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Accident:. The occurrence of an unexpected and undesirable event based on an individual's cognizant knowledge and values.. Objective of Accident Investigation:. To secure and preserve transitory evidence.. Accident Photography:. Photography is one of the best methodologies for securing and preserving transitory evidence..
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1. INTRODUCTIONTOACCIDENT PHOTOGRAPHY The information contained in this and any other pertinent communication is for consideration purposes only. It is not intended, nor should it be construed as providing legal advice, technical guidance or warranting any level of safety or regulatory compliance. The sole purpose of such information is to assist with the identification, evaluation and control of elevated or unnecessary hazards. Any action taken based on this information, including but not limited to opinions, suggestions and recommendations, whether implied or expressed, is the sole responsibility of the individuals taking the action. Safety determinations are criteria dependent and situation specific requiring a comprehensive understanding of the relevant knowledge and values utilized to be accurately established. Some materials in this presentation have been altered to protect privacy. Sources of information available upon request.
2. Accident:
3. Objective of Accident Investigation:
4. Accident Photography: Photography is one of the best methodologies for securing and preserving
transitory evidence.
5. Basic Accident Investigation Procedures: Observe priorities
Obtain short-lived information
Stabilize accident site
Record stabilized accident site & subsequent changes
Account for all system demands and functions
Concentrate on system anomalies
Identify, associate, and record inappropriate interactions
Call technical specialists as required
Maintain accident site (if possible) & information to confirm or reject accident theories
6. ASTM Investigation Standards:
E 620 Standard Practice for Reporting Opinions of Scientific or Technical Experts
E 678 Standard Practice for Evaluation of Technical Data
E 860 Standard Practice for Examining and Preparing Items That Are or May Become Involved in Criminal or Civil Litigation
E 1020 Standard Practice of Reporting Incidents That May Involve Criminal or Civil Litigation
E 1188 Standard Practice for Collection and Preservation of Information and Physical Items by a Technical Investigator
E 2332 Standard Practice for Investigation and Analysis of Physical Component Failures
7. ASTM E1020-96 Chronology narrative
Photographs
Identification of items
Identification of individuals
Description of conditions and alterations
Record of evidence removed or as found
Names of individuals removing evidence
Description of evidence removed and preservation
Date evidence was removed
Additional pertinent and preserved information
Investigators information
8. Plan For Accidents: Trained investigators
Equipment availability
Response time
Priorities
Privileged Status
9. Accident Plan: Notification system
Injury prevention
Property protection
Timely investigation
Analysis procedure
10. Investigation Priorities: Arrive safely
Observe and evaluate situation
Care of injured and protection of others
Protection of property
Preservation of evidence
11. Accident Investigator: Specialized knowledge
Specialized techniques
Fact oriented
Logical
Ethical
12. Accident Investigation Kit: Camera equipment
Clipboard, paper, & pen
Magnifying glass
Gloves
Dentist’s mirror
Barricade tape
Batteries
Assorted tools
Cassette recorder
ID Tags
Sample containers
Compass
Flashlight
Brushes Scribe
Magnet
Tape
Machinist’s scale
Labels
Impression materials
Tape measure
Calipers - ID/OD
Solvents
Scalpel
Forceps
Wire/string
Marker pens
Micrometer
13. Photography Equipment
14. Accident Photographic Procedures: Take lots of pictures (flash and non flash)
Sketch location from which photos were taken
Keep photo log
First shot should be title data
Use scale devices when required
Shoot from all four sides and overhead
Shoot approach shots with close-ups
Do not change or trample evidence
Shoot short lived evidence first
Shoot detailed shots of significant materials
If fire, shoot on lookers
Keep originals or accountability log
15. Accident Photography Techniques:
Film v digital
Painting with light
Mirrors
Overhead shots
Time exposures
Available light v flash
Fill flash
Color temperature (white balance)
Scale devices
Date stamps
Backlight
16. Accident Investigation Records: Photos
Samples
Equipment
Statements
Documents
17. General References: “Accident Investigation Techniques” - Oakley
“Accident Investigation” - Benner
“Elements of Accident Investigation” - Ferry
“Conducting Accident Investigations” - Doe
“Incident Investigation” – Spear
“Investigative Photography”- Wenzel