Thursday, January 20, 2011

Davis Besse: Notification Of Unusual Event Due To A Fire And Explosions In The Protected Area

Event Number: 46551 Event Date: 01/19/2011 Facility: DAVIS BESSE

NOTIFICATION OF UNUSUAL EVENT DUE TO A FIRE AND EXPLOSIONS IN THE PROTECTED AREA "An electrical fire and explosions were reported near the Containment Access Facility construction area. An Unusual Event was declared based on HU4. Temporary electrical power at service disconnect DSLM3-3 was isolated. The fire was out at 0243 EST. The fire was extinguished using dry chemical. The fire was reported at 0232 EST on 1/19/11. The cause of the fire has not been determined at this time." The fire and explosions were initially reported by site security personnel. The licensee declared the NOUE at 0243 EST based on criteria HU4. The licensee initially called for offsite assistance in putting out the fire, however, the fire was extinguished by plant personnel and the offsite assistance was turned back. The licensee posted a reflash watch. The fire reportedly involved temporary cables and possibly a transformer supplying power to the construction area which is located inside the protected area outside the auxiliary building. The licensee notified the NRC Resident Inspector. * * * UPDATE FROM TOM PHILLIPS TO DONALD NORWOOD AT 0405 EST ON 1/19/2011 * * * The licensee terminated the Notification of Unusual Event at 0358 EST. No additional information is available at this time. Notified R3DO (Bloomer), NRR EO (Skeen), IRD (Gott), DHS (Stringfield), and FEMA (Casto).

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