Scene Investigation, Part
I:
Photography, Mapping, and Evidence Collection
The objectives of this laboratory session are:
- To
teach the basics of scene mapping and documentation
- To
allow the participant to practice scene mapping and evidence collection
- To produce a good quality map that accurately reflects the recovery
scene, including distribution of human remains and related evidence
- To
produce accurate and complete lists of photographs taken and evidence
collected
End products of this laboratory session include:
- A
map of the scene
- A
completed evidence log
- A
completed photo log
- One
evidence bag
Instructions:
- Working
in groups of two, select a scene to investigate
- Assign initial duties of each team member (photographer,
recorder of evidence, removal and bagging of evidence recovered,
mapper)
- Mark each piece of evidence observed and assign
an evidence number to it; record the number and description of evidence
on the evidence log and indicate the evidence and assigned number
on the map.
- Complete a map of the scene, an evidence log
and a photo log; each team member should gain experience at each
activity
- Photography: list what photos you would take;
be specific (e.g., overview shots of environmental setting, surrounding
areas, each piece of evidence with assigned number, close-ups, etc.)
- Turn
in complete map and logs with names of group members
- Bag
one piece of evidence, submit evidence bag with appropriate information
on it, seal the bag in the appropriate way to prevent tampering
Information to include on forms, logs, evidence bags:
- Name
of team members
- Date
- State,
County
- Case
Number
- Number
of items in bag
- Brief
description of item
- Number
assigned to piece of evidence “bagged”; this number should
correspond to the map
and evidence log
- Recorder
- Other
information as requested
Information to include on map:
- North
arrow
- Scale
(e.g., 1 square = 5 inches)
- Legend
- Evidence
numbers
- Case number
- Date
- Country, State/Province, County
- Recorder