ML20215C679

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Forwards Rept of Steam Generator Tube Insp for Tube Leak During Inservice Insp Completed on 851219.Insp Included 117 Full Length Tubes.Tubes W/Imperfections & Plugged Tubes Identified in Attachments 1 & 2,respectively
ML20215C679
Person / Time
Site: Mcguire
Issue date: 12/05/1986
From: Tucker H
DUKE POWER CO.
To: Grace J
NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II)
References
NUDOCS 8612150325
Download: ML20215C679 (3)


Text

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p.O.Hox 33180 CHAHLOTTE, N.C. 28242 HALH.TUCKEH TELEPHONE 86 0EC 8 A10 : 5 December 5, 1986 Dr. J. Nelson Grace, Regional Administrator U.S. Nuclear Regulatory Commission Region II 101 Marietta St. NW, Suite 2900 Atlanta, Georgia 30323

Subject:

McGuire Nuclear Station, Unit 1 Docket Nos. 50-370 Steam Generator ISI

Dear Dr. Grace:

Pursuant to McGuire Nuclear Station Technical Specifications 4.4.5.5.b and 6.9.2, attached is a report of the steam generator tube inspection for McGuire Unit 2, tube leak outage, ISI completed on December 19, 1985. The inspection included 117 tubes full length. Attachment 1 identifies those tubes with imperfections; identifies those tubes which were plugged.

Very truly yours,

4/E//dqw Hal B. Tucker 8612150325 B61205 PDR ADOCK 050 0

JBD/135/jgm G

Attachment xc:

Mr. W.T. Orders Mr. Darl Hood NRC Resident Inspector Office of Nuclear Reactor Regulation McGuire Nuclear Station U.S. Nuclear Regulatory Commission Washington, D.C.

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ATTACHMENT 1 MCGUIRE-2 12/05 CUTAGE ALL TUBES WITH PRIMARY SIDE CRACK INDICATICNS

  • ' TW ROW-COL CUTAGE ELEVATION INDICATION 1-1 12/85 39 FRI Side Crack S/N 1-11 12/05 79 PRI Side Crack S/N 1-13 12/05 29 PRI Stde Crack S/N 1-23 12/05 8

+

1.50" PRI Stoe Crack 30 1-23 12/85

>8 PRI Stde Crack S/N 1-26 12/85 19 PRt Stdo Crack S/N 1= 28 12/85

>9 PRI Side Crack 6/N 1-30 12/05 8

+

2.80" PRI Stde Crack 42' 1-31 12/85

>9 PRI Stde Crack S/N 1-32 12/05 9

PRI Side Crack S/N 2.30" PRI Stde Crack 41 1-33 12/05 8

+

1-74 12/85 8

+

2.40*

PRI Stde Crack 37 1-34 12/85 18 PRI Stdo Crack S/N 1-35 12/05

$8 PRI Side Crack S/N 1-36 12/85

?8 PRI Stde Crack S/N 1-37 12/05

,8 PRI Side Crack S/N 1-38 12/05 28 PRI Stde Crack S/N 1-39 12/05 e8 PRI Side Crack S/N 1-40 12/85 8

+

2.20" FR1 Sade Crack 55 1-41 12/05 19 PRI Side Crack S/N 1-42 12/85

>9 PRI Stde Crack S/N 1-43 12/85 9

PRI Side Crack 42 1-44 12/05 8

+

1.00" PRI Side Crack 45 1-44 12/05 8

PRI Stde Creck S/N 1-45 12/85 29 PRI Stde Crack S/N 1-46 12/85 8

+

2.50" PRI Side Crack 99 1-46 12/95 8

+

2.50" PRI S&de Crack 100 1-47 12/85 49 PRI Side Crack S/N 1-48 12/05

>9 PRI Stoe Crack S/N

'8 PRI Side Crack S/N 1-49 12/85 1-50 12/05 39 PRI Stde Crack S/N 1-51 12/05 18 PRI Side Crack S/N 1-51 12/85

,9 PRI Side Crack 50 1-52 12/05 9

+

1.50" PRI Stde Crack 99 1-56 12/05

>9 PRI Side Crack S/N 1-58 12/85 39 PRI Stde Crack S/N 1-66 12/85 18 PRI Sade Crack S/N 1-68 12/85

>9 PRI Sade Crack S/N 1-e9 12/05

>9 PRI Stde Crack S/N 1-70 12/85 19 PRI Side Crack S/N 1-78 12/85

>O PRI Stoe Crack S/N 1-78 12/05 19 PRI Stde Crack S/N 1-80 12/05

>9 PRI Side Crack S/N 1-82 12/05 39 PRI Stde Crack S/N 1-86 12/85 8

+

1.10" PRI Stde Crack 32 1-86 12/05 29 PRI Side Crack S/N 1-88 12/05 29 PRI Stde Crack S/N 1-89 12/85 49 PRI Stde Crack S/N 1-91 12/85 19 PRI Side Crack S/N 1-97 12/85 e9 PRI Stde Crack S/N 1-103 12/85

>9 PRI Sade Creck S/N 1-106 12/85

>9 PRI Side Crack S/N 1-108 12/85

>9 PRI Stoe Crack S/N 1-111 12/85 9

PRI Stde Crack S/N 1-114 12/05

>9 PRI Stae Crack S/N i

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ATTACHMENT 2 MCGUIRE-2 12/85 OUTAGE TUBES REMOVED FROM SERVICE R0W-TUBE ROW-TUBE 1-1 1-49 1-11 1-50 1-13 1-51 1-23 1-52 1-26 1-56 1-28 1-57 1-30 1-58 1-31 1-60 1-32 1-66 1-33 1-68 1-34 1-69 1-35 1-70 1-36 1-78 1-37 1-80 1-38 1-82 1-39 1-86 1-40 1-88

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1-41 1-89 i

1-42 1-91 1-43 1-97 1-44 1-103 1-45 1-106 1-46 1-108 1-47 1-111 1-48 1-114 4

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