GO2-11-027, Response to Request for Additional Information License Renewal Application

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Response to Request for Additional Information License Renewal Application
ML110320504
Person / Time
Site: Columbia Energy Northwest icon.png
Issue date: 01/28/2011
From: Gambhir S
Energy Northwest
To:
Document Control Desk, Office of Nuclear Reactor Regulation
References
GO2-11-027
Download: ML110320504 (6)
v • d • e


Text

IV, r~h Sudesh K. Gamnbhir EI~EI¶UYVice President, Engineering E%

P.O. Box 968, Mail Drop PE04 NORTHW EST P

Richland, WA 99352-0968 Ph. 509-377-8313 F. 509-377-2354 sgambhir@energy-northwest.com January 28, 2011 G02-11-027 U.S. Nuclear Regulatory Commission ATTN: Document Control Desk Washington, D.C. 20555-0001

Subject:

COLUMBIA GENERATING STATION, DOCKET NO. 50-397 RESPONSE TO REQUEST FOR ADDITIONAL INFORMATION LICENSE RENEWAL APPLICATION

References:

1) Letter, G02-10-11, dated January 19, 2010, WS Oxenford (Energy Northwest) to NRC, "License Renewal Application"
2) Letter dated December 3, 2010, NRC to SK Gambhir (Energy Northwest), "Request for Additional Information for the Review of the Columbia Generating Station, License Renewal Application," (ADAMS Accession No. ML103260155)
3) Letter dated January 20, 2011, SK Gambhir (Energy Northwest) to NRC, "Columbia Generating Station, Docket No. 50-397 Response to Request for Additional Information License Renewal Application," (G02-11-018)
4) Letter dated January 28, 2011, SK Gambhir (Energy Northwest) to NRC, "Columbia Generating Station, Docket No. 50-397 Response to Request for Additional Information License Renewal Application," (G02-11-025)

Dear Sir or Madam:

By Reference 1, Energy Northwest requested the renewal of the Columbia Generating Station (Columbia) operating license. Via Reference 2, the Nuclear Regulatory Commission (NRC) requested additional information related to the Energy Northwest submittal. Via Reference 3, Energy Northwest responded to those requests and included a 2 3 rd amendment to the License Renewal Application.

RESPONSE TO REQUEST FOR ADDITIONAL INFORMATION LICENSE RENEWAL APPLICATION Page 2 of 2 In Reference 4, Energy Northwest supplied an additional amendment to the License Renewal Application which is labeled Amendment 21. This amendment contains revisions of pages also contained in Amendment 23 which were not accounted for by that amendment.

Transmitted herewith in the enclosure are the supplemental pages to Amendment 23, labeled Amendment 23 Rev. 1, which correct for changes made in Amendment 21, not accounted for in Amendment 23. Please replace pages 3.3-340, 3.3-340a and 3.3-340b in Amendment 23 with the pages included in of this letter.

If you have any questions or require additional information, please contact Abbas Mostala at (509) 377-4197.

I declare under penalty of perjury that the foregoing is true and correct. Executed on the date of this letter.

Respectf7ull 64SKý Gambhir" Vice President, Engineering

Enclosure:

License Renewal Application Amendment 23 Rev. 1 cc:

NRC Region IV Administrator NRC NRR Project Manager NRC Senior Resident Inspector/988C EFSEC Manager RN Sherman - BPA/1 399 WA Horin - Winston & Strawn AD Cunanan - NRC NRR (w/a)

BE Holian - NRC NRR RR Cowley - WDOH

RESPONSE. TO REQUEST FOR ADDITIONAL INFORMATION LICENSE RENEWAL APPLICATION License Renewal Application Amendment 23 Revision 1 LRA Section Number Page Number RAI Number Table 3.3.2-37 Tal 73.3-340 CFD AMR Insert Line Item Table 3.3.2-37 Tal 332-73.3-340-a-CFD AMR Remove Line Item Table 3.3.2-37 3.3-340b CFD AMR Line Item 92

Columbia Generating Station License Renewal Application Technical Information Table 3.3.2-37 Aging Management Review Results - Reactor Building HVAC Systems Aging Effect Aging NUREG-Row Component Intended Aging Magint 1801 Table 1 Notes No.

Type Function(s)

Material Environment Requiring Management Volume Item Management Program 2 Item 80 Valve Body Structural Steel Raw water Loss of Potable Water VII.CI-19 3.3.1-E integrity (Internal) material Monitoring 76 81 Valve Bod Structural Steel Steam Loss of BWR Water N/A N/A G

y integrity (Internal) material Chemistry Chemistry 82 Valve Body Structural Steel Steam Loss of Program N/A N/A G

integrity (Internal) material Effectiveness Inspection Flow-83 Valve Body Structural Steel Steam Loss of Accelerated N/A N/A G

integrity (Internal) material Corrosion (FAC)

Structural Air-indoor Loss of External3.3.1-84 Valve Body integrity Steel uncontrolled Surfaces VII.I-8

3.

A (External)

Monitoring Structural Condensation Loss of External 3.3.1-85 alv Boy SeelSurfaces VII.I11 331 85 Valve Body integrity (External) material Monitoring 58 Insert new rows 86 and 87 from Page 3.3-340a Insert new rows 88 through 91 from Page 3.3-340b I nsert new row 92 from Page 3.3-340b Aging Management Review Results Page 3.3-340

[Amendment 23 Rev. 1 I

>FAmndment 21

Columbia Generating Station License Renewal Application Technical Information Table 3.3.2-37 Aging Management Review Results - Reactor Building HVAC Systems Aging Effect Aging NUREG-Row Component Intended Material Environment Requiring Management 1801 Table 1 Notes No.

Type Function(s)

Malagenent Manam Volume Item Management Program 2 Item Heat

- Exchanger 86 (fins) (RRA-Condensation Loss of Open-Cycle VII.F2-14 3.3.1-E CC-12,13,14, (External) material Cooling Water 25 15, 17,19, &

20)

Heat Exchanger 87 (fins) (RRA-Condensation Reduction in Open-Cycle N/A N/A H

CC-12, 13, 14, H

(External) heat transfer Cooling Water 15, 17,19, &

20)

A

=

-i--88 1-piping i StruetUralI S teel i

S'%t-Gyffllt ir-.

i TI=A 1,V V111261a..

Integrity (Internal)

Fatigue Aging Management Review Results 3.3-340a Amendmort 1 jAmendment 23 Rev. 1 I

Columbia Generating Station License Renewal Application Technical Information Table 3.3.2-37 Aging Management Review Results - Reactor Building HVAC Systems Aging Effect.

Aging NUREG-Row Component Intended Agn fet Aig1801 Table 1 oe No.

Type Fntinds)

Material Environment Requiring Management Volume 2 Item Notes No.

Type Function(s)

Management Program Item Flexible Pressure Air-indoor Loss of Flexible E

88 Connection boundary Elastomer uncontrolled material Connection VII.F4-5 3.3.1-34 0329 (Internal)

Inspection Air-indoor Feil Flexible Pressure Aater ncor Loss of FlexibleE 89 Elastomer uncontrolled Connection VII.F4-4 3.3.1-34 Connection boundary (External) material Inspection 0329 Air-indoor Loss of Flexible 90 Elastomer uncontrolled Connection VII.F4-5 3.3.1-34 Connection integrity (Internal)

Inspection Air-indoor Loss of Flexible 91 Elastomer uncontrolled Connection VII.F4-4 3.3.1-34 Connection integrity (External)

Inspection 92 Piping Structural Steel Steam Cracking -

TLAA VIII.B2-5 3.4.1-1 A

Integrity (Internal)

Fatigue Aging Management Review Results Page 3.3-340b Am~nc~m~nt 21 Aging Management Review Results Page 3.3-340b

.AA;04RdMLQ4-24 jAmendment 23 Rev. 1 T--7

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