CP-200901276, Response to Request for Additional Information Regarding License Amendment Request 09-007, Model D5 Steam Generator Alternate Repair Criteria

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Response to Request for Additional Information Regarding License Amendment Request 09-007, Model D5 Steam Generator Alternate Repair Criteria
ML092660453
Person / Time
Site: Comanche Peak  Luminant icon.png
Issue date: 09/02/2009
From: Flores R
Luminant Generation Co, Luminant Power
To:
Document Control Desk, Office of Nuclear Reactor Regulation
References
CP-200901276, TAC ME1446, TAC ME1447, TXX-09109
Download: ML092660453 (2)


Text

m Luminant Rafael Flores Senior Vice President

& Chief Nuclear Officer rafael.flores@Luminant.com Luminant Power P 0 Box 1002 6322 North FM 56 Glen Rose, TX 76043 T 254 897 5550 C 817 5590403 F 254 897 6652 Ref. #

10 CFR 50.90 CP-200901276 Log # TXX-09109 September 2, 2009 U. S. Nuclear Regulatory Commission ATTN: Document Control Desk Washington, DC 20555

SUBJECT:

COMANCHE PEAK STEAM ELECTRIC STATION (CPSES)

DOCKET NOS. 50-445 AND 50-446 RESPONSE TO REQUEST FOR ADDITIONAL INFORMATION REGARDING LICENSE AMENDMENT REQUEST 09-007, MODEL D5 STEAM GENERATOR ALTERNATE REPAIR CRITERIA (TAC NOS. ME1446 AND ME1447)

REFERENCES:

1., Letter logged TXX-09075 dated June 8, 2009, from Rafael Flores of Luminant Power to the NRC submitting License Amendment Request (LAR)09-007.

2.

Letter dated July 23, 2009, from Balwant Singal of NRR to Rafael Flores.

3.

Letter dated August 11, 2009, from Balwant Singal of NRR to Rafael Flores.

4.

Letter logged TXX-09096 dated August 20, 2009, from Rafael Flores of Luminant Power to the NRC submitting Response to Request for Additional Information Regarding LAR 09-007.

Dear Sir or Madam:

Per Reference 1, Luminant Generation Company LLC (Luminant Power) requested an amendment to the Comanche Peak Steam Electric Station, herein referred to as Comanche Peak Nuclear Power Plant (CPNPP), Unit 1 Operating License (NPF-87) and Unit 2 Operating License (NPF-89) by revising the CPNPP Unit 1 and 2 Technical Specifications (TSs).

The proposed change revises TS 5.5.9.2, Unit 1 Model D76 and Unit 2 Model D5 Steam Generator (SG)

Program, to exclude portions of the Unit 2 Model D5 steam generator tube below the top of the SG tubesheet from periodic steam generator tube inspections.

The NRC provided Luminant Power with requests for additional information (RAI) via References 2 and

3. Luminant Power responded to the RAIs via Reference 4. The response to RAI Question 10 contained two figures, (RAI10-1 and RAI10-2) with axis titles that were illegible. The enclosure provides replacement pages with legible axis titles for Figures RAI10-1 and RAI10-2.
  • The enclosure contains information that is proprietary to Westinghouse Electric Company LLC. The affidavit and Westinghouse authorization letter provided in Reference 1 is applicable to the information provided in the enclosure.

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

Callaway - Comanche Peak

  • Diablo Canyon
  • Palo Verde
  • San Onofre-South Texas Project
  • Wolf Creek

U. S. Nuclear Regulatory Commission TXX-09109 Page 2 09/02/2009 In accordance with 10 CFR 50.91(b), Luminant Power is providing the State of Texas with a copy of the proposed license amendment.

This communication contains no new licensing basis commitments regarding Comanche Peak Units 1 and 2. Should you have any questions, please contact Mr. Jack Hicks at (254)897-6725.

I state under penalty of perjury that the foregoing is true and correct. Executed on the 2nd day of September, 2009.

Sincerely, Luminant Generation Company LLC Rafael Flores By:

,ý4 k2K"/

a Fred W. Madden Director, Oversight & Regulatory Affairs Enclosure-Westinghouse Letter LTR-SGMP-09-121, "Replacements for Illegible Pages in Prior RAI Response (Reference 1)", dated August 27, 2009 c -

E. E. Collins, Region IV B. K. Singal, NRR Resident Inspectors, Comanche Peak Alice Hamilton Rogers, P.E.

Inspection Unit Manager Texas Department of State Health Services Mail Code 1986 P. 0. Box 149347 Austin, TX 78714-9347