ENS 48990

v t e ENS Event
18:20 Apr 30, 2013
Title	Area Access Restricted for More than 24 Hours Due to Increased Radiological Controls
Event Description	On 04/30/13, while changing the feed from Position 3 East to Position 3 West autoclaves, Operators noticed a pressure spike on the 3 East cylinder to approximately 47 psia. After disconnecting the cylinder in Position 3 East with Health Physics (HP) assistance, HP found a contamination spread on the cylinder, on the grating within the autoclave, and on the autoclave locking ring. Due to the contamination spread, access requirements to the area will be increased for more than 24 hours2.777778e-4 days <br />0.00667 hours <br />3.968254e-5 weeks <br />9.132e-6 months <br />. Decontamination efforts are underway but will not be completed within 24 hours2.777778e-4 days <br />0.00667 hours <br />3.968254e-5 weeks <br />9.132e-6 months <br /> from the time that radiological controls were increased. This event is reportable as a 24 hour2.777778e-4 days <br />0.00667 hours <br />3.968254e-5 weeks <br />9.132e-6 months <br /> event in accordance with 10 CFR 76.120(c)(1)(i) 'An unplanned contamination event that: Requires access to the contaminated area, by workers or the public, to be restricted for more than 24 hours2.777778e-4 days <br />0.00667 hours <br />3.968254e-5 weeks <br />9.132e-6 months <br /> by imposing additional radiological controls or by prohibiting entry into the area.' The NRC Resident Inspector has been notified of this event.

ENS 48990 +/-
Where
Paducah Gaseous Diffusion Plant Paducah, Kentucky (NRC Region 2)
License number:	GDP-1
Reporting

10 CFR 76.120(c)(1)
Time - Person (Reporting Time:+19.93 h0.83 days <br />0.119 weeks <br />0.0273 months <br />)
Opened:	Derek Warford 14:16 May 1, 2013
NRC Officer:	Mark Abramovitz
Last Updated:	May 1, 2013
48990 - NRC Website
v • d • e

v t e Emergency Notification System
Paducah Gaseous Diffusion Plant with 10 CFR 76.120(c)(1)
WEEKMONTHYEAR2013-08-02T14:32:00 [Table view]
[ENS list for Paducah Gaseous Diffusion Plant]

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