PNO-II-87-072, on 871016,alert Declared When Startup Transformer Shorted Out by Two Contract Workers in Switchyard.Workers Sent to Hosp for Burns.Alert Terminated. Startup Transformer Returned to Svc on 871017

PNO-II-87-072:on 871016,alert Declared When Startup Transformer Shorted Out by Two Contract Workers in Switchyard.Workers Sent to Hosp for Burns.Alert Terminated. Startup Transformer Returned to Svc on 871017

ML20236B661
Person / Time
Site:	Crystal River
Issue date:	10/19/1987
From:	Christensen H NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II)
To:
References
PNO-II-87-072, PNO-II-87-72, NUDOCS 8710260290
Download: ML20236B661 (2)

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1 October..;19, 1987 l PRELIMINARY NOTIFICA" GENT.0R UNUSUAL OCCURRENCE PN0-II-87-72 This public -' interest preliminary $hchh'ce.notjp cq&ioAArditutes The'information EARLY is as initially received notice without of events.]

verifi-  :

cation or evaluation,J and is. basically all that, is' known by-the Region II staff on this date, e FACILITY: Florida Power Corporation- Licehsee Emergency Classification:

Crystal River Unit 3 Notification of. Unusual Event.

Docket No. 50-302 .

X Alert Crystal River, Florida _ Site Area Emergency

_ General Emergency 6'

_ Not Applicable

SUBJECT:

ALERT DECLARED WHEN STARTUP TRANSFORMER WAS SHORTED OUT BY TWO CONTRACT WORKERS IN SWITCHYARD; WORKERS SENT T0.H0 SPITAL FOR BURNS' )

-On October 16, the Unit was down for refueling when contract workers accidently shorted out l the Unit 3 startup transformer at 9:30 p.m. .(EDT). The Unit' sustained a loss of offsite' )

power, resulting in the declaration of an Alert. 1 Two contract workers were taken to hospitals with burns which were caused by arcing of the )

shorted transformer. One suffered 2nd and 3rd degree burns over 45 percent of his body. l The other sustained 2nd and 3rd degree burns over 15 percent of his body. The individu6 j suffering 45 percent burns was removed from the critical-list on October 18 and is reported l l

to have a 60 percent chance of survival.- The worker with 15 percent burns is listed as l l stable and in good condition. I l

All necessary plant systems functioned as required, and the licensee carried out required i actions. 1 1 .

l Region 11 manned the Incident Response Center in' Atlanta , and the NRC resident inspector. {

went to the site. The Alert was terminated at 10:38 p.m. (EDT). The licensee returned the i startup transformer to service on October 17 at 2:45 a.m. (EDT). I The licensee. reported that physical security was affected by the loss of offsite power, but.

i appropriate compensatory measures were instituted. A security Alert was ' terminated at  !

5:00a.m.(EDT). l The resident inspector and a Region II safeguards inspector are reviewing the event.

Both the licensee and the NRC responded to media inquiries on Friday night and throughout the weekend. I The State of Florida activated its emergency resp'onse facility at Tallahassee for a b'rief period and expressed compliments on the way in which information was relayed to the state

( from the site and the NRC.

The NRC received Headquarters initial Incident notification Response Centerofatthis 9:36event by) telephone p.m. (EDT on October from

16. the licensee to.the This information is current as of 2:00 p.m. (EDT) on October 19.

8710260290 871019 M -Ik 7-072 PDR L 10 \-

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