Safety Engineering

Unit Ten Engineering can provide Safety Engineering support throughout a product’s lifecycle, from Concept through to Decommissioning We can provide assistance all aspects of Safety Case production:

  • Safety Planning (Campaign and Technical / Justification Planning),
  • Functional Modelling,
  • Hazard Identification and Hazard Assessment,
  • Hazard Log and Fault Schedule Production
  • Requirements Development (Safety Functional Requirements),
  • Integrity Requirements (Safety Integrity Levels,Development Assurance Levels),
  • Design Assessment – improving safety margins at the earliest possible opportunity,
  • Safety Justification Document production (Claim, Argument and Evidence layers).
  • Testing and Commissioning

We have experience of constructing Safety arguments to the following legislation / conventions:

  • CS-E and CS-25, FAR-33 and FAR-25
  • DEF-STAN 00-56
  • BS EN 61508 and BS EN 61511
  • Naval Reactor Plant Authorisee (Naval Nuclear Propulsion Programme Standards)  and International Atomic Energy Authority Guidance and Standards
  • Office of Nuclear Regulation Technical Advice
  • Common Standard Method for Risk Assessment (CSM-RA), EU Rail Method

We have experience in working with standard tools and methods including:

  • FMEA (Design, Process and System in addition to classic FMECA methods)
  • Fault Tree Analysis
  • Bowtie Analysis
  • SIL Determination
  • Application of the ALARP Principle
  • Lasix cost for dogs