ANSI/ASB Best Practice Recommendation 021

Best Practices for the Preparation of Test Impressions from Footwear and Tires

First Edition, 2019
Best Practice Recommendation
Consensus Body: Footwear and Tire

This document provides forensic footwear and tire impression examiners guidance in the preparation of two and three-dimensional test impressions from known footwear and tires for use in the comparison process. The purpose of creating test impressions from known footwear or tires is to record the characteristics on the outsole or tread and attempt to reproduce the conditions present when the questioned impression was made. The methods included in this document are not all inclusive and may not cover all aspects of unusual or uncommon conditions. This document is not intended to replace a professional training program.

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