ML17249A362

RO 79-023:on 791207,liquid Penetrant Examination of safe- End of 4-inch Relief Nozzle Adjacent to Nozzle to safe-end Weld Revealed 6-inch Long Indication.Further Analysis Required to Determine Cause

ML17249A362
Person / Time
Site:	Ginna
Issue date:	12/11/1979
From:	Snow B ROCHESTER GAS & ELECTRIC CORP.
To:
References
NUDOCS 7912270603
Download: ML17249A362 (6)

Text

REGULATORY INFORMATION DISTRIBUTION SYSTEM (BIOS)

~ e ACCESSION NBR:7912270603.

DOC,DATE: 79/12/11 NOTA ED:

NO FACIAL 50 244 Robert Emmet Ginna Auc)ear Piantr Unit 1<" Rocliester G

AUTH,NAME AUTHOR AFFILIATION SAONeBeA ~

Rochester",t'as I E,lectricr Corp, RhCIP ~ NAhlE RECIPIENT AFFILIAlION DOCKET ¹ 050Otl244

SUBJECT:

LER 79 023! on 791207' iquid penetrant., examination on safe end of 0 inch i el ief nozzIe adjecent to. nozzle to safe end weld revealed 6-inch long indication, Further analysis r~quired to determine

cause, DISTRIBUTION CODE:

M007S COPIES RECEIVED:LTR

'NCLI ~ SIZEi

/

TITLEi LER (Backfit)

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HANAUER EXTERNAL: 03 LPDR COPIES LH'fR ENCl 1

2ii RECIPIENT ID CbOE/hIAME 02 NRC PDR'PA R

IRELAND COPIES LT'fA EACL.

TOTAL NUMBER OF COPIES REQUIREDI L'fTR ~

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Office of Xaspeccion and Ehforceaene Region X 63l Pawl< Avenue Kirtle of asia, PA )9406 C

Subject:

EZR 79-023 Abaamal.

~cadatice.

ar. Paaecox Ccohaoc Pressure Qoia~g - Wesau t.m>e'3RV Re1,i'oz,Me Xadicacians Oeax He. Qriir:

&is J.s co conf'.XS 0'/ p&OM CXL~lR88~+~Ail, ~dir~T i~i+1 4i EBM~.W Ql DecK&H.

fQ

)979 co eeyore Licensoe Ev~c Begoec 79-023.

This eveae is "nporcsble ia ac-cordance wich Technica'pec&lcicloa Secc'cn 6.9.2a (3> "AbrnL,.a~

degx'adacf.an disccivered

~m reecho".

caolanc pressure beau< 'ar~f.can'ibad by

'ae

~oh'owfng:

On Payday, Oecer&er 7, l979 RCGE Yacerfsk Fwg~ee ia O<<rison Personnel:.eye mcMied by Soueh~msc Research Inscimea

.eci4icfans of a '.iquM pezoc anc m-

~

am.nacho@

Qadi.cac'm ca ehe safe<<md oE aha 4 inch r=LieE cuzQe R~amac cue ~z1e co M"6 en'ARM.

Blas ~~'c8t" cn

<<A88 RJDPQLM~At'.sly

l. 3/8 i;"t~~&s

~.ong,.

Lhe area oC rNa ~kcscion ms lie'nchy ~got.ishi ii oy ~"a'an'im'ushes cn 5aeurday "ecember 8

)9P> A,c's ~ raexao" wc'.on pe Car-...e<!

eke "esul~tc

~"x!f.-

aaeion ~ apar~~teJy 6 iaehes

woe,

'~bkch z~ui,rad

-.~rcher a~l:Isi~

eea3 inves cigaret cn.

I Due to Steam Generacar

~Me pl"i~Lig, and..aiaee~ace taei sehadut.e" ~r "Na

~ pressurizer area Eurmer Lnvesc" @ac.on

>as aced sfaet'ed mni'unday r ';jz",

=December 9,

>9?9.

~i~w invescigacKm. Lulu"a3 rac'orash'"

P(-Rais}

aqd

~~ir<ir~

aenecranc

~~~nacicas e= chv'our ~mt.e-=o-~a"e-end mrna o". the qr~sa~~~~z

'aac!.

The linear i.ndicaricn in cue rei'eC'o= 'e sa'e-as<!

"'as ~cmice>

~..'eudiact chere ".me mr m ocher Si~ilar Lmt4". "a~e=ancs

~md'ca"icos wee~.

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P'

0 0

Ae, 3ovee H. Cries, M.rector December l1, )979 ape 2

The radia~ap&e examknatia.s of &e acezle to sa~e-end areas did not reveal any d~mcxepanckes eeXarive to tM area of cancern-Thexe"ox'r Rx'ther mMvsis utU,Ming specialize8 uXtxascmic examinaeiarr pro-cedures ~d &place mete'Eegeaphy Wll be requix 8 M detentive the origin of chio indication..

LVB,-nm cc:

T. S. Lang T. R. ~Ear L.. D-Rd.te LKR 79-023 H.le Smote A. Snm Superi.ne.cadent I

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