ML20214J517

Special Rept Spr 87-005:third Inservice Eddy Current Exam of Steam Generator Tubing Completed on 870426.Encl Provides Info on Number of Tubes Plugged in Each Steam Generator During Insp & Submitted in Accordance W/Tech Spec 4.4.5.5.a

ML20214J517
Person / Time
Site:	Summer
Issue date:	05/11/1987
From:	Nauman D SOUTH CAROLINA ELECTRIC & GAS CO.
To:	Grace J NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II)
References
SPR-87-005, SPR-87-5, NUDOCS 8705280081
Download: ML20214J517 (2)

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1J 10CFR73.71-(j s=g si ciic a a > co-a r c ag. =

_ e umba 29218 Nuclear Opsrations May 11, 1987

,,3 }\\N Dr. J. Nelson Grace Region Administrator U. S. Nuclear Regulatory Commission Suite 2900 101 Marietta Street, NW Atlanta, Georgia 30323

SUBJECT:

Virgil C. Summer Nuclear Station Docket No. 50/395 Operating License No. NPF-12 Special Report (SPR 87-005)

Dear Dr. Grace:

The third inservice eddy current examination of Virgil C. Summer Nuclear Station steam generator tubing was completed on April 26, 1987.

Attachment I to this Special Report provides information on the number of tubes plugged in each steam generator during this inspection and is submitted in accordance with Technical Specifications Section 4.4.5.5.a.

Should there be any questions, please call us at your convenience.

QV ry truly yo

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h ahm,an CJM: DAN /bjh Attachment cc:

0. W. Dixon, Jr./T. C. Nichols, Jr.

G. O. Percival E. C. Roberts R. L. Prevatte J. G. Connelly, Jr.

J. B. Knotts, Jr.

W. A. Williams, Jr.

S. D. Hogge Group Managers I&E Washington

0. S. Bradham Document Management D. R. Moore Branch W. R. Baehr INP0 Records Center W. T. Frady ANI Library C. L. Ligon (NSRC)

NPCF R. M. Campbell File K. E. Nodland R. A. Stough l

8705280081 870511 PDR ADOCK 0500 Si S

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r Attachment I to Dr. J. Nelson Grace Letter May 11, 1987 Page 2 ATTACHMENT I S/G A S/G B S/G C Total Number of Tubes Plugged Previously 40 199 56 Total Number of Tested Tubes 4634 4475 4618 Number of tubes plugged unnecessarily this outage 5

0 0

Number of plugs removed 0

24 0

Number of tubes plugged for stuck heaters 1

0 2

Number of tubes 2 40% indications 102 173 102 Number of tubes F* applied (Including plug removal 31 73 31 tubes)

Number of tubes plugged this outage for ECT 71 118 71 indications Number of tubes repaired (i.e. sleeved) 0 0

0 Total Number of tubes now plugged 117 293 129 Total number plugged - percent (%)

2.5%

6.27%

2.76%

.-.