The following was received from the State of
Texas via email:
On March 1, 2013, the Agency [State of Texas] was notified by the licensee that at 2358 hours0.0273 days <br />0.655 hours <br />0.0039 weeks <br />8.97219e-4 months <br /> on February 28, 2013, one of the two sources failed to full lower into its storage pool. The rack had dropped 11 of 24 feet when it became stuck.
The operator determined that the drive had failed, disengaged the motor from the drive mechanism, and the source lowered into the fully shielded position on its own. The licensee stated all alarms and interlocks functioned as designed. No exposure was received by any individual as a result of this event.
The licensee stated that on March 1, 2013, they replaced the drive motor and successfully tested it. The licensee has not determined the cause for the motor failure. Additional information will be provided as it is received in accordance with SA-300.
Texas Incident #: I-9047