The following report was received from the
Texas Department of State Health Services, Radiation Branch, via e-mail:
On February 20, 2013, the Agency was notified by the licensee that on February 19, 2013, during routine maintenance checks the sources on two nuclear gauges were found stuck inside the dip tubes. Both gauges are Berthold model 21357 gauges each containing a 500 millicurie (original activity) cesium - 137 source. In this type gauge, the source is moved from the source housing inside a tube to the desired location. The sources are stuck in the normal operating position and do not pose an exposure risk to any individual. The licensee has contacted the manufacturer for repairs.
[The Texas Radiation Branch classifies this report as a] 30.50(b)(2) event type involving equipment failure or disability to function as designed when equipment is required to be available and operable and no redundant equipment is available and operable, includes source disconnection and failure to retract source.
Additional information will be provided as it is received in accordance with SA - 300.
Texas Report I-9043