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Purpose of this Handbook <br /> The purpose of this field handbook is to help promote the nab <br /> understanding of the tools, best practices, and limitations for <br /> snow and ice control. The handbook will also help you under- Less material on <br /> stand when to use and when not to use these tools and prac- roads means less <br /> tices. In addition, it encourages progressive changes in snow matenal in lakes <br /> and ice control practices that will help you reduce salt /sand ands reams. <br /> use and environmental impacts while meeting the safety and <br /> mobility needs of roadway users. <br /> Improved practices such as anti- icing, prewetting, and pre - <br /> treating are emphasized in this field handbook. Also included <br /> are standard best practices expected in a quality snow and ice <br /> control program. <br /> Throughout the field handbook you will find environmental <br /> tips shown with this fish symbol >S. These tips are provid- <br /> ed to help you reduce environmental impacts from snow and <br /> ice control operations. <br /> A blanket approach will not work for the broad range of condi- <br /> tions Minnesota experiences; different strategies are needed <br /> for different regions and different conditions. We encourage <br /> you to continue to test, document, and refine the practices <br /> from this field handbook. <br /> 50 <br />