Duties and Responsibilities of Field Evidence Technicians

Duties and Responsibilities of Field Evidence Technicians


It is the responsibility of the Patrol Operations Bureau Field Evidence Technicians (FET) to provide the Department with immediate and accurate crime scene and traffic accident investigation in addition to normal patrol duties. This is generally accomplished through the collection and preservation of material having evidentiary value. The role of the FET is thought of as a supplement to the initial investigation by a patrol officer, and a source of information for the follow-up officer. FET are expected to perform the following duties with regards to a serious crime scene and accident scene processing, as well as all other assignments related to his/her specialized training and ordered by a supervising officer.
  • Photography and video taping
  • Crime scene/accident scene sketches and scale drawings
  • Field notes
  • Development of latent fingerprints, footprints, tire impressions, etc.
  • Evidence collection and packaging
  • Develop informed theories based on experience, training, and the evidence recovered.
Field Evidence Technicians are deployed at the following crime scenes:
  • Homicide
  • Battery/assault
  • Armed Robbery
  • Arson and Bombing
  • Burglary
  • Sexual Assault
  • Any other scene deemed appropriate by a police supervisor.
Field Evidence Technicians may be deployed to process or assist Accident Investigators at the following accident scenes:
  • Fatal
  • Suspected or probable fatal
  • Serious personal injury
  • Suspected or probable serious injury
  • Hit and Run involving occupied vehicle or extensive property damage
  • Property Damage Only Accident With Unusual Circumstances
  • Accident involving Government Property