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Simple Tire Standards Collection

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by

Chad Smies

on 5 April 2010

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Transcript of Simple Tire Standards Collection

Simple Tire Standards Collection Equipment 13 oz. jar of pure petroleum Jelly Vaseline
•Utility knife
Sharpie permanent marker

EWhite or yellow grease marking pencil

One cardboard box
Black finger print powder
Pair of latex gloves •Glue
Technique/Procedure Cardboard Box Prevents background marks from showing up, and makes the print easier to see putting it on a cardboard makes the print easier to see Average tire size is 6-8 inches Cut the box into strips of 12-24 inches Make strips wider than the tread pattern size Get entire tire (may need up to 3-4 strips) Get entire tire (may need up to 3-4 inches) Mixing the Jelly Put on latex gloves Take out 3-4 table spoons of Vaseline Replace with 3-4 table spoons black fingerprint powder Making a Copy of the Suspect Tire The tire should still be on the vehicle (to make it easier, more accurate, and to keep it strait)
oAdd an even mixture of the Vaseline and fingerprint powder Apply Glue While taking the dry mixture off of the tire apply glue (this will make it stay on the cardboard strips better) Documentation Police agency designated case number
Investigators Initials and Identification Number
Tire Manufacturer
Tire Size
Tire Cereal Number
Alpha-Numerical Strip Indicator
Tire Placement
Date Cut angled slots along two sides of the length of the box for storage and movement.
This way the handlers don’t have to worry about touching them or messing the up.
Packaging and Storage When drying the prints do not stack on top of each other.
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