ENS 44997

v t e ENS Event
23:00 Apr 16, 2009
Title	Unanalyzed Condition Due to Possible Unfavorable Geometry
Event Description	During a routine NRC inspection, the inspector questioned the adequacy of a 5-gallon limit on liquids allowed in certain process areas to prevent accidental nuclear criticality if the other controls in place are missing. While further investigation is underway, this event is being reported per 10CFR70 Appendix (b)(1) on a conservative basis. SAFETY SIGNIFICANCE: The safety significance is low POTENTIAL CRITICALITY PATHWAYS: Liquid from 5-gallon container would have to spill and all enter normally closed equipment, or uranium dioxide powder spilled from the equipment. CONTROLLED PARAMETERS: Controlled parameters are moderation CORRECTIVE ACTIONS: A prohibition of spillable liquids exceeding 3-gallons was established in the affected areas. The licensee will be notifying the NRC Region 2 Senior Inspector.

ENS 44997 +/-
Where
Areva Np Inc Richland Richland, Washington (NRC Region 2)
License number:	SNM-1227
Reporting

Part 70 App A (B)(1)
Time - Person (Reporting Time:+19.73 h0.822 days <br />0.117 weeks <br />0.027 months <br />)
Opened:	Robert Link 18:44 Apr 17, 2009
NRC Officer:	Howie Crouch
Last Updated:	Apr 17, 2009
44997 - NRC Website
v • d • e

v t e Emergency Notification System
Areva Np Inc Richland with Part 70 App A (B)(1)
WEEKMONTHYEAR2016-02-25T19:45:00 [Table view]
[ENS list for Areva Np Inc Richland]

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