RTI International: Forensic Science Education and Training

Online training in forensic sciences, ethics, expert testimony, sexual assault response, and medicolegal death investigation

Below you will find Web-based training for forensic and medical professionals, law enforcement and other forensic professionals

Collecting Footwear and Tire Impressions in Snow - Archival

Course Title:
Collecting Footwear and Tire Impressions in Snow - Archival
Course Syllabus:
Course Description:


From footwear to tire to snowmobile impressions, snow impressions can provide extremely valuable evidence in helping to resolve criminal investigations.  Unfortunately, photographing and obtaining a cast of a snow impression is often a challenge for the crime scene examiner. This presentation will review techniques for photographing and casting snow impressions found at the crime scene. Methods for utilizing dental stone, fast setting plaster, and sulfur cement casting of snow impressions will be examined, showing how the type of snow and weather conditions may determine which casting technique to use.


Course Type:
On-Demand Presentation 
Impression Pattern Evidence
Approximately 40 minutes
Forensic Professionals, Crime Scene Investigators, Law Enforcement Personnel
Performance Requirement:


Course Accreditation:

Certificate of completion.