Radiological Assessment

NNL is an experienced and highly regarded provider of safety cases and other safety documentation required by UK nuclear industry regulators.  We offer a professional radiological assessment service to cover all aspects of safety documentation with supporting technical and engineering assessments.

It's a service tailored to customers' individual needs and our extensive experience across 30 years offers full confidence that our safety documentation will meet the expectations of regulators.

Our Service

We provide a complete range of radiological consequence analyses for the general public and people working in the nuclear industry. This includes airborne and marine releases and direct radiation dose calculations.

We also offer a full range of supporting services including:                

  • Hazard identification (HAZOP/FMEA)
  • Qualitative and quantitative risk assessment
  • Reliability, availability and maintainability studies
  • Engineering design and substantiation

Added to this, our proven track record in undertaking peer review and Independent Nuclear Safety Assessments is recognised across the industry.


NNL has a broad and deep understanding of safety case requirements, spanning the entire world of UK nuclear energy. Our service is delivered by a team that offers a unique combination of experience and skills, focused on delivering successful safety contracts of varying size, scale and complexity across a multitude of nuclear sites.

Our radiological safety assessment service covers all aspects of the nuclear project lifecycle, delivering countless customer benefits in areas such as:

  • Conceptual and detailed design phases
  • Construction
  • Commissioning
  • Plant operations
  • Decommissioning


Email: Radiological Assessment