05000271/LER-1980-016-03, /03L-0:on 800415,during Review of Surveillance Data,Quarterly Calibr of Main Steam Line Radiation Monitors Was Not Performed.Caused by Personnel Error Overlooking Weekly Check.Surveillance Schedule Revised

/03L-0:on 800415,during Review of Surveillance Data,Quarterly Calibr of Main Steam Line Radiation Monitors Was Not Performed.Caused by Personnel Error Overlooking Weekly Check.Surveillance Schedule Revised

ML19309H892
Person / Time
Site:	Vermont Yankee File:NorthStar Vermont Yankee icon.png
Issue date:	05/15/1980
From:	Murphy W VERMONT YANKEE NUCLEAR POWER CORP.
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION I)
Shared Package
ML19309H889	List: 05000271/LER-1980-016, Forwards LER 80-016/03L-0 05000271/LER-1980-016-03, /03L-0:on 800415,during Review of Surveillance Data,Quarterly Calibr of Main Steam Line Radiation Monitors Was Not Performed.Caused by Personnel Error Overlooking Weekly Check.Surveillance Schedule Revised
References
LER-80-016-03L, LER-80-16-3L, NUDOCS 8005200625
Download: ML19309H892 (1)

LER-1980-016, /03L-0:on 800415,during Review of Surveillance Data,Quarterly Calibr of Main Steam Line Radiation Monitors Was Not Performed.Caused by Personnel Error Overlooking Weekly Check.Surveillance Schedule Revised

Event date:
Report date:
2711980016R03 - NRC Website

text

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LICENSEE EVENT REPORT.

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7 8 9 LICENSEE CODE 14 15 LICE.NSE NUM8ER 25 26 LICENSE TYPE JO 57 CAT 58 CON 7 IOli!

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8 60 31 DOCKET NUMBER 68 69 EV ENT OATE 74 75 REPORT DATE 80 EVENT DESCR8" TION AND PROBA8'E CONSEQUENCES h l o 12 l IDuring a review of surveillance data, it was discovered that the quarteriv calfbration I lo l3j lof the Main Steam Line Radiation Monitors required by Technical anecifications Table 1

[b'TT 1 2.2 was not performed as scheduled in December 1979.

Since the week 1v instrument I

4 l o i s j l checks and March 1980 calibration revealed no abnormalities, it is concluded that therel lols1 Iwere no consequences to the health & safety of the oublic.

There have been no orevious!

l o l 7 l l occurrences of this type.

I l068l l W

7 8 9 SYSTEM

CAUSE

CAUSE COMP.

VALVE CODE CODE SUSCODE COMPONENT CODE SU8 CODE SUSCODE l o l.2_I IZ IZ l@ l Al@ l C l@ lZ lZ lZ lZ lZ lZ l@ lZ l@ lZ]@

7 8

9 10 11 12 13 18 13 20 SEQUENTIAL OCCURRENCE REPORT REVISION LE EVENT YEAR R EPORT NO.

CODE TYPE NO.

@,as;R RO1810l l-l 101116 l 1/l I 01 31 Iti 1-1 10 I ug 21 22 23 24 26 27 28 29 30 31 32 K N A O

ON PL NT VE HOURS S8 t FOR 8.

SLPPLIE MANUFACTURER lHl@lZ]@

lZl@

lZl@

l010l010l lNl@

lN l@

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l Z 19 19 l9 l@l 33 34 35 36 37 40 41 42 43 44 47 CAUSE DESCRIPTION AND CORRECTIVE ACTIONS h l i l oj lThe calibration was overlooked when the weekiv check was nerfor.ed.

The calibration I

[iti;lwas successfully completed as scheduled in March 1980'.

Applicable eersonnel have 1

,,,2i

] reviewed the appropriate procedures.

The departmental surveillance schedule has been I

i,l3i l revised to highlight calibrations and checks when both are scheduled.

I I

t i l41 l 80 7

8 9 STA

% POWE R OTHER STATUS OtSCO RY DISCOVERY DESCRIPTION li l 5 l lE l@ l1l0l0l@l N/A l

{A_j@l Review of Surveillance Records l

A TIVITY CO TENT DELEASE AMOUNT OF ACTivlTY LOCATION OF RELEASE l 6 l l,Z_,j @D OF RELE ASEW@l N/A l

l N/A l

l1 7

8 9 10 11 44 45 80 PERSONNEL EXPOSURES NUV9ER TYPE

DESCRIPTION

l i l 7 l l0 l 0 l 0 l@l Zl@l N/A l

PERSONNEt n3UR'iES NUVSER

DESCRIPTION

li ta l lo l 01 ol@l N/A I

7 8 3 11

• ?

80 LOSS OF OR OAMAGE J3 FACILITY TY9E OESCRIPTICN Ii191IZl@l N/A I

80 7

8 9 10

'Y B L ' C' TY N RC USE ON <Y ISSUED OESCRIPTICN [2_Lo_I IN i81 N/A i

1111IllIllI'II 68 69 80 ;

7 8 3 to W. P. Murphy (802) 257-7711 0

NAME OF PREPARER PHONE:

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