ML20064H896: Difference between revisions
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| number = ML20064H896 | | number = ML20064H896 | ||
| issue date = 12/19/1978 | | issue date = 12/19/1978 | ||
| title = | | title = /03L-0 on 781120:Senior Control Operator Did Not Have Completed Hatch Leak Rate Test Before Beginning Reactor Startup Due to Misunderstanding.Test completed.GP-1 Revised to Require Leak Test Verification by Control Operators | ||
| author name = Tollison A | | author name = Tollison A | ||
| author affiliation = CAROLINA POWER & LIGHT CO. | | author affiliation = CAROLINA POWER & LIGHT CO. | ||
Line 17: | Line 17: | ||
=Text= | =Text= | ||
{{#Wiki_filter:}} | {{#Wiki_filter:i Ts o | ||
* s LICENSEE EVoNT REPORT 00 Jactetx- l l l l 1 | |||
'@ IPLE ASE PRINT CR TYPE ALL REQUIREO INFORMATION) i : !i l l- Ic I, I -- 1 7 l- i@f n i cl _In I , l .- .=s | |||
! c la L la ain !@ :l: I:!i l 1 Gl I l@ | |||
- ., u :5 at ia . . . ,. c. a a .:v.si n rE n ec: x ccvT l cit l lT l@l e l ; jo l_ lg l3 I, I ; l@ , ! i l , I n l - l 3 l@l l ! l 9 l 7 l 3n l@ | |||
i s u o : NET .s m a e r. E . ATE , a AEroaToATE F/ E r.T D Htm PT;O'. u.O : AOS / -3LE CC',3ECu E' CE 5 h i o 121 IPy5 tho crus ani contro: rad dcive (GM hatches were re oved and reinstalled durinc I lb la l la reactor shutdown for maintenance work. Due to a misunderstandinc of the Technical l IoI4Il% enc,Hom a Senior Control Operator (SRO) did not have comnleted .'1atch leak rate i lo I$lIencre before beginning the reacter startup. (Technical Snacification n.3.1.c) I i) !6 I I - | |||
I GTTll l 1 ;IF I ! l 7 8 3 53 S 'e s ' . C l- A E CAL, CT7 g A p. E | |||
::. E CD;d S 42 7 : C '// M E*.T CO L E s.acc;E sys;ggE f'I9l r s | |||
! C' s | |||
fU l 2 | |||
7 13 I' l " ' | |||
!"!T 9 l | |||
's lA l l Zl D | |||
1.+ | |||
._ SEO E'.71As CC:U" Q E N CE AEeORT A EN IS'ON | |||
: t. c pg EVE NT *E AR Rf 3 ai NO C: CE TV*i NC O !y.:4 I,IsI n | |||
l-l IoIo!!I l/l in I, I L1J I-I in I z .. :a :s : , ;> u as 2: | |||
A293. G T ;;. E EstE ' 0 ATTACe/ENT | |||
* PD C 4 P A F.' E CC / P. C0Y'O'ENT W.g'r _2 s c. , . | |||
T2 EN A;T c . cNetANT css 2 ssa iTTio sca / M SLD* R ER VAN. FACT PEA I n lSLrJO 23 Ja 17 IO b | |||
1716 | |||
.c lolointal JJ l' l@ | |||
41 l | |||
4; l@ lxi@ | |||
43 l | |||
44 1919191@ 47 cAusE cEsca.pTras A'.O conpECTr.E r.cr:o .t O v | |||
!'lcll The Sr0 thoucht 72 hours was nermitted to verifv the hatches were sealed. It was I | |||
! lil l raconnized craroximatelv 10 houre, after enterinc :% ctortun mde that the S trher ' Al i 1:1 l n,t been rated. TN res t s ver' c o' bod . 1-di na tir cer' l e C '. " . "med i ' t e l- af terl | |||
: I ' l 1 dis rc . sr - cf ebe c nz . T% c,r: de cnstrated that ori arv containment intecrit I | |||
, jlmr vfect -t e' ! - N c. Sc circ a- 2 fcr r'- m - ~ r , 4 ~- - ' -f a k ,- /-~-- T l s 5; | |||
! 's"TM = /. s a @ $5N N,' | |||
cme, ru.3 ' sc; . En < cE scur.cN l | |||
C 15 i a > | |||
l le lh !nInlnIhlo ; | |||
NA u | |||
l l C lhl En zince -in a Pevie'., | |||
u u as l | |||
s:- si, : .- m m dEsEA'E n | |||
s- ;EE-" A/L ,*.T OrA* 'v 'h LOCAT CN OFAELEASE h l6 l6 l { ImI_ln; v | |||
: v. .. ,. N.A i. l l | |||
i 8 s e u 4s sa i P i W, a 1. E ' . . * . p N. s4= n .. - .c l'i'll0l0 ! Q,,l '' !$,l e 3 i. | |||
NA so l | |||
i | |||
* E r :v. -. - , | |||
! . ,'. 3 E 0 OE57. P T I C '. 4 5 l | |||
l - 14 1 - l In In !n lR! 6 : MA l 1 e -> n s L C S 2 8 ca L '/ A E To F AC.ut e noE n :w m UQ l'I9l !? !hl NA ! | |||
I . E:e c .m . 7.9D [h VC USE Ca v , | |||
i . I 0 I (,'Ljdl NA l 1IIIIll!lIII l2 s a m ce o s ; | |||
w EccF m AaE, A. C. Tollison p ,. , g rolci 0 7 r,'n1 !a | |||
i . | |||
* o , | |||
LER CONTISL'ATION - Ro# 1-78-91 Facility: BSEP Unit #1 Event Date: 11/20/78 reviewed by all control operators (TI-903). GP-1 will be revised to require control operators to verify a leak test has been completed before startup for each hatch recoved. Also, the drywell closure checklist will be revised to include reinstalled hatch leak rate test verification before startup. These actions should prevent similar events from occurring. | |||
1 I | |||
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- e - v - - - , , ~ , . , ,}} |
Latest revision as of 22:11, 31 May 2023
ML20064H896 | |
Person / Time | |
---|---|
Site: | Brunswick |
Issue date: | 12/19/1978 |
From: | Tollison A CAROLINA POWER & LIGHT CO. |
To: | |
Shared Package | |
ML20064H894 | List: |
References | |
LER-78-091-03L, LER-78-91-3L, NUDOCS 7812270292 | |
Download: ML20064H896 (2) | |
Text
i Ts o
- s LICENSEE EVoNT REPORT 00 Jactetx- l l l l 1
'@ IPLE ASE PRINT CR TYPE ALL REQUIREO INFORMATION) i : !i l l- Ic I, I -- 1 7 l- i@f n i cl _In I , l .- .=s
! c la L la ain !@ :l: I:!i l 1 Gl I l@
- ., u :5 at ia . . . ,. c. a a .:v.si n rE n ec: x ccvT l cit l lT l@l e l ; jo l_ lg l3 I, I ; l@ , ! i l , I n l - l 3 l@l l ! l 9 l 7 l 3n l@
i s u o : NET .s m a e r. E . ATE , a AEroaToATE F/ E r.T D Htm PT;O'. u.O : AOS / -3LE CC',3ECu E' CE 5 h i o 121 IPy5 tho crus ani contro: rad dcive (GM hatches were re oved and reinstalled durinc I lb la l la reactor shutdown for maintenance work. Due to a misunderstandinc of the Technical l IoI4Il% enc,Hom a Senior Control Operator (SRO) did not have comnleted .'1atch leak rate i lo I$lIencre before beginning the reacter startup. (Technical Snacification n.3.1.c) I i) !6 I I -
I GTTll l 1 ;IF I ! l 7 8 3 53 S 'e s ' . C l- A E CAL, CT7 g A p. E
- . E CD;d S 42 7 : C '// M E*.T CO L E s.acc;E sys;ggE f'I9l r s
! C' s
fU l 2
7 13 I' l " '
!"!T 9 l
's lA l l Zl D
1.+
._ SEO E'.71As CC:U" Q E N CE AEeORT A EN IS'ON
l-l IoIo!!I l/l in I, I L1J I-I in I z .. :a :s : , ;> u as 2:
A293. G T ;;. E EstE ' 0 ATTACe/ENT
T2 EN A;T c . cNetANT css 2 ssa iTTio sca / M SLD* R ER VAN. FACT PEA I n lSLrJO 23 Ja 17 IO b
1716
.c lolointal JJ l' l@
41 l
4; l@ lxi@
43 l
44 1919191@ 47 cAusE cEsca.pTras A'.O conpECTr.E r.cr:o .t O v
!'lcll The Sr0 thoucht 72 hours8.333333e-4 days <br />0.02 hours <br />1.190476e-4 weeks <br />2.7396e-5 months <br /> was nermitted to verifv the hatches were sealed. It was I
! lil l raconnized craroximatelv 10 houre, after enterinc :% ctortun mde that the S trher ' Al i 1:1 l n,t been rated. TN res t s ver' c o' bod . 1-di na tir cer' l e C '. " . "med i ' t e l- af terl
- I ' l 1 dis rc . sr - cf ebe c nz . T% c,r: de cnstrated that ori arv containment intecrit I
, jlmr vfect -t e' ! - N c. Sc circ a- 2 fcr r'- m - ~ r , 4 ~- - ' -f a k ,- /-~-- T l s 5;
! 's"TM = /. s a @ $5N N,'
cme, ru.3 ' sc; . En < cE scur.cN l
C 15 i a >
l le lh !nInlnIhlo ;
NA u
l l C lhl En zince -in a Pevie'.,
u u as l
s:- si, : .- m m dEsEA'E n
s- ;EE-" A/L ,*.T OrA* 'v 'h LOCAT CN OFAELEASE h l6 l6 l { ImI_ln; v
- v. .. ,. N.A i. l l
i 8 s e u 4s sa i P i W, a 1. E ' . . * . p N. s4= n .. - .c l'i'll0l0 ! Q,,l !$,l e 3 i.
NA so l
i
- E r :v. -. - ,
! . ,'. 3 E 0 OE57. P T I C '. 4 5 l
l - 14 1 - l In In !n lR! 6 : MA l 1 e -> n s L C S 2 8 ca L '/ A E To F AC.ut e noE n :w m UQ l'I9l !? !hl NA !
I . E:e c .m . 7.9D [h VC USE Ca v ,
i . I 0 I (,'Ljdl NA l 1IIIIll!lIII l2 s a m ce o s ;
w EccF m AaE, A. C. Tollison p ,. , g rolci 0 7 r,'n1 !a
i .
- o ,
LER CONTISL'ATION - Ro# 1-78-91 Facility: BSEP Unit #1 Event Date: 11/20/78 reviewed by all control operators (TI-903). GP-1 will be revised to require control operators to verify a leak test has been completed before startup for each hatch recoved. Also, the drywell closure checklist will be revised to include reinstalled hatch leak rate test verification before startup. These actions should prevent similar events from occurring.
1 I
l
- e - v - - - , , ~ , . , ,