December 3, 2007
Preliminary Notice of Violation issued to Battelle Energy Alliance, LLC, related to Unplanned Shutdown and Restart of the Neutron Radiography Reactor at the Idaho National Laboratory
This letter refers to the Department of Energy (DOE) investigation into the facts and circumstances associated with the August 20, 2006, unplanned automatic shutdown of the Neutron Radiography (NRAD) reactor and the subsequent restartof the reactor. The Investigation Report, dated July 13, 2007, was provided to you and an Enforcement Conference was conducted on September 12, 2007, in Idaho Falls, Idaho. A summary of the conference is enclosed.