ML20246C237

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Responds to NRC Bulletin 88-011, Pressurizer Surge Line (Psl) Thermal Stratification. No Discernable Distress or Damage Identified for Psl Piping,Supports,Restraints or Anchor Bolts During Visual Insp & Ultrasonic Exam
ML20246C237
Person / Time
Site: North Anna Dominion icon.png
Issue date: 08/17/1989
From: Stewart W
VIRGINIA POWER (VIRGINIA ELECTRIC & POWER CO.)
To:
NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
89-006D, 89-6D, IEB-88-011, IEB-88-11, NUDOCS 8908240295
Download: ML20246C237 (2)


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VIRGINIA ELECTRIC AND POWER COMPANY RICHMOND, VIRGINIA 23261 August 17, 1989 United Statas Nuclear Regulatory Commission Serial No.

89-006D Attention: Document Control Desk NL/RPC Washington, D. C. 20555 Docket Nos.

50-338 License Nos. NPF-4 Gentlemen:

VIRGINIA ELECTRIC AND POWER COMPANY NORTH ANNA POWER STATION UNIT 1 RESPONSE TO NRC BULLETIN 88-11 PRESSURIZER SURGE LINE THERMAL STRATIFICATION in our letter (Serial No. 89-006A) dated May 3,1989, Virginia Electric and Power Company stated our commitment to perform visual inspection and ultrasonic examination of the North Anna Power Station Unit 1 pressurizer surge line prior to restart. The results of this inspection contribute to a program to confirm pressurizer surge line integrity.

No discernible distress or damage was identified for the Unit 1 pressurizer surge line piping, supports, restraints, or anchor bolts. The ultrasonic examination of the welds of concern produced no relevant indications.

If you have any questions or require further information, please contact us.

Very truly yours, W. L. Stewart j

Senior Vice President - Power cc:

U. S. Nuclear Regulatory Commission Region 11 101 Marietta Street, N. W.

Suite 2900 Atlanta, Georgia 30323 l

Mr. J. L. Caldwell l

NRC Senior Resident inspector l

I-North Anna Power Station

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The foregoing document was acknowledged before me, in and for the County and Commonwealth aforesaid, today by W. L. Stewart who is Senior Vice - President - Power, of Virginia Electric and ' Power Company. : He.is duly authorized to execute.and file the foregoing document in behalf of that Company, and the: statements in the document are true to the best of.

his knowledge and belief.

- Acknowledged' before me this /7 day of r'

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