1. NGSI Summer Seminar Series Findings Carolyn McGraw Ross Snow Danyal Turkoglu Dwayne Tucker August 1, 2011

2. 2Managed by UT-Battelle for the U.S. Department of Energy Safety HFIR/REDC – Dosimeters – Mineral Oil/Shielding for Hot Cell – Walkway Barriers Safeguards Laboratory – Long Pants – Close toed shoes required – Nuclear material only handled by trained personnel Graphite Reactor – Guardrails on stairs – Uranium slugs inserted with long rods – Hardhats and gloves

3. 3Managed by UT-Battelle for the U.S. Department of Energy Security HFIR / REDC – Proximity cards on entry points – Armed guards at gate and for material transfers – Fixed dome pan/tilt/zoom cameras Safeguards Lab – Limited access – Cameras Graphite Reactor – Barbed wire fence surrounding 233 U – Vault – Secrecy from Manhattan Project

4. 4Managed by UT-Battelle for the U.S. Department of Energy Inspection HFIR/REDC – Inspection resulted in lower power rating – IAEA Logbook – Periodic shutdowns for inspection Safeguards Laboratory – Detectors/Imaging for inspection Graphite Reactor – No longer in operation

5. 5Managed by UT-Battelle for the U.S. Department of Energy Material Control and Accountability (MC&A) HFIR/REDC – Logbooks and reports – Paperwork for movement of materials Safeguards Laboratory – Tamper Indicating Devices (TIDs) – Separate room for nuclear materials – Trained personnel handle material Graphite Reactor – Original Logbook – Plutonium samples hand delivered, not shipped