ML20198P803
| ML20198P803 | |
| Person / Time | |
|---|---|
| Site: | 05000000, Oyster Creek |
| Issue date: | 06/28/1984 |
| From: | Holland D GENERAL PUBLIC UTILITIES CORP. |
| To: | Lombardo J NRC |
| Shared Package | |
| ML20151H203 | List:
|
| References | |
| FOIA-86-26 NUDOCS 8606060395 | |
| Download: ML20198P803 (15) | |
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NUCLEAR REGULATORY COMMISSION SUBJECT DATE OYSTER CREEK ISO. CONDENSER PIPE CRACKS June 28, 1984
Dear Mr. Lombardo:
Enclosed hereto is the copy of the Agenda for the above referenced subject matter which f
includes various diagrams.
}.I If you have any questions or comments, pler.se do not hesitate to contact me at s
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SIGNED DREW HOLLAND
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POLY PAK (50 SETS) 4P 469 PART 3 Witi SE RETURNED WTTH REPtY.
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AGENDA Oyster Creek ISO. Condenser Pipe Cracks Initial Detection of Flaws Follow up Inspection Inspection Summary 1983 Inspection Summary Analysis Repair Options Topical Report Generic Letter 84-11 m
OYSTER CREEK ISOLATION CONDENSER PIPING SIM1ARY OF EVENTS o DURING HYDRO TEST OF "A" CONDENSER, WATER SEEN DRIPPING F1t0M CONDDSATE PIPING o INSULATION STRIPPED, LEAK FOUND (NE-2-12) o ITT NE-2-12, 2 THRU-WALL CRACKS DETECTED o ITT OF ADD _'TIONAL CONDENSATE VELDS DETECTED
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ADDITIONAL FOLLOW-UP INSPECTIONS 1984 i
ISO. CONDENSER INSIDE DIW 1
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8 STEAM OUTSIDE DIW 124 TOTAL i
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61 STEAM CLEAN-UP SYSTEM CUTSIDE DIO
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SUMMARY
"A" STEAM LINE CONFIRMED - 6 SUSPECT
-2 "B" STEAM LINE CONFIRIED - 9 SUSPECT
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P G OYSTER CREEK 1981 INSPECTIONS DIW Jll OUTSIDE RECIRC. SYSTEM 31 ISO. COND. SYSTEM 2 COND. 5 STEAM 3 STEAM 5 COND. CLEAN-UP SYSTEM 5 CORE SPRAY SYSTEM 5 2 SHUTDOWN COOLING SYSTEM 2 '.] t_ ,wp t g, k s- ^- -^ - ^ '(9 g, p wg + + + q W-rMwggg g 4 9
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l I OYSTER CREEK ISOLATION CONDENSER PIPING MAJOR ACTION ITEMS l l o DETERMINE FAILURE MECHANISM o RDt0VE 3 SPOOL PIECES h o GPUN/CONTRACIt)R EIAMINATION I NRC(BROOKHAVEN)EIAMINATp o .f V' 3 o CRACK GROVTH ANALYSIS l o SIZING OF INDICATIONS REQUIRED d i o SPOOL PIECE REPLACEME.T/0VERLAY V o PARALLEL PLANNING EFFORT 8- -. - - - -.,....,,,-..,,,.,.,-.4.,,, y,,, % ww ywy e, w,4-y yp,w,y.,, w
= OYSTER CREEK } ISOLATION CONDENSER PIPING I REPAIR OPTIONS o NO REPAIR - LEAVE AS-IS FOR 1 FUEL CYCLE t o WELD OVERLAY o SPOOL PIECE REPLACEMENT o LOCAL REPAIR o COMBINATION OF THE ABOVE o SYSTEM REPLACEMENT 1 i i j ._om_...x,_m.
198f4 ReDalr Program 27 Total Indications 17 Steam (A8B) 7 - Spool piece 10 --overlay s 10 Condensate (A&B) ] 2 - Spool piece 8 - overlay I e j
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g 1 lv cMito UNITED STATES o,, [ g NUCLES.R REGULATORY COMMISSION E WASHINGTON, D. C. 20$55 E o,.....,/ June 12,1984 Docket No.50-219-- MEMORANDUM FOR: Dennis M. Crutchfield, Chief Operating Reactors Branch #5, DL FROM: James J. Lombardo, Project Manager Operating Reactors Branch #5, DL
SUBJECT:
FORTHCOMING MEETING WITH GPU NUCLEAR CORPORATION (GPU) j Date & Time: Wednesday June 20, 1984 10:00 am Location: Room P-110, Phillips Building Bethesda, Maryland
Purpose:
To update the Commission on pipe cracking in the Isolation Condenser System at Syster Creek in the areas of inspection, diagnosis and repair. In addition, GPU response to Generic Letter 84-11 will be discussed. Aaenda: - detection of through-wall flaw - follow-up inspections - results of inspections - results of sample defect examinations - GPUN repair philosophy and methods - Topical Report contents (7/15) - Generic Letter 84-11 contents (7/15)
Participants:
NRC GPUNC W. Hazelton J.S. Chardos W. Koo D. Covill D. Smith D. Holland . J. Lombardo' J. Mancinelli g mes J. mbardo, Project Manager l erating eactors Branch #5 Division of Licensing \\ d el cc: See next page i eh}i', d' / y,,. %%1L A /m.
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