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Decommissioning

Decommissioning Services

OSI follows federal standards and guidelines in the decommissioning of radioactive use areas.  OSI has decommissioned many facilities in the past decade.  We can provide:

  • Historical Site Assessments
  • Scoping and Characterization Surveys
  • Decommissioning Plans
  • Coordination of Radioactive and Hazardous Material Removal and Disposition
  • Final Status Surveys and Verifications
  • Decommissioning Reports
  • License Termination Requests
  • License Amendment and Preparation for New and Replacement Facilities

Certifications and Qualifications

  • Licensed by California Department of Health Services for decommissioning support (License Num. 5149-37)
  • Qualified resources (Bachelors and Masters Degrees in Health Physics, Certification by the American Board of Health Physics, Certified Industrial Hygienist)
  • Department of Transportation (DOT) Hazardous Material Transportation Qualified
  • MARSSIM trained

Standards Used

  • NUREG 1757, Consolidated NMSS Decommissioning Guidance
  • NUREG 1505, A Nonparametric Statistical Methodology for the Design and Analysis of Final Status Decommissioning Surveys
  • NUREG 1575, Mutli-Agency Radiation Survey and Site Investigation Manual (MARSSIM)
  • NUREG 1549, Decision Methods for Dose Assessment to Comply With Radiological Criteria for License Termination
  • NUREG 1507, Minimum Detectable Concentrations with Typical Radiation Survey Instruments for Various Contaminants and Field Conditions
  • NUREG/CR-5512, Residual Radioactive Contamination from Decommissioning
  • NUREG 1748, Environmental Review Guidance for Licensing Actions Associated with NMSS Programs