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Accident Investigation
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Session ObjectivesYou will be able to:
Understand your role in the investigation
process Gather facts
Talk to witnesses
Determine causal factors
Identify corrective actions
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Why Investigate
Accidents? Determine the root cause
Identify corrective actions
Prevent the accident from happening again Document the accident
Complete OSHA-required reporting
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OSHA Wants to Know Employee fatalitynotify OSHA in 8 hours
Three employees hospitalizednotify
OSHA Document each injury
Record injuries on OSHA 300 Log
Post OSHA 300 Log
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You Have Key Roles Report any accident or near-miss
immediately
As a witness, describe what you observed Provide your knowledge of normal operating
practices in the situation
Suggest corrective actions
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Accident Investigation
Team Employees trained to
investigate accidents
Safety committeemember
Supervisor
Safety manager
Production manager
Plant manager
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Investigators
Qualifications Understand important role of accident
investigation
Have authority and accountability
Have skills to evaluate the incident
Communicate details
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Why Investigate and Your
RoleAny QuestionsAny questions about
why we need toinvestigate accidents
or your role in theinvestigation process?
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Investigate All Accidents Workplace fatality
Lost time from the jobor days away fromwork
Restricted ability towork
Medical treatment
First aid Near-miss incidents
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When to Investigate? Immediately after
incident
Interview witnessesbefore memories fade
Assess the scenebefore clues aremoved
Finish investigationquickly
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Accident Investigation Is
Like a Police Investigation Check the scene
before anything hasbeen moved
Assemble evidence
Interview the witnesses
Not looking for acriminal; not trying to
place blame on anyone Find what, why, and
how
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The Accident Occurs Employee immediately reports the accident
to a supervisor
Supervisor treats the injury or assessesneed for outside medical treatment
Accident scene is left intact
Supervisor contacts the accident
investigation team If able, injured employee completes incident
form
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Beginning the Investigation Get the investigation kit
Team reports to thescene
Look at the bigpicture
Record initialobservations
Take pictures
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Investigation Kit Camera
Report forms,clipboard, pens
Barricade tape
Flashlight
Tape measure
Tape recorder
Work gloves
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Any Questions?Any questions about
what and when toinvestigate or the
investigation kit?
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Questions that Need
Answers What happened?
When did it happen?
Where did it happen?
Who was involved?
How did it happen?
Why did it happen?
How can we keep itfrom happening again?
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Fact Gathering Name of injured and
involved employees
Name of witnesses
Date and time of theincident
Work shift information
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Fact Gathering (cont.) General location of the incident
Specific location of involved employees
Normal job duties and training Type of injury and body part injured
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Fact Gathering (cont.) Machines, tools, or
equipment
Chemicals involved
Environmentalconditions
Production schedule
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Interviewing Witnesses Interview witnesses one at a time
Convey your desire to prevent accidents
Encourage witness to describe the accidentin his or her own words
Discuss what happened leading up to andafter the accident
Use open-ended questions
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Sequence of Events Events leading up to
the incident
Describe events of the
incident Events that happened
immediately after theincident
Draw a chart of theevents
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Incident Description Details so reader can
clearly picture theincident
Specific body partsaffected
Specific motions ofinjured employee just
before, during, andafter incident
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Any Questions?Any questions about
gathering facts,interviewing witnesses,
or describing theincident?
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Causal Factors Try not to accept single cause theory
Identify underlying causes
Primary cause Secondary causes
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Corrective Actions Immediate corrective actions
Recommended corrective actions
Employee trainingPreventive maintenance activities
Better job procedures
Hazard recognition
Engineering or administrative changes
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Completed Report Signed by investigation
team members
Signed by injured
employee Forwarded to
management
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Causes and Corrective
ActionsAny Questions?Any questions about
finding causal factorsor implementing
corrective actions?
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Key Points to RememberAccident investigations prevent other
accidents
Investigate accidents immediately Gather all the facts
Interview witnesses one at a time
Record detailed description
Determine causal factors
Conduct corrective actions