05000272/LER-1979-064-01, /01T-0:on 791001,45% Carbon Dioxide Tank Level Recording Found W/No Fire Watch Posted.Caused by Shift Personnel Not Considering Carbon Dioxide Sys Inoperable. Plant Log Sheet Changed to Allow Min Storage Level of 75%

/01T-0:on 791001,45% Carbon Dioxide Tank Level Recording Found W/No Fire Watch Posted.Caused by Shift Personnel Not Considering Carbon Dioxide Sys Inoperable. Plant Log Sheet Changed to Allow Min Storage Level of 75%

ML18081A385
Person / Time
Site:	Salem
Issue date:	10/15/1979
From:	Kapple A Public Service Enterprise Group
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION I)
Shared Package
ML18081A384	List: 05000272/LER-1979-064, Forwards LER 79-064/01T-0 05000272/LER-1979-064-01, /01T-0:on 791001,45% Carbon Dioxide Tank Level Recording Found W/No Fire Watch Posted.Caused by Shift Personnel Not Considering Carbon Dioxide Sys Inoperable. Plant Log Sheet Changed to Allow Min Storage Level of 75%
References
LER-79-064-01T, LER-79-64-1T, NUDOCS 7910190430
Download: ML18081A385 (1)

LER-1979-064, /01T-0:on 791001,45% Carbon Dioxide Tank Level Recording Found W/No Fire Watch Posted.Caused by Shift Personnel Not Considering Carbon Dioxide Sys Inoperable. Plant Log Sheet Changed to Allow Min Storage Level of 75%

Event date:
Report date:
2721979064R01 - NRC Website

text

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U.S. N.LEAR REGULAlURV COMMISSION ICENSEE EVENT REPORT NRC FORl\\P :lli6

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CONTROL BLOCK: !--I _.__.....__.__,___..._-.!10 CPLEASE PRINT OR TYPE ALL REQUIRED INFORMATION) 1 6

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9 LICENSEE CODE 14 IS LICENSE NUMBER 25 26 LICENSE TYPE JO 57 CAT 58 CON'T CITII 7

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=~~~~~ LlJ©I o I s I o I o I o I 2 I 7 I 2 IG)l1 I o I o I 1 I 7 I 9 IG) I 11 o 11 I s I 7 I 9 I G) 60 61 COCKE'.!' NUMBER 68 69 EVENT CATE 74 75 REPORT CATE BO EVENT DESCRIPTION AND PROBABLE CONSEQUENCES@

f During shift turnover, the oncoming Senior Shift Supervisor questioned a 45%

co~

[]ID I tank level recording with no fire watches posted.

The Action Statement for 'f/S [QI!) I 3.7.10.3 was implemented and fire watches posted in areas protected by the co2 I)))) I system.

At 55% level, the largest protected area can be injected with CO~ twice.

l))I)*!All protected areas have smoke and heat detectors which alarm in the Control Room.

r:2J2:} !All areas are supplied with backup station fire protected systems and 24 hour2.777778e-4 days <br />0.00667 hours <br />3.968254e-5 weeks <br />9.132e-6 months <br /> fire

[§))] I brigade coverage.

7 8 9 SYSTEM CODE [IIT]

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1 8

9 10

@ LE R 'RO ['.VENT YE.11.R REPOllT I 7 I 9 I NUMBER 21 22 This is the first occurrence of this type.

CAUSE

CAUSE COMP.

CODE SUBCODE COMPONENT CODE SUB CODE

~@ w@.!zlzl z I z I zlz 1@ w 11 12 13 1B 19 SEQUENTIAL OCCURRENCE REPORT REPORT NO.

CODE TYPE l=1 Io I 61 41 l.:::::J I Q J 1 I L!J 23 24 26 27 28 29 30 VALVE SUBCOOE LlJ@

20 1=J 31 REVISION NC. w 32 COMPONENT BO ACTION FUTURE EFFECT SHUTDOWN

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ATTACHMENT NPRD-4 PRIME COMP.

TAKEN ACTION ON PLANT METHOD HOURS ~ SUBMITTED FORM 5UB.

SUPPLIER MANUFACTURER llLJ@L!J@

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CAUSE DESCRIPTION AND CORRECTIVE ACTIONS @

44 47 DJ)) !Cause of this occurrence was shift personnel did not consider the co2 system to be I

[J))] !inoperable.

The primary plant log sheet has been revised to change the minimum IJJ]J I storage tank level to 75% and add a note which flags the fact that 50% level is a T/~

r::IlJJ I minimum reguirement.

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FACILITY IJQ\\

STATUS

°"POWER OTHER STATUS \\::::;

ETIJ L.QJ@ I 0 I 0 I 0 '-' _ _.N_,_/...-.;A~---

BO METHOOOF DISCOVERY OESCRll'TION @

DISCOVERY I W@I Shift Turnover 8

9 10 l:Z 11 ACTIVITY CONTENT I::;\\

RELEASED OF RELEASE AMOUNT OF ACTIVITY Eli] l.!J @ LLI@I N/A 7

B 9

10 11 1

44 45 46 80 LOCATION OF REL.EASE @

NLA 44 45 BO PERSONNEL EXPOSURES t:;;::,,

NUMBER

~TYPE~

DESCRIPTION~

EEJ 1 o 1 o 1 o 10w~ ____ N

__ /_A ______________________

1 8

9 11 12 13 PERSONNEL INJURIES

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BO NUMBER DESCRIPTION\\!!!

E:li] I olol ol@).__ ____ N~A~---------------------_.

7 8

9 11 12 LOSS OF OR CAMP.GE TO FACILITY 143' TYPE

DESCRIPTION

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EEW©I N/A 80 BO 7

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PUBL1~?TY C\\

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NRC USE ONLY

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10 68 69 l!O NAMEOFPREPARER~ _______

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PHONE: (609)365-7000 Salem EY.t.

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