ML20054H424

Notification of 820611 Meeting W/Util in Bethesda,Md to Clarify Encl 8 from NRC Re Soils Remedial Work

ML20054H424
Person / Time
Site:	Midland
Issue date:	06/09/1982
From:	Hood D Office of Nuclear Reactor Regulation
To:	Adensam E Office of Nuclear Reactor Regulation
References
ISSUANCES-OL, ISSUANCES-OM, NUDOCS 8206240044
Download: ML20054H424 (5)

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'JUN& W Docket Nos: 50-329/330 OM, OL MEtiORANDUM FOR: Elinor G. Aoensam, Chief Licensing Branch No. 4, DL 1

FROM: Darl S. Hood, Project Manager Licensing Branch No. 4, DL

SUBJECT:

NOTICE OF MEETING - MIDLAND PLANT, UNITS 1 AND 2 1

DATE & TIIE: June 11, 1982 l 9:00 AM - 11:30 AM LOCATION: Room P-422 Phillips Building Bethesda, Maryland PURPOSE: To clarify Enclosure 8 (attached) from Staff's letter of May 25, 1982.

PARTICIPANTS: HRC Consumers Power Company D. Hood J. Mooney, et al.

J. Kane R. Gonzales

M. Hartzman F. Rinaldi Darl S. Hood, Project Manager Licensing Branch No. 4 Division of Licensing

Enclosure:

Encl. 8 of 5/25/82 D. Eisenhut ltr. ,

I cc: See next page -

8206240044 820609 PDR AEOCK 05000329 PDR 4

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1/ ficetings between NRC technical staff and applicants for licenses are hpen for interested members of the public, petitioners, intervenors, or other parties to attend as observers pursuant to "Open Meeting and Statementiof NRC Staff Policy", 43 Federal Register 28058, 6/28/ 78.

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NRC FORM 318 0;80t NRCM ODO.

• e w-32n24 OFFICIAL RECO_RD COPY ,

JtJN 0 1982

.2 MEETING NOTICE DISTRIBUTION

, Docket File f(> - d .2 7 d '", ct 4

,NRC PDR 'NRC PARTICIPANTS Local PDR TIC D. Hood NSIC. J. Kane TERA R. Gonzales LB #4 r/f M. Hartzman E. Case F. Rinaldi D. Eisenhut/R. Purple J. Youngblood S 9 A. Schwencer g 4 F. Miraglia x 4,pO J. R. Miller ,

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J. Kramer ,

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, G. Lainas D. Crutchfield f]94

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'I W. Russell T. Ippolito kg W. Johnston -

D. Muller

, J. P. Knight L. Rubenstein T. Speis W. Houston bcc: Applicant & Service List .-

F. Schroeder M. Ernst ACRS (16)

Attorney, OELD OIAE OSD (7)

Receptionist IAE Headquarters Project Manger D H00d Licensing Assistant M. Duncan

tout.uoma 95 g ADDITION INFORMATION REQUIRED TO COMPLETE STAFF REVIEW 0F S0ILS REMEDIAL WORK 1.

Provide the following infornation regarding the Auxiliary Building and Feedwater Isolation Valve Pits:

1.1 redesign of stif fened bu9 head against earth pressures durir.g drif t 1.2 excavation to install r eedle t9; 2::t : .y '

revise rercrt on crack E.;iva:i: ;; ' _de c; side a.icn cf the effe:ts of multiple cre:Ls 1.3 analysis of the construction ccndition sing a subgrade m?culus of 70 f.;F and provide results 1.4 1.5 alicstrie cif f erential se:tlertn:s 'c- : ase 3 ;oasec er 1.3 abov2) hori:cntal .everent acce;;ance ;ri:eri; f _- Unese 3 f or ir.scrun.ents at :; c' E pas and cor. trol toaer 1.6 as-built report with confirmatory detail :r. underpinning ir. FSAR upon completion of construction 1.7 acceptance criteria f or strain ronitors for Phase 3 1.8 1.9 acceptability of 1.5 FSAR SSE versus SSES as bounding cesign method wall to be followed for transfer of Jacking load into per.manent 1.10 complete design analyses of permanent underpinning wall 1.11 updated construction sequence for Pneses 3 and 4 1.12 settlement monitoring program to be required during plant operation with action levels and remedial measures identified (Tech. Spec.).

Include RSA, EPA and Control Tower -

1.13 plans and details for permanently backfilling underpinning excava-tions FIVP including compaction specifications for granular fill under 1.14 procedure to be required for detecting extent of planar openings uncovered in drift excavations and controls to minimize their effects.

2.

) Provide the following information regarding the Service Water Pump Structure:

l 2.1 2.2 acceptability of 1.5 FSAR SSE versus SSRS as bounding design sliding calculation using site-specific response spectra (SSRS) seismic loads and provide results with basis f or assumed scil input parameters 2.3 stress condition f or existing parts of structure:

' (a) Maximum stresses ,

(b) Critical combinations '

(c ) Idcr.tify true critical eie cr:s esed on actual re: er w

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• ENCLOSURE 8

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2.4 calculation for determining lateral earth pressures under dynamic loading 2.5 settlement monitoring program to be required durir; plant operation with action levels and remedial measures ioentified (Tech. Spec.)

2.6 as-built report with confirmatory oata on underpinr.ing in FSAR upon completion of construction 2.7 report on crack evaluation to in:1ude censideraticn of t e ef fe ts of nultiple cracks.

3. Provide the following information regarcing tne Borated Water Sterage Tan. s: .

3.1 adequacy of governing load cc#:ination used in design 3.2 acceptability of 1.5 FSAR SSE versus SSRS as bounding cesign 3.3 settlement monitoring program to bc required during plari cperation with action levels and remedial measures identified (Tet?.. Spe:.)

3.4 as-built report with confirmatory data in FSAR on completed con- -

struction

4. Provide the following information regarding underground pipes:

4.1 basis for modeling of the piping inside the building in -he terminal end analyses 4.2 controls to be required during plant operation to pervent placement of heavy loads over buried piping and conduits 4.3 as-built report with confirmatory data in FSAR on completed construc-tion 4.4 justification why the BWST lines are not to be rebedded f rom the tank f arm dike to the auxiliary building 4.5 a list of all penetrations for underground seismic Category I piping.

Revise and submit your pipe monitoring program to include periodic measurements of rattelspace for plant operating life. Provide justifi-cation for all exceptions.

4.7 justification for the high (beyond limits) reported settlement stesses

5. Provide the f ollowing information regarding the Diesel Generator Building:

5.1 a structural reanalysis considering:

(a) Presurcharge conditions (b) Conditions during the surcharge -

(c) 40-year settlement ef f ects

• (d) The combined ef f ects of (a) through (c) above .

5.2 e stru:tual reanalysis assuming reduction in soil spri ; stiff r. esses tttete tays 3 and 4 on tr.e s ;P 'M di :- d .ereath adji;ent cret: .e all 5.3 a statistical evaluation of settle er.it te evaluate ir:a:t of suney ina: curacies versus attual dif f erer.tial settlements wr.icn have been experienced

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5.4 acceptability of 1.5 X SSE (FSAR) versus SSRS for bounding design 5.5 criteria relating crack. width and spacing to reinforcing steel stress 5.6 settlement monitoring program to be required during plant cperation with action levels and remedial measures identified (Tech. Spec.)

5.7 evaluation of ef fect of past and future differential settler.ents to diesel lines f rom the day tank to the diesels.

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6. Provide a settier.ent canitoring program to be required during la-. r;eration with action le.els and re. edial easures identifiec (Tech. Spe:. f:- the underground Diesel Fuel Oil Stortge Tanr.s.

7. Provide the following information regarding the perr.anent dewaterir; system:

7.1 results of the desatering recharge tests 7.2 technical specification requirements on the permanent cteatering system.

7.3 a summary dicussion of your contingency plans which would be implemented in the event groundwater levels at critical locations exceed limits in the technical specifications.

8. Provide a settlement monitoring program to be required for structures founded on natural soils and plant fill which have not been identified above with action l levels and remedial measures identified. (Tech. Spec.)

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