ENS Event | |
|---|---|
15:15 Oct 25, 2011 | |
| Title | 24 Hour Technical Specification Required Report Based on a Potential Over-Exposure Event |
| Event Description | At approximately 1115 EDT on 10/25/11 an intern entered the dry gamma room at the Rhode Island Nuclear Science Center Facility during an ion probe calibration procedure. The intern received an estimated unplanned dose of between 2-3 rem based on a stay time of 5 minutes in a 500 mr/min field. His dosimetry, an OSL (Optically Stimulated Luminescence) badge, has been sent to Landauer for expedited processing. The dry gamma room is properly posted as a high radiation area with administrative controls in effect to limit access. The assistant Director of the facility is performing an investigation including event reconstruction to determine the cause.
The licensee clarified that the call to the Operations Center made on 10/25/11 was a 24 hour2.777778e-4 days <br />0.00667 hours <br />3.968254e-5 weeks <br />9.132e-6 months <br /> notification required by the facility's Technical Specification 1.25.8 based on the potential for over-exposure. NRR Backup Project Manager (Hardesty) notified. |
| Where | |
|---|---|
| Rhode Island Atomic Energy Comm Narrangansett, Rhode Island (NRC Region 1) | |
| License number: | R-95 |
| Reporting | |
| Non | |
| Time - Person (Reporting Time:+-2.13 h-0.0888 days <br />-0.0127 weeks <br />-0.00292 months <br />) | |
| Opened: | Hank Bicehouse 13:07 Oct 25, 2011 |
| NRC Officer: | Steve Sandin |
| Last Updated: | Oct 26, 2011 |
| 47375 - NRC Website | |
Rhode Island Atomic Energy Comm with Non | |
WEEKMONTHYEARENS 544192019-12-04T19:23:0004 December 2019 19:23:00
[Table view]Non Annual Surveillance Not Completed ENS 489622013-04-24T14:00:00024 April 2013 14:00:00 Non Unqualified Radiation Safety Officer at a Non-Power Reactor ENS 473752011-10-25T15:15:00025 October 2011 15:15:00 Non 24 Hour Technical Specification Required Report Based on a Potential Over-Exposure Event 2019-12-04T19:23:00 | |