ML20037B471
| ML20037B471 | |
| Person / Time | |
|---|---|
| Site: | Davis Besse |
| Issue date: | 09/02/1980 |
| From: | Crouse R TOLEDO EDISON CO. |
| To: | Heishman R NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION III) |
| Shared Package | |
| ML20037B470 | List: |
| References | |
| NUDOCS 8010100228 | |
| Download: ML20037B471 (4) | |
Text
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11 cense l'N1'l-3 Serial No. 1-]67 Mr. R. T. firi nbr an, Dif cf Reacto Opet a t f rans and Miricar Siipper t Branch U. 5. Regulat ory Cot-ins ton Region Ill 799 Roorevelt Road Glen Ellyn, ll]incis 60137
Dear P.r. He inihr.en :
" "' u en
? f r ee t t t i r n re--
ser; t i r et.1 c t r.1:ev f r -),i Re' 1hfa let t er is in r et nem.e dated f*/16-7/11/BU, (L"g No. 1 - 4fil ), ne mecicar Pcvcr 8:t at ion lini t 1.
At t arlee et i s 191 rele= l -4 4 a.,' = trer-nee t u Not ice of v1 +1st son,11 cra I, 2, and 3.
Tours verv truly,
- f. f & *s0 S
/
IPC/TW./DAll/das Attechcent NRC D-R Resident inspector ce:
THE 10iEDO ED'SO*d CD?.8.'ANY FD 50'J % AZ A 333 f/f.9 93*, AV[fi.J(
1(1.I D.'. C 3 4.102 8010100327
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o Dnck et f50-346 License exrr-3 Scrial No. 1-162 septenher 2,1990 RESPONSI 70 11 1!;SII Ci ite; kl PDh1 'hi.
Yl-3 *.6/P.') 19 Response to Appendix A. Dacl et f Mt 3',f./PD-19
';'t i c e of Vir I s I f en This subat t t al is pursuant to 10tfr.701 tryisie lnr in f ere,r ina c r:ie s rtilnt.:
- 1) Corrective act ion taken and reanism achieve d
- 7) Corrective-steps which will he t al.cn prevent ing servi r e ne c
- 3) Date when f ull co~p1 f avit e vf11 he achieved.
Ites 1 Teebnfen) Speci f f rat inn 6. P.1 e t qui rc' that vttreen Troredurc=
Recor---nded in Apprndit "A" of M r 'l a t er v t ul th 1.'43 N<*v'er 1972 shn11 ht irpicr nted.
Appendl a "A" of Rcrulatnry Gu t.4e I.11 Neveehr v IV77 inelude=
AdrJ nist rat i ve Proc edures.
Adtw. i nf at r etivc Pr oct dut e AD 1P79.02 "Opr o nt t on en d Dire t r o l o f In led valves" requf ren that when leried valvt-ere er ffic+ed the apprc-priate lok entlys are corp]rt ed in the let t ed valvt log.
/.* ruv and AT608 are locked valece.
Contrary to the above e o lone t7, 10R0 at appsc,fr.,rcit 7:8e't n.r, the inspector def ereir.cd that valvee Arsvu and Arfdk vere i e. fl e open Poat tina and the Jncied valve Ing indir ared r hcs verr cleted.
Olscuppico!
Toledo T4ison (II.'Us) undcrn t ands t he perd for t he cent rol n! r nict )
syst em. valves which, whrn ri epar f r i e *cd, tenett r n =afers avere-either incperatsve or derraded te 1e,* than futi e arabi l f t ).
jeopardiring on-1 car eafety.
To neejet in th4= centre 1. Tr'o adopted Adrin f etrat ive Pr ecedere r, which vt qte4 +c d Inrc!ar nnv pos i t ion changen ni ma fety eyet ers inried valvee and cire tequired frequrmt Jog revirve by Davf a-Bt mar, f;tu lca Tr.ver Sta'ino (P t:';r5 )
Opera tiona supe rvisory pa t aennel.
Tri, defendo the proicIitre i
and terliniques of ctotrol se adcqtate but a pue cdcr. that r i r e n--
i staneen peculter to the rima of thl= vialerien di d uade rnJ ae the admi ni s t ra t ive r egist remen t e.
Prior t o t he viol et l'rm, rmNPS ror -ne ed a e n:it a Ine ent fute re ated Leah Rate Teat (ILR7), whieb required cloulne r.,nv valves intlud-ing AT 599 and Ar 604.
All t he cle=ed veive-were rat onl* f orr.ed in the ILM1 prot edpe r but also in the Im':Ps t agginr Ing and, when app!!cahic, the inc&ed volve log.
TTCn bc11rve, the e n-% i n e d effcet of t hc=e t hr ee i f at in g. n,rc t h a'i rtevidnd for eIcq"ata controla to preclude jeopar diring nuclear saf et y a ven thetiph the
- f...
D'elet f50 346 l ircnov (?;PI-3 Scrini No.1-162 Septenbcr 2, 1990 7
1erked valve 1er vos net up t c 4"t t-the e IT',oo sud Iso t'y s e s e-e7 e ne r'.
e heat ri e uit e e: in ehe Irt1.ed snivt I or 1+-
The att ueI cir ru-at anc cc i n' r i s i s vs. -"r i rr t ing defJrirnt at e spec ulat ivr, hove ve t, eraeatrt that the use of the 1erl.rti valve 1er du' int t he ee r ic= of n st agt activities 11 at pervatied et the tfre of t hs violat i on vs. not typles!.
Neie r ally, a t es t c,e eperat1og pie.redure tbrit reyult e a f ret entry, f.
c., " leg a lurk ed valve position thaure gret t as ca 1:7 sui t '*, vit b the in - act ual poalt s tori (liange - rest e f at it$n
(..) fuvra, lo thl>
M total tire lap =c being irr.s than t er'ns'3 f out case, the nyetera involve st Jn Ihe 11 *1 6he rr cet et e d at vor1* i=
as t ivf f f er, t hs 8 orbrint n i s e s-s-et pttied.
r i tM t, deprindent on outage Th19,1D f t self, 'ahpuld net effert T er r iver e rt h e:!k and li t e-IM ievce t ire T p s. Ie upre ar e I hv 8
it vould not have, gives, a ptop* r i levent e
..o.. -e en.., v a 1 ve.
I t.R.
In our opinttin, t ier "n f e ca t i e.n"
- e. eve, be r si++
nn* r et e< p ect The valves were lepre d me-rte =ad, vhich f r-pne me *nnt,
t reerntetlen.
- Also, los reviev v.*uld have reised the gar-f lan e 1erI rt? vnive Irg ietelly even had (lie cent rol pt evided l'y t hr van in itr noe'fr det eriorat e and a nuclest aaf et y =yst er velve position v3 t h mt bring se notret, et tere s t a t i v,i prrrctore= wanid per iedic test in have cauuht time diatrepancy.
pt for te ?!'de 4 e ve.tifIravten, that all co pict ed v':ich verilied, with inde pesi<trnt nusJear saf et y synter Irried valvce are It r i rd it. thrit t er r t ( r pobition.
The 'ocked valve leg vna uppe nded vhro schif enpri vi sar 3 Responac:
1) personnel vere inf err ed of the anoralv.
t.f t he-1er l e 1
- 7) D)WPS ranagerant has reinforced tl.e requiver~ntf-valve adrinistrative ennt r oin, erptre* int the jr pet tenr* or close scrutiny of valvc/ log.*tatu=.
- 3) 1 r t.n believec full en p11=nre is achieved ucon se=naar, of reinreverment renstoned on August 78, 19 P t'.
t I
that Troc edur r-foresStir the
- 7. rhnf ref Speci f ic at ion 6.g.1 requit ca Ites 2 shall bc frplerented.
[
Tire Prot ec t ion Progra.-
3016.09 requiren that thr inepettor of fire cztin-I Precedure ST Snrnicher.
guishern shall sign the inspertion tag rf the flee ry.
The initialed inapection t ar. algnif f eo ene;illance with the-nonthly inopertion procedure.
1980 the liMC inspetter Contrary to the abcve, on July 6 and 7S.
have ibeir in-r-everal if tc crtinguiabet e did net observed that spectiun tage sf pned for the inspection during the r* nth cf Ju"r rirking.
Seversi other extinguisher a had t'.icf r in=pection t ags
T l
J.,,
D.,r k e t t 50- 366 11: ence (!:PT-3 Serial No. 1-167 Sept e# cr 7.19ft0 3
Response
- 1) There vs t e five e.xt i nruir ht t r shtih vr a net i v. se e e r J,.
< r wi t h t he r equi r e r9 n t s of 51.Mia *. fiv.
J h.
c r i l t.r n e. b,..
wete reper t ed I o have l'+en a lertied but the e ar' 1' II in cortlete. 1ht se were ir e diatriv entreite1
- 2) 1hc personnri involved vith prtfonr*nte er eh15 seit teIIlans e test vstr reinst r ut t ed er te fl'c pr rpet
<t!.ed of
- t. toesine and dorurant ing t he t e et.
3) 7'u11 crirplianc e with the re quiverent va-erhieveit e.ri tu13 17, 1990.
I. ett 3 Techni cal Spee f f i c at ion 4.6.1.7 r equi re= t hat s lic vent =4n ent loat.
rate shall be der.onstisted uring t he t - t h 1.
4 n.'
pe rvf rit ne of N SI K45.4-j977.
At:51 N45-4-1977 requires tient a da t er! I nr r
tvert*
t' " d pettlernt observationi. shall be relestnined dueinr the e rst.
Procedure S1 S06).01 " Ion'nin' int Int ep rat col 1 nl.t at t l e a'," a1 =n aequirem tbat a ( ent inimut 5: quentini lit 1. vctet = f*f r ut int durint. the perfotrence of the trat }e r aii.i nined.
Cnntrary to the abave a ler of event o Sar rn't r'intslierd fe' the dittet ion of Ihr Onnt aint ent Ieel. !;11e 1cet ptt'r*'reri en.i n t e, 9
t hrer2gh June 13, 1980.
Response
Per letter of f r nnkrit t al, sin rer.pnnae f* requiaod tr. thir. itc.
i nu _ _