Énergie et environnement · 30/07/19961 min de lecture
Notice of Removal of the Frome Investment Company (Brooks & Perkins Corporation) Site From the Site Decommissioning Management Plan
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Résumé
This notice is to inform the public that the U. S. Nuclear Regulatory Commission (the Commission) is removing the Frome Investment Company (Brooks & Perkins Corporation (BP)) site in Detroit, Michigan, from the Site Decommissioning Management Plan (SDMP). BP used thorium at this site from 1957 through the late 1960s under license from the Atomic Energy Commission. BP requested and received license termination in 1971. More recent surveys at the site revealed increased radiation levels in the soil outside the garage/warehouse. Analysis on soil samples indicate thorium concentrations approaching but not exceeding NRC unrestricted release limits. However, a fragment of magnesium thorium sheet metal found at the site required proper transfer and disposal. This fragment was removed from Frome Investment Company property on February 16, 1996 and disposed of at the Barnwell, South Carolina, low-level radioactive waste disposal site. Based on (1) remedial actions taken by Frome Investment Company, and (2) the results of NRC Region III surveys, the Commission concludes that decommissioning activities are complete and the site is suitable for unrestricted use. The SDMP describes four criteri