Tags » Tire Tread

Stone Treads

I remember tripping on pavement squares that have been raised by tree roots expanding underneath them. Some time later the offending edges were spray painted bright red; shortly thereafter the edges were ground smooth with each other. 49 more words

Personal Stories

Improper Evidence Gathering

“[…] Improperly Photographed Impressions: If the examination involves a photographed tire impression, many things can affect the dimensional accuracy of that photograph. If the camera’s film plane (back) is not perfectly parallel to the impression, then the photograph will have a perspective problem that can affect the ability to accurately enlarge the photograph of the […]

via “Improperly Photographed Impressions”. — Mantracking

Forensics

"Improperly Photographed Impressions".

“[…] Improperly Photographed Impressions:

If the examination involves a photographed tire impression, many things can affect the dimensional accuracy of that photograph. If the camera’s film plane (back) is not perfectly parallel to the impression, then the photograph will have a perspective problem that can affect the ability to accurately enlarge the photograph of the impression to its natural size. 116 more words

Talking On Tracking