Campaign Materials

Campaign Overview

CDOT’s Winter Wise campaign focuses on education, tools and resources to help keep drivers safe on Colorado’s winter roads. The campaign materials below are available for download. For a larger view, click the thumbnail image. For print requests, please contact [email protected]Please do not modify or adapt the materials on this page without CDOT's permission. 

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Learn the Laws 

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Educational Resources 

Traction Law Measurement Card*

Download Measurement Card PDF Descargar versión en español Download Measurement Card Images

Traction Law Ruler Card

*The Traction Law Measurement Card effectively measures tire tread depth when printed at the correct size and with durable material. Please contact [email protected] print requests.