05000348/LER-1981-011-03, /03L-0:on 810323,containment Air Lock Declared Inoperable When Air Lock Inner Door Could Not Be Shut. Caused by Personnel Error.Individual Involved Instructed in Proper Method of Operating Air Lock

/03L-0:on 810323,containment Air Lock Declared Inoperable When Air Lock Inner Door Could Not Be Shut. Caused by Personnel Error.Individual Involved Instructed in Proper Method of Operating Air Lock

ML20003G230
Person / Time
Site:	Farley
Issue date:	04/16/1981
From:	Hairston W ALABAMA POWER CO.
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II)
Shared Package
ML20003G229	List: 05000348/LER-1981-011, Forwards LER 81-011/03L-0 05000348/LER-1981-011-03, /03L-0:on 810323,containment Air Lock Declared Inoperable When Air Lock Inner Door Could Not Be Shut. Caused by Personnel Error.Individual Involved Instructed in Proper Method of Operating Air Lock
References
LER-81-011-03L-01, LER-81-11-3L-1, NUDOCS 8104280493
Download: ML20003G230 (2)

LER-1981-011, /03L-0:on 810323,containment Air Lock Declared Inoperable When Air Lock Inner Door Could Not Be Shut. Caused by Personnel Error.Individual Involved Instructed in Proper Method of Operating Air Lock

Event date:
Report date:
3481981011R03 - NRC Website

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8 60 61 DOCKET NUMBER 68 63 EVENT DATg 74 75 RE,04T D ArE 83 EVENT DESCnlPTioN AND PROBABLE CONSEQUENCES h Q l At 0250 on 3-21-81, a containment air lock (auxiliary oersonnel Mch) was daclarad I

g g3, l inoperable when the air lock inner door could not be shut. Tech. Soec. 3.6.1.3.'in I

n T:n i part, requires the above hatch to' be operable.

Tech. Spec. action statement reoufre-1 IOisi l ments were met. Health / safety of the public was not affected.

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CAUSE DESCRIPTION AND CORRECTIVE ACTloNS h y l This incident is attributable to personnel erro'. As a result of iroroper coeration of I l the inner door, it became jammed and would not close. The main air lock was o'oerable I

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,,,,, l pursuant to Tech. Spec. 3.6.1.3; however, it could not be coened for containment egress I D 131 L ue t mechanical problem with its operating mechanism; therefore, the auxiliary hatchl d

m l outer door was opened to allow exit from the containment by the individual. 'The inner l CONTINUED)80 r

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2 LER 81-011/03L-0 CAUSE DESRCRIPTION AND CORRECTIVE ACTIONS (Continued) door was closed at approximately 0255, and the air lock was returned to service at i

0420 on 3-21-81 following repairs and verification of proper operation.

The individual involved was instructed in the proper method of operating the air lock.

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