ML19351G298

Ro:On 810113,spray/sprinkler Sys Providing Protection to Hcpi Room Discovered to Be Inoperable for 14 Days.Mod Work & Functional Test Expected to Be Complete Before End of Refueling Outage

ML19351G298
Person / Time
Site:	Hatch
Issue date:	02/12/1981
From:	Manry M GEORGIA POWER CO.
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II)
References
PM-81-124, NUDOCS 8102230460
Download: ML19351G298 (2)

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-ww bO Georgia Power Company q Post office Dom 442 R l f .

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Qyg Triephone 912 3G74c0q 012 SG7 7761 4

UN Edwin I. Hatch Nucicar Plant .

Georgia Power

!!se 50uttslin LQtitC Systerts February 12, 1981 PM-81-124

! ly..U;T !!. .I . iATCll VJci'al Report liocket f50-321 L

4n l' United States Nuclear Regulator Office of Inspection and Enfor~ycement Commission i

l Region II Suite 3100 ~.

101 Marictta Street Atlanta, GA 30303 ATTENTION: Mr. James P. O'Reilly Pursuant to section 6.912 of fla tch Unit 1 Technical Specifications, please find attached a Special Report. ,

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. // M. Manry Plant Manager MM/CLC/pcbc xc: J. II. Miller , Jr.

R. J. Kelly W. A. Widner -

t J. T. Beckham .

i C. L. Coggin R. D. Baker Control Room -

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- Special Report i Georgia Power Company I Plant E. I, flatch .

Docket #50-321 .

February 12, 1981 -

INOPERABLE SPRINKLER SYSTEM .

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I On 1-13-81, at 114 5 hours5.787037e-5 days <br />0.00139 hours <br />8.267196e-6 weeks <br />1.9025e-6 months <br /> , the~ spray / sprinkler system provid-ing protec' tion for the UnitThe 1 IIPCI room supply linehad for been inoperabic this system was for a period of 14 days.

room water spray curtain i also providing supply to the IIPCI -

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which is a system modification It was commitment referenced in Tabic determined that supply to both -

- 1 of the llatch SER.

these systems from the same line was inadequate. Because of !I j

this condition, the llPCI room system was isolated allowing the  !

water curtain to r.cmain operabic; therefore, meeting the SER l

commitment. I In order to comply with Tech Specs requirements for an inoper-i abic system a continuous fire watch has been established and' {.

,w ill. remain in effect until the Unit 1 refueling outage com- '

mences or until design modification to the supply line can be completed, whichever is first. I functional test are expected to bc  ;

Modification work and complete before the end of the Unit i refueling outage.

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