The following information was received from the State of
Arkansas via email:
The licensee notified the Arkansas Department of Health via postal mail on Thursday, 03/27/2014 at 1420 hours0.0164 days <br />0.394 hours <br />0.00235 weeks <br />5.4031e-4 months <br />, of the stuck shutter event. The State's event number is ARK-2014-003.
The Ohmart source holder model number is HM-8 and the source contains 0.523 Curies of Cs-137. The problem was discovered during shutter checks and inventory. The licensee states that the gauge operations remain to be 24/7. The licensee stated that the area has been roped off and has proper posting. The licensee stated that they have notified applicable facility personnel of the radiological hazard and that there have been no known radiation exposures to personnel and/or members of the public.
The shutter will be fixed by Ohmart (date unknown at this time), whom will also diagnose the root cause of this event. The State of Arkansas is awaiting a 30 day written report post repairs.
- * * UPDATE PROVIDED BY ANGIE HILL TO JEFF ROTTON AT 1412 EDT ON 03/31/2014 * * *
The State of Arkansas reported that the original discovery date of the stuck shutter was September 16, 2013. The manufacturer, Ohmart, will be on site from May 5-9, 2014 to repair the shutter and perform a root cause evaluation.
Notified R4DO (Gepford) and FSME Resources via email
- * * UPDATE FROM ANGIE HILL TO VINCE KLCO ON 5/27/14 AT 1530 EDT * * *
The following information was received from the State of Arkansas by email:
The approved Vendor Service Engineer arrived at Georgia-Pacific on Friday, April 11, 2014, to inspect the Ohmart Model HM-8 gauge shutter. The licensee stated that the gauge shutter offered increased resistance, but was not stuck.
The Vendor Service Engineer was able to move the handle by hand, verified that the shutter was not stuck, performed surveys and sealed source leak tests. The Vendor Service Engineer confirmed that there are no exposures of concern from the gauge, confirmed negative leaks and that the gauge is operating properly at this time.
The licensee confirmed that there are no known personnel radiation exposures or dose to the member of the public from this event.
The Department [Arkansas Department of Health] considers this event closed.
Notified the R4DO (Vasquez) and
FSME Resources via email.