ML20096A216

Forwards Independent Design Review of Limerick Generating Station 1 Core Spray Sys,Bi-Monthly Status Rept 5 for Period Ending 840731. Related Correspondence

ML20096A216
Person / Time
Site:	Limerick
Issue date:	08/01/1984
From:	Carpenter F TORREY PINES TECHNOLOGY
To:	Boyer V PECO ENERGY CO., (FORMERLY PHILADELPHIA ELECTRIC
References
OL, NUDOCS 8408310023
Download: ML20096A216 (7)

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TOllREY PINES TECHNOLOGY l(~[]

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TFT:029:FDC:84 August 1,1984 .g ASO 13 gj -

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L' r-Philadelphia Electric Cmipany .?

2301 Market Strcot S25-1 Philadelphia, PA 19101 Attention: V. S. Boyer, Sr. Vice President Nuclear Power '

Gentlanen:

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[3sb~ M.h OL The onclomd st.atua report is the fifth of six scheduled for the Independcht Design Rcvicw of the Limerick Generating Station Unit 1 Core SprayA Sy stua.

manpower This report covers the period July 16, 1984 to July 31, 1984. actual effort to activit,y sanmary graph illustrates the planned projected vs.

meet the 31NP toilestonen in the Progrrm Plnn.

A co;ry of this report in tcing sent directly to the representative of the U.S.

!!uclear Regttlatory Ca;urdsnion.

Please call c:e if you have any quections regarding the cont,cnts of this report.

Sincerely, c-

+ 1

.F. D. Carpcn'.,cr ITC/da Project Manager Encl.

cc: PECo: R. A. Mulford N2-l E. C. Kistner J. Moskiwitz L. B. Pyrih '

G. J. Beck cc: Limerick Service List, ,

Bechtcl: S. J. Ployhar USNHC: J. M. Milboan, Chief Licensing Section Quality Assurance Branch, Office of Inspect, ion & Enforcement U.S. Nuclear Regulatory Commission EWS-305A Washington, DC 20555 B408310023 840001 PDR ADOCK 05000352 R PDR 1

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cc: Judge Lawrence Brenner (w/ enclosure) l Judge. Peter A. Morris (w/ enclosure)

Judge Richard F. Cole (w/ enclosure)

Troy it. . Cunner , J r. , Esq. (w/ enclosure)

Ann P. Iludgdon, Esq. (w/ enclosure) lir. Vtank R. Roliano (w/enclocure)

Mr.' Robert L. Anthony (w/ enclosure)

~

Naureen Mu1119dt: (w/ enclosure)

Charles W. Elliott, Eug. (w/ enclosure)

Zori G. Ferkin, Esq. (w/ enclosure)

Mr. Tholins Gerusky (w/ enclosure)

Director, Penna. Einergency (w/ enclosure)

Management Agency Angus Inve, Esq. (w/ enclosure)

David Wersan, Esq. (w/ enclosure)

Robett J. Sugarlian, Esq. (w/ enclosure)

MacLian W. Suuh, Esq. S (w/ enclosure)

Spence W. Perry, Esq. (w/ enclosure)

Joy M. Gutierrez, Esq. (w/ enclosure)

Atomic Safety & Licensing Appeal Board (w/ enclosure)

Atomic Safety & Licensing Board Panel (w/ enclosure)

DucKet & Service Section (w/ enclosure - 3 copies))

Jaision Wiggins (w/ enclosure)

Titluttiy H. S. Campbell (w/ enclosure) d

INDEPENDENT DESIGN REVI&l 0F LIIERICK GENERATING- STATION ll.

CORE SPRAY SYSTEM

- Bi-Monthly St,atus Report #5 Period Ending Jtdy 31, 1984 lntr_Qduction'

+

1his report docu--

'lhis is the fifth of six planned bi-monthly status' reports.

monts information concerning the independent design revicw of Limerick's Core Spray System. *lhe work performed covers the period Jtdy 16, 1984 to Jtdy 31, 1984.

Suum 1Ey.

1he design procedure' review ubich descrites the Ecchtel and GE design process and PEco's design revicw function for conformance to the PSAR or to 10CFR Part 50, Appendix B is complete. No PFRs were issued on Task A.

For Tart H, al) des 3 nn procedure implcmentation' revicw checklists are canp] etc.

Design docuncnts generated by 13echtel, CE, and PEco's design. revicw doconents are being evaluated for conformance to the established design process.

Task C is progressind ns }danrcd wiut a clie)1t agreed to perturtation rcqherted it/ the 11h0 during their rcvicw of TPf's IDVP efforts.

With Taska A, B, C and D nealing canpletion, or completed, the proErtm ujll be focusing on resolution of the potential findings. This process is in various stages for the fiftcen PFRs gonarated as of this date, Three representatives of the' NRC's 1&E function visited TFf's facilitics on Jtdy 24 and 25 to revim the Limerick 1DVP progress. Their revim concentrated on the potential finding reports generated and the Task C technical ~ revici.

IAM A DMi1QttyjlRfJMldtE_Jfyll11 All work on Task A is complete. 'ihe cunmary of the Task A work is doctmented in mano 2524-QA-11 dated July 27,~1984. Several additional immos were generated to docuacnt previous work completed. These included sunmary mano 2524-QA-13 which described the GE procedure structure for the design control audits (sub-

. task A2), and sunmary menos 2524-QA-12,14, and 15, docunenting early procedure revisions (subtask A6).

TASK B DESIGN PROCEDURE IMPLEMENTATION REVIIN Bl= Completc - Procedure 252il-PD-2 issued. . .

q B2 Docunents 'have been selected and are consistent with the technical review in Task C. Several additional docunents are required and will be included

! in the revicw as a result of the extended technical review noted in Cll.

1his subtask is considered complete.

2

! i B3 Task B revicuers visited PECo and GE to revis design d able at ' TFr. . Since the locations of doctments revicu docunents not transnitted to TPT.

are identified, this subtask is considered complete.

PA All checid.ists to conduct the design and GEdocunent conformance design doctments revicws are ecm were initiated.

+ plcto. Reviwa of PEco, Bechtcl, On site revicws of PEco and GEThedoctments caaplete revicw not a tion was started with docunents located in San Diego.

will require a visit to Dcchtcl's San Francisco Offico, which is presentlyS a,chediil ed for the week of August 6 , 19811.

subta: k ru: ain: July 10, ]9811. ,

DS 11o activity to date.

.TASJLG_.Tl4JITLC/LJElW C1 Cunpletc - Procedure P52Li-PD-3 issued.

C2 Representative vendors have been identified forinformation

'lhe purposes of defining will be the design chain. 'lhis completes the subtack.

docuacnted in an engineering mano.

C3 No change.

ptsp, fA A visit to GE was made to revicw docunentation for the core spray This sparger, reactor vessel nozzle,One PFH and waspiping issuedinsido thercvicw.

during the reactor vesr.el.

revim has been completca.

'lhe revim of the cabic tray support.n is compieted with one FFH issued.

The revicw of electrical equipnent consisting of a ptap motor, valve motor Tne revicw operator, mitchgcar, and motor control center was completed. One PFR was of instrunentation and control cquipacnt was also caapleted.

issued during the review of I&C equipnent.

They specifically requested An HRC audit temi cvaluated the TFT progran. penetration include the penetration that the revicw of the containnent Appropriate docuucntation was anchorage and effects on the concreto. 'lhey also asked requested fran BPC for implanentation of their rcquest.

concrete slab supporting the punp be reviewed for adequacy.

.that the sinec

!! wever, this alab bears directly onthe thedesign groundofand thishence all puup slab would be loads can be transnitted to the ground, governed by loadings which are not related to the co .

hence will not be reviewed.

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3-Dared on'the revicw work performed .to dato,. it appears that the reviw can t

'CS merc-be ' completed within the guidelinos of ANSI N45.2.ll, Section 6.3.1.

fore, . independent ' analysis with different analytical models and computer However, the coden than those used by DPC or GE chould.not be rcquired.

completion date 'is extended until .the end .of the techttical design revicw,

' August 10,_1984.

.C6 !!o activity to date.

i

, JASK D PJ)LSICAL VERIFICATION All work on Task D is complete.

IASK E PQTINTJJLflHDIES EL K3 Gmpl ete s

.2e For this period, three potentia't findings were initiated under Task C.

three PFH , related to the follwine, areas: cable tray e,upports, core npray nozz)c, 6nd the instruuentation and control equipuent.

l All PFRs to date are in various stages of proccasing.

TASK F ' /Gilg]fIl@E AffD__Ill@BIJJiG ,

The stanary of projected vs. actual unnpower and percent complete gralh was updated to thcw current data, in addition Tab) e I was modificd at the rcquest of PEco to include three clcments within the schedule colunn; ori hiini schedule date, revised schedulo dates, and the actual cwpletion dates.

!- A stmmary rccmo, FECO:Olli:FDC,E4 dated July 26, 1984 uas issued which t

doctmented ccxrnenta made by the NRC reviw of the Licmrick IDVP at TfT on l

Jtoy 231 and 25,19811.

C 3

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.-o. August 1, 19811 i 1

• TABLE I~ l CORE SPRAY SYSTEM )

INDEPENDENT DESIGN REVIEW TASK / MILESTONE STKI1JS l Schedule

.OrJE. Revised _ _ Actual Doc _ument EtJmime _fub. itch 5/30 5/24 252fi-PD-1 & 7

'Al Procedurc/ Checklist 2524-QA-01,05, 07,13 A2 Proceduro Structure 6/15 7/08 A3 Access Design Procedures 6/ 15 7/06 NA 7/05 7/03 TPr:012:FDC:84 A4 Bechtel Review 2524-QA-01, 05, 07 A5 PECo/GE Review 7/05 7/05 Time-period Procedures 7/10 7/10 2524-QA-12, 14, 15 A6 N( Task Suninary 7/2tl 7/2'( 2524..QA- 11 D1 Procedurc/ Checklist 5/30 5/24 2524-PD-2 P2 Docunent Sclection 6/15 7/27 7/27 B3 Docunent Location 7/01 7/2/ 7/27 Bil Docunent Review 7/27 8/10 D5 Task Strrary 8/10 8/17 Cl Procedure / Criteria S/30 5/30 ab24-PD-3 C2 Design Chain 6/08 7/31 7/31 C3 Feature Selcotion Cont 2524:ENG :02: AS:8 11 C4 Desirp 1;cvica 8/]0 C5 Inde ndent Analysis 7/ 27 8/10 C6 Task Sumnary 8/ 17 D1 Walkdown Procedure 5/30 5/31 25Pfl-PD-4 D2 Item Selection 6/04 5/29 2S211:ENG :03:AS:8 11 D3 Complete Walkdown 6/27 6/15 Dil Task Suunary 8/10 6/22 2524:ENG:07:CFD:84 El Establish Committee 5/30 5/18 Proj. Directive #3 12 Dcrine Criteria S/30 5/25 2524-PD-5 E3 Procedure 5/30 5/30 252fi-PD-5 FA Processing PFRs cont F1 Management / cost cont Project Directive #1 F2 Protocol Procedurc 6/01 6/01 2524-PD-6 F3 Status Report #1 6/1 5/31 TFr:005:FDC:8 11 Status Report #2 6/ 15 6/ 15 TPT:012:FDC:8tt Status Report #3 7/1 7/2 TPT:018:FDC:8 11 Status Report #11 7/15 7/16 TPT:023:FDC:8 16 Status Report #5 8/1 8/1 TPT:029:FDC:8 11 Status Report #6 8/15 F4 Information compilation 8/15

. F5 Final Report Draft 8/24 F6 Final Report-Issue 8/31 9

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SUMMARY

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