The Network Rail Investigations Handbook provides guidance to DCP’s, lead investigators and recommendation owners on accident/incident investigations and our investigation process.For example

  • Why investigations are held
  • Arranging an investigation
  • Writing an investigation report
  • Identifying the cause of an accident/incident
  • The management of the completed investigation report and any associated recommendations
  • Guidance for DCPs on preparing an investigation remit
  • Guidance on how to manage recommendations

Network Rail Standard NR/L3/OHS/0046 – The Reporting, Investigation and Recording of Safety and Sustainable Development Events and Close Calls within Infrastructure Projects requires that a Preliminary Report and Investigation Form (Level One) – NR2072P (or a Contractor’s equivalent form that has all the fields in the Network Rail form) is completed and submitted within seven days of any S&SD Event occurring. Form and guidance can be found in the attachments.


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