ML17299B201

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Forwards Rev 3 to, Weld Failure on Palo Verde Nuclear Generating Station Unit 1 Pipe Support Structure. Update Identifies Addl Supports Requiring Mod
ML17299B201
Person / Time
Site: Palo Verde  
Issue date: 04/18/1986
From: Van Brunt E
ARIZONA PUBLIC SERVICE CO. (FORMERLY ARIZONA NUCLEAR
To: Knighton G
Office of Nuclear Reactor Regulation
Shared Package
ML17299B202 List:
References
ANPP-36289-EEVB, NUDOCS 8604220094
Download: ML17299B201 (4)


Text

REGULATG INFQRNATION DIBTRI8UTION-VSTEit <RIDB)

ACCESSION N8R:8604220094 DOC. DATE: 86/04/18 NOTARIZED:

NO DOCKET ¹ FACIL:BTN-50-528 Palo Vev de Nuc leav Btati one Uilit ii Av i zona Pub li 05000528 STN-50-529 Palo Vev de Nucleav Station Unit 2i Arizona Pub li 05000529 AUTH. NANE AUTHOR AFFILIATION VAN 8RUNTi E. E.

Av i zona Nucleav Power Pv object (Former lg Avi zona Public Se'rv RECIP. NANE RECIPIENT AFFlLIATION KNIGHTON. G. N..

PNR Pv object Div ectov ate 7

SU8JECT:

Foruiards Rev 3 to~

"Weld Failure on Palo Verde Nucleav.

Generating Station Unit 1 Pipe Support Btv ucture. " Update identiFies a d d 1 su p p ort s r'e quirin g mo d.

DISTRIDUTIQN CODE:

AQQID COPIES RECEIVED: LTR I

ENCL I

SIZE:

I& L3 TITLE:

QR Submittal:

Geneval Distribution NOTES: Btandav dized plant.

Standardized p lant.

05000528 05000529 RECIPIENT ID CODE/NAl'lE PNR-8 ADTB PNR-8 PEICBB PWR-8 PD7 PD 01 PNR-8 PEICS8 COPIES LTTR ENCL 0

2 2

5 5

1 RECIPIENT ID CODE/NANE PWR-8 E8 PWR-8 FO8 LICITRAa E PWR-8 RS8 COPIES LTTR ENCL 1

1 1

1 1

INTERNAL: ACRB ELD/HDB3 NRR/GRAS RGN5 EXTERNAL: 24X LPDR NSIC 09 03 05 0

0 1

1 1

1

  • DN/LFN8

/TSCB G FIL 04 EG8cG 8RUBKE>

B'RC PDR 02 0

1 TOTAL NUN8ER OF COPIES REQUIRED:

LTTR 30, ENCL 26

Arizona Nuclear Power Project P.O. BOX 52034

~

PHOENIX, ARIZONA85072-2034 Apri1 18, 1986 ANPP-36289-EEVB/JRP/98.05

/

Director of'Nuclear Reactor Regulation Attention:

Mr. George W. Knighton, Project Director PWR Project Mrectorate

$/7 Division of Pressurized Water Reactor Licensing B U. S. Nuclear Regulatory Commission Washington, DC 20555

Subject:

Palo Verde Nuclear Generating Station Unit 2 Docket No.

STN 50-529 (License NPF&6)

Revision to Report on Pipe Support Failure File:

86-073%19 P.3. 04.1

Reference:

(A) Letter ANPP-36154 - EEVB/RAB/98.05 dated April 16, 1986

Dear Sir:

Attached for your information is our updated report (Revision 3) regarding the evaluation of a Unit 1 pipe support failure.

This update identifies the additional supports requiring modification as the result of the completion of our review, clarifies the information provided in the previous report, and provides further information to be considered in the determination of the root cause.

EEVB/RAB/dim Attachment Very truly yours, g~4 ~p E. E.

Van Brunt, Jr.

Executive Vice President Project Mrector cc~

E. A. Licitra R. P.

Zimmerman A. C. Gehr J. B. Martin (all w/a) 86002cI0094 860018 PDR ADaCX 0SO00529" F'DR p8

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