GO2-19-123, Supplemental Information Related to Exigent License Amendment Request for Change to Technical Specification 3.8.7 Distribution Systems-Operating

Supplemental Information Related to Exigent License Amendment Request for Change to Technical Specification 3.8.7 Distribution Systems-Operating

ML19231A387
Person / Time
Site:	Columbia
Issue date:	08/19/2019
From:	Schuetz R Energy Northwest
To:	Document Control Desk, Office of Nuclear Reactor Regulation
References
GO2-19-123
Download: ML19231A387 (7)

Text

R. E. Schuetz ENERGY Columbia Generating Station P.O. Box 968, PE23 Richland, WA 99352-0968 NORTHWEST Ph. 509.377.2425 l F. 509.377.4150 reschuetz@energy-northwest.com August 19, 2019 GO2-19-123 10 CFR 50.90 U.S. Nuclear Regulatory Commission ATTN: Document Control Desk Washington, DC 20555-0001

Subject:

COLUMBIA GENERATING STATION, DOCKET NO. 50-397 SUPPLEMENTAL INFORMATION RELATED TO EXIGENT LICENSE AMENDMENT REQUEST FOR CHANGE TO TECHNICAL SPECIFICATION 3.8.7 DISTRIBUTION SYSTEMS-OPERATING

References:

1. Letter from R.E. Schuetz, Energy Northwest to NRC, Exigent License Amendment Request for Change to Technical Specification 3.8.7 Distribution Systems - Operating, dated August 15, 2019 (ADAMS Accession Number ML19227A370)

2. Letter from R.E. Schuetz, Energy Northwest to NRC, Supplemental Information Related to Exigent License Amendment Request for Change to Technical Specification 3.8.7 Distribution Systems-Operating, dated August 16, 2019 (ADAMS Accession Number ML19228A291)

Dear Sir or Madam:

By reference 1, Energy Northwest submitted an exigent license amendment request (LAR) to revise the Columbia Generating Station (Columbia) Technical Specification (TS) 3.8.7 Distribution Systems - Operating. By reference 2, Energy Northwest submitted supplemental information to the reference 1 LAR. This amendment requested to add a one-time extension of the Completion Time of TS Action 3.8.7.A associated with Division 1 Alternating Current (AC) electrical power distribution inoperability. The enclosure to this letter contains the supplemental information.

The No Significant Hazards Consideration Determination (NSHCD) provided in the original submittal is not altered by this submittal. The proposed change in the enclosure does not alter the information or conclusions provided in reference 2. No new commitments are being made by this letter or the enclosure.

If there are any questions or if additional information is needed, please contact Mr. R. M Garcia, Licensing Supervisor at 509-377-8463.

G02-19-123 Page 2 of 2 I declare under penalty of perjury that the foregoing is true and correct.

Executed this _l_J_ day of iJr!. r~ f , 2019.

Respectfull~

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RE . Schuetz Site Vice President

Enclosure:

As stated cc: NRG RIV Regional Administrator NRG Senior Resident lnspector/988C NRG NRR Project Manager CD Sonoda - BPA/1399 (email)

EFSECutc.wa.gov - EFSEC (email)

E Fordham - WDOH (email)

R Brice -WDOH (email)

WA Horin - Winston & Strawn

GO2-19-123 Page 1 of 1 SUPPLEMENTAL INFORMATION The proposed change to 3.8.7.A provided in License Amendment Request by Energy Northwest dated August 15, 2019 (ADAMS Accession Number ML19227A370)

(Reference 1) is revised as follows:

1. Note applicability (placement of the superscript 1) is limited to the 8 hour9.259259e-5 days <br />0.00222 hours <br />1.322751e-5 weeks <br />3.044e-6 months <br /> completion time for Required Action A.1,

2. The additional time requested for Required Action A.1 will be limited to 16 hours1.851852e-4 days <br />0.00444 hours <br />2.645503e-5 weeks <br />6.088e-6 months <br />.

The result of item 2 above is that the footnote will read as follows:

1 The CT for Required Action A.1 may be extended up to 16 hours1.851852e-4 days <br />0.00444 hours <br />2.645503e-5 weeks <br />6.088e-6 months <br /> to support restoration of E-PP-7AF following work to repair/replace its supply transformer E-TR-7A/2. Upon successful restoration of E-PP-7AF following the repair of E-TR-7A/2, this footnote is no longer applicable and will expire at 0800 PST on September 14, 2019.

The revised TS markup reflecting the changes above is provided in Attachment 1 to this Enclosure. Attachment 1 replaces Enclosure 2 of Reference 1 in its entirety.

The revised TS clean page reflecting the changes above is in Attachment 2 to this Enclosure. Attachment 2 replaces Enclosure 3 of Reference 1 in its entirety.

GO2-19-123 Attachment 1 Proposed Columbia Technical Specification Changes (Mark-up)

Distribution Systems - Operating 3.8.7 3.8 ELECTRICAL POWER SYSTEMS 3.8.7 Distribution Systems - Operating LCO 3.8.7 The following AC and DC electrical power distribution subsystems shall be OPERABLE:

a. Division 1 and Division 2 AC electrical power distribution subsystems;

b. Division 1 and Division 2 125 V DC electrical power distribution subsystems;

c. Division 1 250 V DC electrical power distribution subsystem; and

d. Division 3 AC and DC electrical power distribution subsystems.

APPLICABILITY: MODES 1, 2, and 3.

ACTIONS CONDITION REQUIRED ACTION COMPLETION TIME A. Division 1 or 2 AC A.1 Restore Division 1 and 2 8 hour9.259259e-5 days <br />0.00222 hours <br />1.322751e-5 weeks <br />3.044e-6 months <br />s1 electrical power AC electrical power distribution subsystem distribution subsystems to AND inoperable. OPERABLE status.

16 hours1.851852e-4 days <br />0.00444 hours <br />2.645503e-5 weeks <br />6.088e-6 months <br /> from discovery of failure to meet LCO 3.8.7.a or b

B. Division 1 or 2 125 V DC B.1 Restore Division 1 and 2 2 hours2.314815e-5 days <br />5.555556e-4 hours <br />3.306878e-6 weeks <br />7.61e-7 months <br /> electrical power 125 V DC electrical power distribution subsystem distribution subsystems to AND inoperable. OPERABLE status.

16 hours1.851852e-4 days <br />0.00444 hours <br />2.645503e-5 weeks <br />6.088e-6 months <br /> from discovery of failure to meet LCO 3.8.7.a or b

1 The CT for Required Action A.1 may be extended up to 16 hours1.851852e-4 days <br />0.00444 hours <br />2.645503e-5 weeks <br />6.088e-6 months <br /> to support restoration of E-PP-7AF following work to repair/replace its supply transformer E-TR-7A/2. Upon successful restoration of E-PP-7AF following the repair of E-TR-7A/2, this footnote is no longer applicable and will expire at 0800 PST on September 14, 2019.

Columbia Generating Station 3.8.7-1 Amendment No. 149,169,225

GO2-19-123 Attachment 2 Proposed Columbia Technical Specification Changes (Re-Typed)

Distribution Systems - Operating 3.8.7 3.8 ELECTRICAL POWER SYSTEMS 3.8.7 Distribution Systems - Operating LCO 3.8.7 The following AC and DC electrical power distribution subsystems shall be OPERABLE:

a. Division 1 and Division 2 AC electrical power distribution subsystems;

b. Division 1 and Division 2 125 V DC electrical power distribution subsystems;

c. Division 1 250 V DC electrical power distribution subsystem; and

d. Division 3 AC and DC electrical power distribution subsystems.

APPLICABILITY: MODES 1, 2, and 3.

ACTIONS CONDITION REQUIRED ACTION COMPLETION TIME A. Division 1 or 2 AC A.1 Restore Division 1 and 2 8 hour9.259259e-5 days <br />0.00222 hours <br />1.322751e-5 weeks <br />3.044e-6 months <br />s1 electrical power AC electrical power distribution subsystem distribution subsystems to AND inoperable. OPERABLE status.

16 hours1.851852e-4 days <br />0.00444 hours <br />2.645503e-5 weeks <br />6.088e-6 months <br /> from discovery of failure to meet LCO 3.8.7.a or b

B. Division 1 or 2 125 V DC B.1 Restore Division 1 and 2 2 hours2.314815e-5 days <br />5.555556e-4 hours <br />3.306878e-6 weeks <br />7.61e-7 months <br /> electrical power 125 V DC electrical power distribution subsystem distribution subsystems to AND inoperable. OPERABLE status.

16 hours1.851852e-4 days <br />0.00444 hours <br />2.645503e-5 weeks <br />6.088e-6 months <br /> from discovery of failure to meet LCO 3.8.7.a or b

1 The CT for Required Action A.1 may be extended up to 16 hours1.851852e-4 days <br />0.00444 hours <br />2.645503e-5 weeks <br />6.088e-6 months <br /> to support restoration of E-PP-7AF following work to repair/replace its supply transformer E-TR-7A/2. Upon successful restoration of E-PP-7AF following the repair of E-TR-7A/2, this footnote is no longer applicable and will expire at 0800 PST on September 14, 2019.

Columbia Generating Station 3.8.7-1 Amendment No. 149,169,225