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| Entered date | Event description | |
|---|---|---|
| ENS 47605 | 18 January 2012 13:59:00 | The following report was received via facsimile from the PA Department of Radiation Protection. Notifications: The department's western regional office received a phone call on January 17, 2012 and then referred the matter to the central office via email and telephone on January 18, 2012. This event is reportable within 24 hours under 10 CFR 30.50(b)(2)(i). Event Description: A collimator failure was discovered during a monthly routine maintenance check on January 17, 2012. The collimator had broken off of the shutter mechanism. The device is identified as - Manufacturer: Thermo Measure Tech; Model 5204; Isotope: Cs-137; Activity: 4 Ci. CAUSE OF THE EVENT: Equipment Failure ACTIONS: Upon discovery, a service provider was contacted and repairs were made by replacing the collimator with a spare one. Surveys were performed to verify appropriate conditions. No employees were exposed to excess levels of radiation as a result of this failure. A 30 day licensee report is expected. The department plans to conduct a reactive inspection. Event Report ID No.: PA120002 |
| ENS 47602 | 18 January 2012 10:29:00 | The following report was received via facsimile from the PA Department of Radiation Protection. Notifications: On Friday January 13, 2012, the licensee sent notification via email after close of business to the central office about an event that took place on approximately November 21, 2011. This email was received by central office on Tuesday, January 17, 2012. It is reportable within 24 hours under 10 CFR 30.50(b)(2). Event Description: It was noticed during a job on approximately November 21, 2011, the shutter handle of Berthold Technologies density gauge, Serial Number 10049, had fallen off due to constant vibration and cavitation of the iron piping on the truck. This caused the roll pin that secures the rotary shutter handle to the shutter shaft to wear and eventually fall off. The gauge was temporarily repaired in the field, and reported on November 29, 2011 to the company's safety officer. The gauge was immediately taken out of service and scheduled for repair. The device is identified as: Manufacturer: Berthold Technologies USA, LLC; Model: LB8010; Serial #: 10049; Isotope: Cs-137; Activity: 20 mCi. CAUSE OF THE EVENT: Excessive vibration of the equipment. ACTIONS: On December 1, 2011 repairs were made to Serial Number 10049. For preventative maintenance, the roll pin was replaced on Serial Number 10055 as well. Event Report ID No.: PA110042 |
| ENS 47603 | 18 January 2012 10:29:00 | The following report was received via facsimile from the PA Department of Radiation Protection. Notifications: On Friday January 13, 2012, the licensee sent notification via email after close of business to the central office about an event that took place on September 29, 2011. This email was received by central office on Tuesday, January 17, 2012. It is reportable within 24 hours under 10 CFR 30.50(b)(2). Event Description: On September 29, 2011, a gauge with Serial Number 10153 was dropped, bending the shutter control handle, leaving the shutter stuck closed. The workers did not notify anyone of the incident and the gauge was put in storage. When the gauge was to be put back in service on November 10, 2011, it was then observed to be in the damaged condition. The gauge was then put back into a secured storage until the repair could be made. The gauge was repaired by replacing the shutter with a new Serial Number 10306 on December 1, 2011. The device is identified as - Manufacturer: Berthold Technologies USA, LLC; Model: LB8010; Serial #: 10153 (replaced by 10306); Isotope: Cs-137; Activity: 20 mCi. CAUSE OF THE EVENT: Human error. ACTIONS: On December 1, 2011 repairs were made. This was discovered on an inspection by the Department on December 16, 2011. Event Report ID No.: PA110043. |