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Independent Oversight Activity Report, Hanford Waste Treatment and Immobilization Plant – February 2014

February 2014

Hanford Waste Treatment and Immobilization Plant Low Activity Waste Facility Off-gas Systems Hazards Analysis Activities [HIAR-WTP-2014-01-27]

This Independent Activity Report documents an oversight activity conducted by the Office of Health, Safety and Security’s (HSS) Office of Safety and Emergency Management Evaluations from January 27 – February 13, 2014, at the Hanford Waste Treatment and Immobilization Plant (WTP).  The activity consisted of HSS staff reviewing a select set of Insight software hazard evaluation (HE) tables for hazard analyses (HAs) developed for the low activity waste (LAW) Melter Off-gas system; observed a portion of the HA activities; and met with responsible Bechtel National, Incorporated (BNI) personnel to discuss observations.  This Independent Oversight observation is part of a planned multi-phase review focusing on the technical adequacy of BNI-issued LAW HA Reports and subsequent submittal of WTP LAW Facility documented safety analysis and technical safety requirements for the U.S. Department of Energy Office of River Protection’s review and approval.