Effective accident investigation

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  • 1. Yawar Hassan Khan
  • 2.  YAWAR HASAN KHAN CERTIFIED HSE MANAGEMENT PROFESSIONAL ASSISTANT SAFETY OFFICER- ACL
  • 3.  An accident is the final event in an unplanned process that result in injury or illness to an employee and possibly property damage
  • 4.  STRUCK BY STRUCK AGAINST CONTACT BY CONTACT WITH CAUGHT ON CAUGHT BETWEEN FALL TO SURFACE FALL TO BELOW OVER EXERTION BODILY REACTION OVER EXPOSURE
  • 5.  Old theory-worker error :says worker makes a choice to work in an unsafe manner New theory-system approach : says accidents occur due to multiple causes and due to defects in the systems
  • 6.  Clearly assigned responsibility for accident investigation All accident investigations will be formally trained on accident investigation techniques The purpose is to find fact not fault Dig deep to know hazardous conditions that caused accidents report will make the recommendations to correct the hazardous conditions and work practices Corrective actions must be completed An annual review of accident reports
  • 7.  Secure the accident scene Conduct interview Develop the sequence of events Conduct cause analysis Determine the solutions Write the report
  • 8.  Make personal observations Take photos of accident scene Take video clips of the scene sketch the accident scene Interview records
  • 9.  Be sure you ask the Right people the Right question at the Right time in the Right place in the Right way for the Right reason to uncover the Right facts
  • 10.  The victim Co workers Direct supervisors Manager Training department Personnel department Maintenance department Emergency responders Medical personal Coroner Police The victim’s spouse and family
  • 11.  Keep the purpose of investigation in the mind Approach the investigation with an open mind Go to the scene Express concern regarding the accident and desire to prevent a similar occurrence Tell the interviewee that the information they give is important Be friendly , understanding and open minded Be calm and unhurried
  • 12.  An accident is thought to be the result of a single , one time easily identifiable , unusual , unexpected occurrence that result in injury or illness
  • 13.  This describes as a series of related occurences which lead to a final event that results in injury or illness
  • 14.  Accidents are a result of a series of random related and / or unrelated actions that somehow interact to cause the accident
  • 15.  Actual events Assumed events Non events Simultaneous events
  • 16.  Once the sequence of events is developed we will study each event to know: Hazardous condition Unsafe behaviors System weaknesses
  • 17.  Actor: the actor is an individual or object that directly influenced the flow of the sequence of events Action is something that is done by the actor
  • 18.  Materials Machinery Equipment Tools Chemicals Environment Workstations Facilities People workload
  • 19.  Injury analysis Event analysis System analysis
  • 20.  Elimination Substitution Engineering controls
  • 21.  WARNINGS ADMINISTRATIVE CONTROLS PERSONAL PROTECTIVE EQUIPMENT
  • 22.  Background Description Findings Recommendations Summary
  • 23.  Please give your feedback at :yawarhkhan@hotmail.com