ML19331B639

From kanterella
Revision as of 20:58, 5 January 2020 by StriderTol (talk | contribs) (Created page by program invented by StriderTol)
(diff) ← Older revision | Latest revision (diff) | Newer revision → (diff)
Jump to navigation Jump to search
LER 80-016/01T-0:on 800717,reanalysis by Bechtel of as-built Piping Determined That Stresses on Snubber 3-10-GB-S-44 Exceeded Operability Criteria.Caused by Inadequate Design Due to as-built Condition & Seismic Analysis Info Variance
ML19331B639
Person / Time
Site: Peach Bottom Constellation icon.png
Issue date: 07/31/1980
From: Cooney M
PECO ENERGY CO., (FORMERLY PHILADELPHIA ELECTRIC
To:
NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION I)
Shared Package
ML19331B633 List:
References
LER-80-016-01T, LER-80-16-1T, NUDOCS 8008120524
Download: ML19331B639 (1)


Text

_

.

-

u. ... ~ ua -.i .w .4 . . . . . , . :.: . .z . . .

. .

in 1 LICENSEE EVENT SEPORT Report No. 3-80-16/1T o m ,, _ C q i , i i i i@ ,,m A.E , ,N1 o. Tm .m .Eoe,.Eo N,o-.1,o~,

..D J

a laLICENSEE !v inCoOE is is l@l ol ol lo ILICENSE 14 1%

ol ol ol ol l ol ol@l NUMSER Jb 26 41111111il@l LICENSE TYPg JO 67 CAT be I l@

1N'T

.i i 4

%'.,%60IL l@lo I 5 I ol -l 012 17 18 l@l o f 7l 11,718 l 0 l@lo I 713 Il I 810 l@

43 OOCKET NUMBER G8 GG EVENT OATE 74 75 REPORT DATE 80 t; VENT DESCRIPTION ANo PROBABLE CONbEQUENCES to

2 I J Reanalysis by Bechtel of as-built pip determined that stresses on j l pipe support (snubber) 3-10-GB-S-lh exceeded the operability criteria. l

] ,' Although the pipe support stresses exceed the operability criteria, the l

-- ; , stresses in the associated piping, assuming support failure were still

-

l 7 ; uithin operability criteria limits.  ;

EI I

.

'- i i l

, e so

" #

  • SI>'E Yo"$' sue $oE CoMPouENT CoEi suuS"o'oE sENas T-']

3 lC lF l@ @@ l A lQ l Sl U[ Pl 0lR l T lg Qg g @

9 10 11 12 13 13 19 20 sECUENTIAL OCCURRENCE REPORT HEV8stoN LE A EVENT YEAR R EPoRT No. CODE TYPE NG.

@ ,ang/Ro l8l0l 21 22

[.__ j 23 loil16J 24 J6 y

27 lo ll l W [J @

25 29 30 31 32 AE A o PLA T ME o HOURS 22 s8 i FoR S. PL

  • MANUPAC IJ3 A l@l34 Zi@ l Z i@ IZl@ l of of 01 i W@ lYl@ IA l g jG l2 lh""j$I lg

.15 36 37 40 42 43 44 47 CAUSE oESCRIPTION AND CORRECTIVE ACTIONS [ - .41 t  ; .31 ] Cause has been attributed to inadequate' design due to differences t

,il l between the as-built condition and the seismic aW. sis input informa- l

(

l

,,; j tion. Snubber was replaced on 7/19/80. t l

'

131 l l T1.] I l 8 9 80 ST t. POWER OTHER STATUS Dis OlsCoVERY DEsCRIPTBoN h y l E l@ l 1l0 l0 l@l NA l Jgl Notification from Bechtel l

' lnviTv A CsTENT " * ** * "

nEttAsEn cP RELEASE LOCATION os RELEASE @

lc l W @ ' l zigl

'

AmouMTor NA ACriviTv

"

l

@ lNA l

,EnscNNE1 Ex,osSEs

  • NUMO E F, TYPE DESCRIPTION g 'l0l0lo[@ g @l NA l  !

' " "

PEnso~~E'Lbu'4 Es I

"

E d19 o'f"0'l o l@l '**N

  • D@liilfDl @@flfiMllMM' I 12 81 L oss of oft OAMAGE TO FACIL TV U WWUd QQUQU @yd\,l[M y H TY4E QEsCRIPTION E l 'I@l4 3 to NA l 50

'"

  • ,5. / aac use o~w Tion @ 8 0 08I4 L2.0

.

E. ,[ e ""@t'!TCRi, l NA / /p, , l l l l l l l l 1 l'l l l l 2

/isW.nf.ooney 'c/n,m/-

, ,0 < .. ~.

N AME OF Pf tEPARER -

PHONE:

(215) 841-5020 g

-

- - _ . . _ __ _ _ - _ _ _ . - _ . . _ . _ _ . _ , _

. _ . . _ _ _ _ . _ _ , . . _ _ - . _ - . . . _ _ _ _ _ -