F-1, and C-F-2, except for portions of Auxiliary Feedwater piping.

7. Examination Category C-F-2 is for Auxiliary Feedwater piping welds, 1.5" to 4".

8. Examination Category B-Q Steam Generator Tubing, is reported per the requirements of the Plant Technical Specifications. A Table is included summarizing the results of the Eddy Current Testing.

I RF1 I Steam Generator Eddy Current Tested Scope (Note 8 to Table 1)

Steam Bobbin Hot Leg Expanded Rows 1-16 Rows 17-25 Alloy 800 Alloy 690 Alloy 690 Number Gen. TTS Plus Baffle Plate U-Bend U-Bend Sleeves Full Sleeve Top of Sleeve of Tubes Point Plus Point Plus Point Plus Point Plus Point Plus Point Plus Point Plugged 1 100% (Except 100% 25% 100% N/A 100% N/A N/A 17 Row 1E2 U-Bend region) 2 100% (Except 100% 25% 100% N/A 10% 20% 80% 23 Row 182 U-Bend region) 3 100% (Except 100% 25% 100% N/A 100% 20% 80% 33 Row 1&2 U-Bend region) 4 100 (Excpet 100% 25% 100% 10%100% 20% 80% 70 Row 1&2 u-Bend region _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _

OAR-I Page 3 of 5

TABLE 2 ITEMS WITH FLAWS OR RELEVANT CONDITIONS THAT REQUIRED EVALUATION FOR CONTINUED SERVICE Flaw Flaw or Relevant Condition Found Examination Item Item Description Characterization During Scheduled Section Xl Category Number (IWA-3300) Examination or Test (Yes or No)

F-A F1.10 Recordable Indication (RI) - Loose jam nut N/A Yes on dual spring hanger assembly. Support was functional.. SMF-2005-004312 written.

Tightened the jam nut per WO 4 164346-00. Re-examined and found acceptable.

F-A F1. 10 RI - Broken cotter pins in pipe clamps for N/A Yes four pipe supports. Pins intact and thus, supports were functional. SMF2005-004022 written. Removed and replaced with rhue rings per WO 4-05-164086-00.

Re-examined and found acceptable.

F-A F1.10 RI - Paint on indicator tube of snubber. N/A Yes Snubber was functional as the indicator could slide within the tube. SMF-2005-004022 written. Removed paint per WO 4-05-164086-00. Re-examined and found acceptable.

B-P B15.70 Unsat - Small amounts of dry boron residue NIA . Yes identified on eight class I valves with bolted connections, after removing insulation, in support of VT-2 system leakage tests. SMFs2005-003948, *004027, and -004124 written. All of the valves were functional as the boron residue had not degraded the fasteners. Work Orders written to remove boron, when applicable.

Evaluations justified the acceptability of the Unsat VT-2 examinations and for not removing the bolt closet to the source of the identified leakage.

OAR-I Page 4 of 5

TABLE3 ABSTRACT OF REPAIRS, REPLACEMENTS, ORCORRECTIVE MEASURES REQUIREDFOR CONTINUED SERVICE Flaw or Relevant Condition Found Repair, During Scheduled Repair/

Replacement Section Xi Replacement Code or Corrective Item Description Examination or Date Plan Class Measure Description of Work Test (Yes/No) Complete Number I Corrective Measure 1 -7028 R4R Pmp 1-02 HIL1-04 Recirc IMBIsol Vlv Repair body to bonnet seal weld. No 11-04-05 IRHos0002 OAR-I Page 5 of 5