ML20092C346

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Forwards Addl Info Re Proposed Alternative Repair Plan for Pbaps,Units 2 & 3 Core Shroud,In Accordance W/ 10CFR50.55a(a)(3)
ML20092C346
Person / Time
Site: Peach Bottom  Constellation icon.png
Issue date: 08/28/1995
From: Hunger G
PECO ENERGY CO., (FORMERLY PHILADELPHIA ELECTRIC
To:
NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
Shared Package
ML20092C352 List:
References
NUDOCS 9509120357
Download: ML20092C346 (5)


Text

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10 CFR 50.55a( )(3).

v PECO ENERGY-

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965 Chesterbrook Boulevard Wayne, PA 19087-5691 l

August 28,1995 Docket Nos.' 50-277 i

50-278 l

4 License Nos. DP8-44 DPR-56 U! S. Nuclear Regulatory Commission _

l Attn: Document Control Desk j

Washington, DC 20555

Subject:

Peach Bottom Atomic Power Station, Units 2 and 3 Submittal of Additional information Concoming the Proposed Alternative Repair Plan in Accordance with 10 CFR 50.55a(a)(3)

References:

1.

Letter from G. A. Hunger, Jr. (PECO Energy Company) to U. S. Nuclear Regulatory Commission (USNRC), dated September 16,1994

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l 2.

Letter from G. A. Hunger, Jr. (PECO Energy Company) to USNRC, dated l

September 26,1994 i

3.

Letter from G. A. Hunger, Jr. (PECO Energy Company) to USNRC, dated February j

14,1995 l

4.

Letter from G. A. Hunger, Jr. (PECO Energy Company) to USNRC, dated June 22, 1995 5.

Letter from J. W. Shea (USNRC) to G. A. Hunger, Jr. (PECO Energy Company),

l dated July 27,1995 l

6.

Letter from G. A.' Hunger, Jr. (PECO Energy Company) to USNRC, date,d August 17,1995 L

Dear Sir:

In our Reference 1 letter, as supplemented by the Reference 2,3, and 4 letters, PECO Energy Company i

requested approval of a proposed repair plan for the Peach Bottom Atomic Power Station (PBAPS), Units 2 and 3 core shroud, in accordance with 10 CFR 50.55a(a)(3), in the event that such a repair is determined

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to be necessary, in the Reference 5 letter, the staff requested additional information. Reference 6 was our j

response to this request Attachment 1 to this letter contains an updated fabrication specification.

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. August 28,1995 Page 2 If you have any questions, please contact us.

Very truly yours, s

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o G. A. Hunger, Jr.,

Director - Ucensing Attachment cc:

T. T. Martin, Administrator, Region I, USNRC W. L Schmidt, USNRC Senior Resident inspector, PBAPS 4

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ATTACHMENT 1

g. a A (DOCNMEETl NEVIO dJ SONRNENU.

SEASON 2

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NUMBER 2 SUBMITTAL (

SUBMITTAL.

, f FORh W, ~iDOCUMENTDESCRIPTIONE FREVISION 3 2 REVISION -?

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' 2(SEE NOTEU REPAIR HARDWARE DESIGN SPEC.

25A5579 3

3 1

m STABILIZER CODE DESIGN SPEC.

25A5580 4

4 1

TXMidXTfOffsPEC.

25A5601 1

2 8

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u CLEANING ARD CLEANLINESS CONTROL 21A2040 1

1 1

TR5fALLATION SPECIFICATION 25A5581 2

2 1

REACTOR VESSEL STRES3 REPORT 25A5607 4

4 1

THff0IIDTR$ FAIR HARDWARE 5fMTSS ANALYSIS 771 58-0994 4

4 1

"$TXbTOYERW5fALLATION, DESIGNhEPORf 771 59-0994 I

4 4

1 3Ei5 mig ANALYSIS 771 60-0994 2

2 1

TiEEb~ DISPOSITION INSTRUCTION 025741067 1

1 1

PXRT5 list PL112D6347 1

1 1

TXRTs~EIST PL112D6348 2

2 1

PL112D6349 0

0 1

. PARTS LIST PARTS LIST PL112D6358 0

0 1

T)XRIBTisT PL112D6359 0

0 1

f>TRT5IIST PL11206360 0

0 1

PL112D6495 0

0 1

J PARTS LIST PARTS LIST PL105E1455 2

2 1

11206313 0

0 1

TiiT]f IE A5B TIOT, TDP SUPPORT 112D6321 3

3 1

112D6322 0

0 1

_ BOLL _T_OP SUPPORT NUT TOP SUPPORT 11206323 0

0 1

liG NR 11206324 1

1 1

]iP_h_W6JE'TAINEh 112D6325 1

1 1

SLEEVE JACK 112D6327 0

0 1

WASHER, JACK 112D6328 0

0 1

lifiG MID SUPPORT 112D6331 2

2 1

TCMdW, MID SUPPONT 11206332 0

0 1

IATCH 112D6338 0

0 1

UPPER STABILIZER 11206347 i

2 2

1 STABILIZEW5UPPORT ASSEMBLY 112D6348 i

4 4

1

~TIDiBD ASSGMBLY 11206349 1

1 1

ROD, TIE 11206350 3

3 1

112D6351 1

1 1

SPR_ING LOWER 112D6352 2

2 1

SPRING, UPPER SUPPORT, UPPnR 11206353 3

3 1

~

SUPPORT 112D6354 3

3 1

CONTACTJOWER 112D6355 1

1 1

~~

SUPTDRT, MID 11206356 1

1 1

CONTACT, UPFER 112D6357 1

1 1

Tie ROD / SPRING ASSEMBLY 11206358 1

1 1

MID SUPPOWI 112D6359 1

1 1

IDWER SfXBill2ER 11206360 1

1 1

3DLT TOGGLE 11206489 2

2 1~

SUPPORT, LOWER 112D6490 2

2 1

TOGGLE 112D6491 2

2 1

PIN, TOGGLE BOLT 112D6492 1

1 1

hASHER76GGLE BOLT 112D6493 1

1 1

NUT, TOGGLE BOLT 112D6494 2

2 1

TOGGLE Eid[T ASSEMBLY 11206495 1

1 1

l T0[T3XDK 112D6496 1

1 1

3PhlNG, RETAINER 11206497 1

1 1

BRACKET UPPER SPRING 112D6498 3

3 1

u 3DTIEW, TOP SUPPUhT EiOTilNG 112D6501 1

1 1

COUPLING, TOP SUPP5RT BOLTING 112D6502 3

3 1

)

TXTE~N3lON, LOWEK5PRING 112D6503 1

1 1

PIN 112D6504 1

1 1

TIN 7 LEVIS 112D6505 1

1 1

1 7 M.

ORSION 112D5242 1

1 1

BOLT, TORSION ARM 112D5243 1

1 1

NUT LOCK 112D5244 0

0 1

TAolflFitXTIDN DRAWING 105E1455 2

2 1

SPACER UPPER SUPPORT 112D6752 1

1 1

i NUT, TIE ROD 112D6777 0

0 1

BOLT, TOP SUPPORT 112D6788 0

0 1

MET' AIRER 112D6789 0

0 1

GG~stSPONSES TO NRC QUESTIONS 1 GENERIC)

DRF B13-01732 1

0 0

1 RESPONSES TO NRC OUESTIONS FOR PBAPS GENE B13-01732-001 1 0

0 1

O.....

NOTES:

1. NO CHANGE SINCE LAST SUBMITTAL
2. DRAWING CORRECTIONS, NO CHANGE IN DESIGN,
3. INCORPORATED UNIT 3 SEISMIC ANALYSIS INFORMATION.
4. MINOR MODIFICATION TO IMPROVE LOAD CAPACITY, FABRICATION, OR ASSEMBLY.
5. DELETED HEAT TREATMENT REQUIREMENT FOR THREADS.
6. INCORPORATED ANALYSIS OF CORE SPRAY PIPING INSIDE THE VESSEL
7. SCOPE INCREASE TO ADD WELD H8 EVALUATION
8. INCORPORATE LESSONS LEARNED IMPROVEMENTS 9 INPROCESS REVISION DUE TO PECO/GE COMENTS AND APPROVAL

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